sublimation process class 9

Filed Under: Class 9, Matter in our surrounding Tagged With: effect of change of pressure, sublimate, sublimation, sublime About Mrs Shilpi Nagpal Author of this website, Mrs Shilpi Nagpal is MSc (Hons, Chemistry) and BSc (Hons, Chemistry) from Delhi University, B.Ed (I. P. University) and has many years of experience in teaching. Finally, lower the filter paper into a jar containing water so that the drop of ink on the paper is just above the water level. .

explain the role of matter surrounding us? Remove the stopper and open the tap to run the lower layer into a beaker. Therefore, sublimation process is used for the separation of camphor from the other substance.

Collect this liquid into another beaker. Air is compressed in the compressor and cooled in the refrigeration unit. This method is also used to extract iron from its ore.  This tube is attached to a Leibig condenser. Don’t disturb the jar. (1) Take a thin strip of filter paper.Draw a pencil line on it,about 3 cm from one end.       â€¢  Gas chromatography Crystallization is a technique of separation of solid from a liquid solution . Cloud is an example of (a) liquid dispersed in a gas (b) solid dispersed in a gas Since a dye is made of two or more colours, the colour which is the most soluble rises faster and higher. Activity 1.13 NCERT Science Class 9 Chapter 1 Matter In Our Surroundings. •  Finally, lower the filter paper into a jar containing water so that the drop of ink on the paper is just above the water level. Sublimation is the process of transition of a substance from the solid to the gaseous state without passing through the liquid state.       •  Paper chromatography Dry ice is solid carbon dioxide which converts directly to gaseous carbon dioxide without entering liquid state. If the solid particles are very small and pass through a filter paper, then centrifugation  process is used for the separation of insoluble solid particles from a solid-liquid mixture. C O(S) . In this video I will discuss all about which property of salt \u0026 camphor can be usd to separate them? Dry ice is an example of solids that . We have Provided Matter in Our Surroundings Class 9 Science MCQs Questions with Answers to help students understand the concept very well. MCQ Questions for Class 9 Science with Answers were prepared based on the latest exam pattern. Explain sublimation.

The liquid which has obtained after filtration is called the filtrate; in this case, water is the filtrate. It is called an endothermic reaction because of the additional energy required. . Found inside – Page 16Distillation flask Cold water in Receiver 60 Concentration of solution = 300 × 100 = 20% (CBSE Marking Scheme, ... funnel (ii) Sublimation (iii) Evaporation (iv) Filtration / using magnet (v) Centrifugation (CBSE Marking Scheme, ... MCQ Questions for Class 9 Science: Ch 2 Is Matter Around Us Pure. (b) absorbed. This typically occurs when the substance absorbs excess energy from its surrounding, skipping the liquid phase altogether. Chromatography:  Chromatography is a method used to separate mixture that comprises solutes that dissolve in the same solvent.This method gets its name from the Greek word for colour —Kroma, as it was first used for separating colours. To introduce the process of crystallization and its comparison with evaporation. Question 1. This is a reversible process. It is defined as the separation process in which solids are separated from the liquid. Example: A mixture of chalk powder and water can be separated by this method. Evaporation:  Evaporation is the process of vaporizing the solvent to obtain the solute. (2) Put a small drop of black ink on filter paper strip at the centre of the pencil line.Let the ink dry. Example: Salt and a sublimable solid such as ammonium chloride, can be separated by the process of sublimation. (iii) The process of sublimation is useful only if one of the constituents present in the mixture can sublime while the others do not undergo sublimation. Separation of Mixture of two Solids. All the solids settle down at the bottom of a beaker and on top, a clear layer of liquid is obtained. The vapours of, n-hexane has a lower boiling point pass through and get condensed in the condenser. Found inside – Page 15Step-2 Then from the remaining mixture, to separate ammonium chloride, sublimation process is used as ammonium chloride sublimes easily. Step-3 Then to the remaining mixture, add water, stir and filter, to separate sand. Example: A mixture of n-hexane and n-heptane can be separated through the process of fractional distillation. This is heated with the help of a burner as shown in the figure. It covers even minute details, which will help you in clearing all your doubts. To make a saturated solution 36g of sodium chloride is dissolved in 100g of water at 293K. Ans: Sublimation: The process of converting solid form of a substance directly into vapour form is called sublimation. Found inside – Page 8Explanation: Sublimation is the process in which solid can be directly evaporated into gaseous form and can be easily separated from the mixture. Q. 2. Filtration technique can be ... Question Bank Chapterwise Term-I, SCIENCE, Class – IX. Class 9 Chemistry - Chapter 8 - Chemical Reactivity - Review Questions. Sublimation is defined as the change or transition from the solid phase into the gas phase without entering the liquid phase. To heat the mixture in the china dish, drag the china dish over the Bunsen burner. Conversion of solid (ice) to liquid (water) Found inside – Page 110(i) Air absorbs water through the process of evaporation. This results in water changing from ... This process is known as sublimation. 1 Is humidity uniform at all places? ... Oswaal Kerala SSLC Question Bank, Social Science, Class – IX. Any solution has two components namely solvent and solute. Further, when this molten liquid is heated, it converts into a gas at boiling point temperature. Thus, the air gets liquefied. But he was not successful. The liquid that passes through is called the filtrate and the undissolved solid particles are called residue. Learn the concepts of Class 9 Chemistry Is Matter Around Us Pure with Videos and Stories. The pure liquid is collected from the condenser in a receiver. The open end of the flask is fitted with a one-holed rubber cork through which a thermometer is introduced. A separating funnel is a special type of glass funnel, which has a stop-cock in its stem to regulate the flow of liquid. A substance cannot be separated into other kinds of matter by any physical process. However, sublimation is a chemical process that skips the liquid phase, causing solid to directly turn to gas. 11. Techniques of separation PPT for class 9 . Found inside – Page 38Glass rod Mixture Cotton Inverted funnel Sublimate Water vapours Mixture Filter paper (residue sand) China dish Wire gauge Funnel China dish Stand Beaker Tripod stand Bunsen ... Sublimation process should be carried out carefully. Found inside – Page 8Explanation: Sublimation is the process in which solid can be directly evaporated into gaseous form and can be easily separated from the mixture. Q. 2. Filtration technique can be ... Question Bank Chapterwise Term-I, SCIENCE, Class – IX. Use a pencil to draw a line on it, about 3 cm above the lower edge. Water gets left behind in the flask. •  After some time you will observe different coloured spots on the paper. Answer: (a) Sublimation. This is why there are differently coloured spots on the paper. liquids Sublimation Substances that sublime from two substances Evaporation Solids that cannot decompose when heated in a solution Separation method What it separates Chromatography Compounds in a solution with same properties Filtration Solids or group of solids and liquids in a mixture . These definitiona and formulas of Class 9 Science Chapter 2: is Matter Around Us Pure is developed and witten by our expert teachers. For example, soda water, lemonade, etc. Found inside – Page 119. Name A , B , C , D , E and F in the following diagram showing change in its state . Increasehold decrease pressure E B SOLID ... E : Solid changes into gaseous state by the process of sublimation . F : Gas change into solid state by ... In the sublimation process: (a) solid changes directly to the vapour state (b) solid initially melts and then changes to vapour state CBSE Class 9 Science Chapter 2 Is Matter Around Us Pure Exercise Questions with Solutions to help you to revise complete Syllabus and Score More marks. The entire NCERT textbook questions have been solved by best teachers for you. We're talking about where the solid state of matter gets converted into issues or gaseous state of matter and zip called sublimation. Found inside – Page 8F → De-sublimation: The reverse process of sublimation is deposition or de-sublimation; in this state, a substance passes directly from a gas to a solid phase. ... OSWAAL GSEB NCERTSOLUTIONS – Textbook + Exemplar–SCIENCE: Class-IX. Found inside – Page 8Explanation: Sublimation is the process in which solid can be directly evaporated into gaseous form and can be easily separated from the mixture. Q. 2. Filtration technique can be ... Question Bank Chapterwise Term-I, SCIENCE, Class – IX. Example: A mixture of acetone and water can be separated by the process of distillation. Images can be printed on a printer using special ink that sublimates onto copy paper. Chromatography is used for separating colors in a dye, pigments from natural colors and drugs from blood. NCERT Solutions for Class 9 Science Chapter 2 Is Matter Around Us Pure. Here we have given Value Based Questions in Science for Class 9 Chapter 2 Is Matter Around Us Pure. To remove these impurities, the process of crystallisation is used. Science formulas. The substances like ammonium chloride, iodine, camphor, naphthalene and anthracene sublime on heating and can be recovered in the form of a sublimate by cooling their vapours. NCERT Solutions for Class 9 Science Chapter 2 Is Matter Around Us Pure. Ammonium chloride sublimes leaving behind sodium chloride and sand. The key difference between sublime and sublimate is that the sublime refers to the verb describing the sublimation process whereas the sublimate refers to a noun that describes the end product of sublimation.. Sublimation is the process of the transition from a solid phase into a gas phase directly, without going through a liquid phase. Found inside – Page 8Explanation: Sublimation is the process in which solid can be directly evaporated into gaseous form and can be easily separated from the mixture. Q. 2. Filtration technique can be ... Question Bank Chapterwise Term-I, SCIENCE, Class – IX. Crystallisation is used for:  Purification of salt that we get from sea water and separation of crystals of alum from impure samples. It is covered by placing an inverted funnel. Solution: Aim: process of sublimation. Any solid-vapour transition is called sublimation. Fusion. The ink has water as the solvent and the dye is soluble in it. Classify the following as physical or chemical properties. To heat the mixture in the china dish, drag the china dish over the Bunsen burner. Class 9 Science Chapter 2 Important Extra Questions Set - 1. NCERT Solutions for Class 9 Science Chapter 2 Is Matter Around Us Pure provides detailed answers and explanations for the exercise questions provided in the chapter. Found inside – Page 172Solution There is no change in the volume of the system during an isochoric process. ... the liquid phase ○ Sublimation: The transition from the solid phase to the gas phase ○ Deposition: The transition from the gas phase to the solid ... So, it is a rare process. Evaporation , Sublimation, chromatography, Distillation, Fractional distillation, Crystallization; Are the various methods being talked abut in detail in the ppt along with their applications with the help of activities. It is a liquid in which sulphur completely dissolves while iron does not. Put the mixture into a distillation flask. Found inside – Page 8(A) As milk cannot be separated by physical process into its components such as water, fats etc. ... Explanation: Sublimation is the process in which solid can be directly evaporated into gaseous form and can be easily separated from ... Found inside – Page 28Change of plain bread into toast Photosynthesis: It is the process of conversion of water and carbon dioxide into carbohydrates by plants in presence of chlorophyll and sunlight. -----→ Sunlight 6CO2 + 6H2O (Chlorophyll) C6H12O6 + 6CO2 ... Found inside – Page 27... sulphur, ratio. oxygen. s • (d) Mixture Constituent elements n can be separated by chemical process. a It (a) (i) ... By using separating funnel Sublimation Chromatography Distillation Centrifugation • Physical and Chemical Change ... Sublimation. The size of the colloidal particle is in the range of (a) 1 Å to 100 Å (b) 1 nm to 100 nm (c) 10-9 m to 10-6 m (d) 10-9 cm to 10-7 cm. Sublimation in chemistry involves a solid transitioning into a gas without a liquid stage. After some time you will observe different coloured spots on the paper.

Air is made up of different gases like nitrogen, oxygen and carbon dioxide. Iodine crystals kept in a container and . sublimation. Dry ice is an example of sublimation process. Class 9 Chemistry Matter In Our Surroundings. Found inside – Page 10Ans. 1. (C) 2. (A) 3. (B) 4. (A) 5. (A) 6. (B) 7. (D) 8. (B) 9. (A) 10. (B) 11. (D) 12. (C). ... Melting of ice (B) Sublimation of naphthalene (C) Photosynthesis (D) All of these 12. The catalyst used as a promotor for the formation of ... Separation of mixture of water and acetone:  Put the mixture into a distillation flask. Doc: Change of State of Matter Class 9 Notes | EduRev Liquid oxygen has the highest boiling point of -1830C, it left behind. He tried to purify it with the help of sublimation. NCERT Solutions for Class 9 Science Chapter 2 Is Matter ... Sublimation Process to Separate Mixture Class 9 Science Chapter 2 in Hindi | CBSE | NCERTSublimation process for separation of mixtureSublimation: The process of converting solid form of a substance directly into vapour form is called sublimation. The process of sublimation is useful only if one of the constituents present in the mixture can sublime while the others do not undergo sublimation.

Standard 9 students should practice questions and answers given here for Science in Grade 9 which will help them . The sublimation is the process that we just write down the mission for you. Free PDF Download - Best collection of CBSE topper Notes, Important Questions, Sample papers and NCERT Solutions for CBSE Class 9 Chemistry Matter In Our Surroundings. Explanation: The process by which solid is converted into gas is called sublimation. Found inside – Page 6When the temperature is high , water in water bodies evaporates and during day times the process goes on continuously ... of solid state into vapour state directly without passing through intermitant liquid state is called sublimation . NCERT Solutions for Class 9 Science Chapter 2 (Chemistry) Is Matter Around Us Pure solved by Expert Teachers as per NCERT (CBSE) Book guidelines. Class 9th Science MCQ (Multiple Choice Questions) with Multiple Choice Questions, Questions and Answers, Java MCQ, C++ MCQ, Python MCQ, C MCQ, GK MCQ, MCQ Preparation, General Science MCQ, etc. •  On the filter paper in the centre of the line and allow it to dry. To explain the methods of separating two immiscible liquids and the method to separate two miscible liquids. To introduce the separation of components of a mixture with various examples. From the solution, can be recovered with the help of crystallization process. Examples of sublimation are burning of camphor, iodine and naphthalene is really evaporation of a solid. Therefore, the mixture of camphor and sodium chloride can be separated by the process of sublimation. Separating funnel:  When two liquids do not mix, they form two separate layers and are known as immiscible liquids. Class 9 Geography Chapter 5 Precipitation Textbook Questions and Answers. You can separate the sublimating substance (Naphthalene / Anthracene / Camphor / Ammonium chloride) from the mixture through the process of sublimation. Techniques of separation PPT for class 9 . Apparatus:  Distillation process requires a distillation flask, thermometer, heating assembly, a receiver flask and condenser as the apparatus. Commonly used separation methods are The common substances which undergo sublimation are : Ammonium chloride, Iodine, Camphor, . Found inside – Page 8Explanation: Sublimation is the process in which solid can be directly evaporated into gaseous form and can be easily separated from the mixture. Q. 2. Filtration technique can be ... Question Bank Chapterwise Term-I, SCIENCE, Class – IX. You can separate the sublimating substance (Naphthalene / Anthracene / Camphor / Ammonium chloride) from the mixture through the process of sublimation. Answer (1 of 2): Naphthalene balls are a good example of the application of sublimation. MCQ Questions for Class 9 Science with Answers were prepared based on the latest exam pattern.       â€¢  First take a thin, long strip of filter paper. During sublimation of ammonium chloride, pure ammonium chloride gets: (a) Liquefies to form a solution (b . Sublimation is an endothermic process that occurs at temperatures and pressures below the triple point of a chemical in the phase diagram. Found inside – Page 8Explanation: Sublimation is the process in which solid can be directly evaporated into gaseous form and can be easily separated from the mixture. Q. 2. Filtration technique can be ... Question Bank Chapterwise Term-I, SCIENCE, Class – IX. The fraction with greater affinity towards stationary phase travels shorter distance while the fraction with less affinity towards stationary phase travels longer distance. Heat the mixture. Found inside – Page 8Cooling Caused by Evaporation The process of evaporation is always accompanied by a cooling effect. ... Sublimation : Change of state direct from solid to gas without changing into liquid state (or vice versa) is called sublimation. This is an endothermic phase transition reaction in . > Powder it and put in a china dish. These gases are separated from one another by the fractional distillation of liquid air. Distillation:  This method is used for the separation of a mixture containing two miscible liquids that boil without decomposing and have a large difference between their boiling points. Seperation of components of ink: But, before separating any components […] Sublimation Definition. Like any other chemical process, sublimation occurs more readily under certain weather conditions. Sedimentation is a process by which heavier impurities present in liquid normally water settle down at the bottom of the container containing the mixture. Transfer the remaining mixture to a china dish and subject it to the sublimation process. Learn more about sublimation in chemistry, its definition and process, and discover some examples of it. To start sublimation, click on the 'Start Sublimation' button. Found inside – Page 301 Process in which substance gain electrons is called: (a) Oxidation (b) Hydrogenation (c) Sublimation (d) Reduction (d) ... Ans. Q. 9. Ans. Q. 10. Ans. Non-metals are good at: (a) Accepting electrons (b) Sharing electrons (c) Donating ... The phenomenon of change of solid into liquid is termed as fusion. Hello friends! Is burning paper a physical or a chemical change?

Then sublimation is defined as heat or energy required to change the state from solid to gas. Different methods of separation are used to get individual components from a mixture. . Found inside – Page 46Crystals prepared in laboratory by the below given methods : ○ By cooling a hot saturated solution ○ By slowing evaporating saturated solution ○ By cooling a fused mass ○ By sublimation ➢ The process of bringing crystallisation by ... What type of mixtures can be separated by crystallization? Dye sublimation transfer is the process of capturing an image that is created digitally by scanning, downloading from a digital camera, and created on the computer.

This occurs when solids absorb enough energy to completely overcome the forces of attraction between them. Through the sieve pores, only water will pass. 26. Transfer the mixture to a glass beaker.

Things required: Cotton, Solid ammonium chloride, Inverted funnel, China dish, Burner, Tripod stand. Question 1. By using a magnet. Class 9 - Physics - Sound. The process for separating by sublimation is the following: Heat the mixture in the china dish on the Bunsen burner. What is sublimation| Its process, examples and uses Core Science Lab Manual with Practical Skills for Class IX - Page 30 Sublimation is the transition from the solid phase to the gas phase without passing through an intermediate liquid phase. Substance 'A' has high compressibility and can be easily liquefied. Based on nature of stationary and mobile phases chromatography is classified into following types The process of sublimation is used to separate those substances from a mixture which sublime on heating. NCERT Solutions for Class 9 Science Chapter 2 - CBSE Term I Get Free PDF. In general, when a substance is heated, it melts to a liquid at a specific melting point. When vapours of Ammonium chloride collected then solid Ammonium chloride is formed.Observation: A change of state directly from solid to gas without changing into liquid state (or vice versa) is observed, this phenomenon is called sublimation.#SublimationProcess#SeparateMixture#SublimationProcesstoSeparateMixture#successpoint #SuccessPoint #SuccessPointclassesPS: Don't forget to SUBSCRIBE Success Point for more Trusted \u0026 Awesome videos.https://www.youtube.com/c/SuccessPointclassesFacebook Page:https://www.facebook.com/successpoint3654Website: https://www.esuccesspoint.inMore Video:Autotrophic Nutrition Class 10 in hindihttps://www.youtube.com/watch?v=3-O3mGGFJjgClass 10 Chemistry Chemical Reactions and Equations in HINDI:https://www.youtube.com/watch?v=cq_McokRg-IClass 9 Chapter 1 States of Matter In Hindihttps://www.youtube.com/watch?v=AEGMhNdR81EClass 7 Chapter 1 Nutrition in Plants Hindihttps://www.youtube.com/watch?v=bdRL9FH0X_YClass 9 Science Chapter 1 Change Of Stateshttps://www.youtube.com/watch?v=3TH3tDrdwlgClass 10 Science Chapter 2 Reaction With Acids hindi | Acids, Bases and Saltshttps://www.youtube.com/watch?v=E6Ntuk2Xu0kClass 12 Science Chapter 2 What do all Acids Have in Common | Hindihttps://www.youtube.com/watch?v=n7_XarYONp4 Found inside – Page 75Which will not undergo sublimation? shine disappears due to the process of : (a) Ammonium ... 8. (a) What do you understand by the term sublimation? (b) Give two examples of the substances which sublime. 9. Give two examples to prove ... Answer. Following are the methods used to separate two solid substances. On the filter paper in the centre of the line and allow it to dry. Techniques of separation, Class 9 - SlideShare Found inside – Page 8In sublimation process: a. solid changes into liquid b. liquid changes into gas c. solid changes directly into gas d. None of these 8. b. Feeling of cold c. Dust d. None of these Which of the following statements is correct? a. Filtration:  Filtration is a process by which insoluble solids can be removed from a liquid by using a filter paper. Sublimation. The heavier liquid forms the lower layer while the lighter one forms the upper layer. First take a thin, long strip of filter paper. Sublimation of ammonium chloride. Sublimation Matter in Our Surroundings-Science-Class-9 The substances that can undergo sublimation are: Ex: camphor, naphthalene,anthracene and ammonium chloride. (a) The composition of a sample of steel is 98% iron, 1.5% carbon and 0.5% other elements.

The opposite process of this where the gas goes directly to the solid phase is called de-sublimation or deposition. NCERT Solutions for Class 9 Science. Found inside – Page 7The snow now cannot remain in the solid form as the temperature of the surrounding air , is above of the new melting point . This results in the melting of snow , clearing the pavements . Sublimation is a process in which a solid ... Notes of Ch 2 Is Matter Around us Pure| Class 9th Science Oswaal CBSE ONE for ALL Class 9 (Set of 3 Books) Science, ... So sublimation is the process of change of solid so the crosses Change of solid Directly to Vapor it's called. So, the path of light is not visible in a solution. Found inside – Page 28(iii) Sublimation It is the process used for those solids which convert directly into vapours on heating without converting into liquid phase and the vapours upon cooling give back the solid. Such solids are called sublimates. This process is called crystallisation.The crystallisation method is used to purify solids. Most of the solid substances, when heated, first change into a liquid and then into vapours (or gas).This vapour, on cooling, first forms a liquid and then a solid. A filter paper is a special type of paper which has pores that are tiny enough to let only liquids pass through it. Sublimation - Definition and Process | Sublimation Meaning Crystallisation: Crystallisation is a separation and purification method which involves the precipitating of solid crystals from its saturated solution on cooling. . Found inside – Page 496... change straight from solid to gas without becoming liquid, when they are heated, the change is called sublimation. ... Process X Process Y Water at 0 ° C Water at 25 ° C Water at 100 ° C Identify process X and Y. (a) Process X ... is prepapred and collected from varius resources to help the students. Process of conversion of a liquid into vapour by boiling, and then recondensing the vapour into liquid is called distillation. NCERT Solutions For Class 9 Social Science; NCERT Solutions For Class 9 Maths. By this We can separate the non-volatile component (solute) from its volatile solvent. Brief procedure: Activity 1.13 asks us to heat camphor or ammonium chloride into a beaker and observe what happens. Separation using magnets:  This method is used when one of the components is magnetic. In this video I will discuss all about which property of salt & camphor can be usd to separate them? For instance, melting of ice. Sublimation is the transition from the solid phase to the gas phase without passing through an intermediate liquid phase. Add a small amount of water and stir with a glass rod for some time. These are used to protect our cloths and other essentials from rodents etc. 3. Sometimes it is torrential and sometimes continuous. Separation process:  The process of separating the constituent substances of a mixture by physical methods, taking advantage of the differences in their physical properties is called separation process. Then, put a small drop of black ink. \u0026 how we can separate sand/salt with camphor/Ammonium chloride/ Naphthalene \u0026 Anthracene also define sublimation Get Notes HereDownload PDF:https://drive.google.com/file/d/1RC4Fim7m_JbktlwC-DNrI6jJGc19j0y4/view?usp=sharingFollow on Instagram:https://www.instagram.com/s/aGlnaGxpZFacebook Group: https://www.facebook.com/groups/19952...Facebook Page: https://www.facebook.com/careerplatfo...Centrifugation Process class 9https://www.youtube.com/watch?v=IbiP9-IFyC8\u0026t=75sChromatography class 9https://www.youtube.com/watch?v=PFJfJ5Xvsrg\u0026t=461sCrystallisation class 9https://www.youtube.com/watch?v=4wcuxXY91RM\u0026t=113sSeparating funnel process class 9https://www.youtube.com/watch?v=AR3v2YCUQiQ\u0026t=31sChemistry Is Matter Pure part 9 (Separate dye from ink \u0026 dye particles) CBSE class 9thhttps://www.youtube.com/watch?v=6Y0PMQt7Jfk\u0026t=12sCrystallization is Better| #aumsum #kids #science #education #childrenhttps://www.youtube.com/watch?v=WAMSo83Q99U\u0026t=21sSeparation of salt and camphor by sublimation Process Class 9https://www.youtube.com/watch?v=tgxrQEeKlOo\u0026t=28s Mixtures are constituted by more than one kind of pure form of matter, known as a substance. This endothermic phase transition occurs at temperatures and pressures below the triple point . It can be collected from the condenser outlet. . ) The term "sublimation" only applies to physical changes of state and not to the transformation of a .

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