Ascorbic acid can reduce (A) 2, 4-dinitro benzene (B) 2, 6-Dichlorophenol Indophenol (C) 2, 4-dibromobenzene (D) 2, 6-dibromo benzene Last Answer : Answer : B...
Ascorbic acid can reduce A) 2, 4-dinitro benzene (B) 2, 6-Dichlorophenol Indophenol (C) 2, 4-dibromobenzene (D) 2, 6-dibromo benzene Last Answer : (B) 2, 6-Dichlorophenol Indophenol...
The useful reagent for detection of amino acids is (A) Molisch reagent (B) Dichlorophenol Indophenol (C) Ninhydrin (D) Biuret Last Answer : Answer : C...
The viability of seeds is tested by (a) 2, 6 dichlorophenol indophenol (b) 2, 3, 5 triphenyl tetrazolium chloride (c) DMSO (d) Safranine. Last Answer : b) 2, 3, 5 triphenyl tetrazolium chloride...
Grignard reagent is chemically known as (A) Ethyl magnesium chloride (B) Methyl magnesium chloride (C) Dichlorophenol (D) Monochloroacetic acid Last Answer : (A) Ethyl magnesium chloride...
Edman’s reagent contains (A) Phenylisothiocyanate (B) 1-Fluoro-2, 4-dinitrobenzene (C) Dansyl Chloride (D) tBOC azide Last Answer : Answer : A...
Sanger’s reagent contains (A) Phenylisothiocyanate (B) Dansyl chloride (C) 1-Fluoro-2, 4-dinitrobenzene (D) Ninhydrin Last Answer : Answer : C...
Nitration of nitrobenzene with HNO3/H2SO4 gives : (a) m-dinitrobenzene (b) o-dinitrobenzene (c) p-dinitrobenzene (d) m-nitrobenzenesulfonic acid Last Answer : m-dinitrobenzene...
Which of the following statements is False/Incorrect about nitrobenzene? (a) is formed by nitration of benzene at temperatures below 60°C. (b) can be further nitrated to give m-dinitrobenzene. (c) can be oxidized with KMnO4 to give benzoic acid. (d) can be reduced with Sn/HCl to give aniline. Last Answer : can be oxidized with KMnO4 to give benzoic acid...
Acetophenone reacts with Br2 in the presence of FeCl3 to form : (a) m-Bromoacetophenone (b) m-Dibromobenzene (c) o- + p-Bromoacetophenone (d) p-Dibromobenzene Last Answer : m-Bromoacetophenone...
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