Description : Which of the following compounds decolourise `Br_(2) - H_(2)O` and also give positive test with neutral `FeCl_(3)` :
Last Answer : Which of the following compounds decolourise `Br_(2) - H_(2)O` and also give positive test with neutral `FeCl_(3)` : A. B. C. D.
Description : A monocarboxylic acid decolourise `Br_(2) - H_(2)O`, on heating with soda lime derivate of styrene is formed , with neutral `FeCl_(3)` , a buff colour
Last Answer : A monocarboxylic acid decolourise `Br_(2) - H_(2)O`, on heating with soda lime derivate of styrene is formed , ... . Acid could be : A. B. C. D.
Description : An organic compound containing one oxygen gives red colour with cerric ammonium nitrate solution , decolourise alkaline `KMnO_(4)` , respond iodoform
Last Answer : An organic compound containing one oxygen gives red colour with cerric ammonium nitrate solution , decolourise alkaline ... underset(||)(O)-CH_(3)` D.
Description : Which of the following adsorbent is used to decolourise yellow glycerine? (A) Silica gel (B) Alumina (C) Fuller's earth (D) Activated carbon
Last Answer : (D) Activated carbon
Description : The coconut shell charcoal used to decolourise sugar is called
Last Answer : norit.
Description : The substance added to decolourise the glass articles during manufacture of glass is
Last Answer : Manganese dioxide.
Description : The charcoal used to decolourise brown sugar solution is (1) Wood charcoal (2) Coconut charcoal (3) Animal charcoal (4) Sugar charcoal
Last Answer : Animal charcoal
Description : Salicylic acid on treatment with bromine water will give
Last Answer : Salicylic acid on treatment with bromine water will give A. 2-bromo-6-hydroxybenzoic acid B. 2 ... acid D. 1,3-dibromo-6-hydroxybenzoic acid
Description : The product obtained when 4-hydroxybenzene sulphonic acid is treated with an excess of bromine water is
Last Answer : The product obtained when 4-hydroxybenzene sulphonic acid is treated with an excess of bromine water ... sulphonic acid D. 2,4,6-tribromophenol
Description : The structure of the compound that gives a tribromo derivative on treatment with bromine water is `:`
Last Answer : The structure of the compound that gives a tribromo derivative on treatment with bromine water is `:` A. B. C. D.
Description : When 2-hydroxybenzoic aicd (salicylic acid) is treated with bromine water, the product formed is:
Last Answer : When 2-hydroxybenzoic aicd (salicylic acid) is treated with bromine water, the product formed is: A. B. C. D.
Description : When phenol is treated with excess of bromine water, it gives
Last Answer : When phenol is treated with excess of bromine water, it gives A. m-bromophenol B. o-and p-bromophenol C. 2, 4-dibromophenol D. 2, 4,6-tribromophenol
Description : Which observations are made in the reaction of toulene with bromine water?
Last Answer : Toxic masculinity
Description : Which observations are made in the reaction of hexane with bromine water?
Last Answer : The chemical equation is:C6H14 + Br2 = C6H13Br + HBrThe product solution is colorless.
Description : For water purification, we use _____. A. Chlorine B. Flourine C. Bromine D. Lodine
Last Answer : ANSWER: A
Description : Which among the following is liquid non-metal? (1) Mercury (2) Bromine (3) Water (4) Alcohol
Last Answer : (2) Bromine Explanation: Bromine, a non-metal of halogen group, is found in liquid state. Mercury is a metal. Water and alcohol are compounds
Description : Bromine is- (1) Colorless gas insoluble in water (2) A highly inflammable gas (3) A Black solid (4) A red liquid
Last Answer : (4) A red liquid Explanation: Bromine is a chemical element with symbol Br and atomic number 35. It is the third-lightest halogen, and is a fuming liquid with a deep red color. At room temperature, Bromine evaporates readily to form a red to amber colored gas.
Description : For water purification, we use? A. Chlorine (Answer) B. Bromine C. Plants D. Young man
Last Answer : A. Chlorine (Answer)
Description : The sprayers are cleaned before use by— (A) 1% chlorine water (B) 1% hydrochloric acid (C) 1% ammonia water (D) 1% bromine water
Last Answer : (B) 1% hydrochloric acid
Description : Brown spots in fabrics will be caused by washing with water containing large amount of: (A) Iron (B) Zinc (C) Iodine (D) Bromine
Last Answer : (A) Iron
Description : Phenol reacts with excess bromine water to give (a) o- plus p-Bromophenol (b) Bromobenzene (c) 2,4,6-Tribromophenol (d) m-Bromophenol
Last Answer : 2,4,6-Tribromophenol
Description : Which of the following will give a precipitate with excess bromine water? (a) Bromobenzene (b) Aniline (c) Nitrobenzene (d) Toluene
Last Answer : Aniline
Description : Aniline reacts with bromine water to form (a) Bromobenzene (b) m-Bromoaniline (c) 2,4,6-Tribromoaniline (d) o- plus p-Bromoaniline
Last Answer : 2,4,6-Tribromoaniline
Description : The reagent that can be used to differentiate an aldose and a ketose is : (a) Bromine water (b) Fehling's solution (c) Tollens' reagent (d) None of these
Last Answer : Bromine water
Description : Le-Blanc process is a primitive process for the manufacture of (A) Caustic soda (B) Soda ash (C) Bromine from sea water (D) Hydrochloric acid
Last Answer : (B) Soda ash
Description : Which of the following is not produced on commercial scale from sea water? (A) Bromine (B) Magnesium compounds (C) Potassium compounds (D) Sodium sulphate
Last Answer : (D) Sodium sulphate
Description : Which one of the following compounds will (a) decolorizes dilute cold KMnO4 ; (b) decolorizes bromine water ; and (c) gives a white precipitate with ammoniacal AgNO3 solution. (a) 1-Hexene (b) 1-Hexyne (c) 2-Hexene (d) 2-Hexyne
Last Answer : 1-Hexyne
Description : Bromine content in sea water may be around __________ ppm. (A) 70 (B) 640 (C) 1875 (D) 2500
Last Answer : (A) 70
Description : . Bromides contained in hot mother liquor is treated with __________ during manufacture of bromine from sea water. (A) SO3 (B) Cl2 (C) NH3 (D) SO2
Last Answer : (B) Cl2
Description : Sea water contains about __________ ppm of bromine. (A) 5 (B) 70 (C) 500 (D) 1700
Last Answer : (B) 70
Description : common disinfectant used in village wells for disinfection of water is (A) Free chlorine (B) Bromine (C) Iodine (D) Potassium permanganat
Last Answer : Option D
Description : A common disinfectant used in village wells for disinfection of water is (A) Free chlorine (B) Bromine (C) Iodine (D) Potassium permanganate
Description : Bayer’s reagent is (1) Alkaline potassium permanganate (2) Acidified potassium permanganate (3) Hydrogen peroxide (4) Bromine water
Last Answer : Alkaline potassium permanganate
Description : Which among the following is liquid non-metal ? (1) Mercury (2) Bromine (3) Water (4) Alcohol
Last Answer : Bromine
Description : Is Bromine a solid, a liquid or a gas when the particles are far apart and random?
Last Answer : sorry i found out the answer its gasim so dumbhahathanks :)
Description : What is the sign of bromine ?
Last Answer : Br Bromin's signal
Description : What is the number of electrons in bromine ?
Last Answer : The number of electrons in bromine is 35 .
Last Answer : Bromine halogen element
Last Answer : Bromin's signal Br2
Last Answer : Bromine is non-metallic.
Last Answer : Bromin's scheme 1.
Last Answer : Bromin's signal is Br .
Description : Which is the best description of the behaviour of bromine in the reaction given below `H_(2)O+Br_(2) rarr HOBr+HBr`
Last Answer : Which is the best description of the behaviour of bromine in the reaction given below `H_(2)O+ ... . Oxidized C. Reduced only D. Proton acceptor only
Description : The product formed by the reaction of acetamide with bromine in presence of `NaOH` is
Last Answer : The product formed by the reaction of acetamide with bromine in presence of `NaOH` is A. `CH_(3)CN` B. `CH_(3) ... `CH_(3)CH_(2)OH` D. `CH_(3)NH_(2)`
Description : 4-amino-3-methylbutanoic acid is treated with thionyl chloride followed by ammonia to obtain compound X. X on reaction with, bromine in an alkaline me
Last Answer : 4-amino-3-methylbutanoic acid is treated with thionyl chloride followed by ammonia to obtain compound X. X on ... B. 80 mL C. 120 mL D. 200 mL
Description : The gas which liberates bromine from a solution of KBr is
Last Answer : The gas which liberates bromine from a solution of KBr is A. `Cl_2` B. `I_2` C. `SO_2` D. `HI`
Description : concentrated sulphuric acid on reaction with NaCl, NaBr and Nal produces HCl, bromine and iodine respectively. What order of oxidising ability of halo
Last Answer : concentrated sulphuric acid on reaction with NaCl, NaBr and Nal produces HCl, bromine and iodine respectively. What ... gt l_(2) gt H_(2)SO_(4)`
Description : The reaction between ethylene and bromine is an example of:
Last Answer : The reaction between ethylene and bromine is an example of: A. electrophilic additon B ... C. nucleophilic addition D. nucleophilic substitution