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Quiz 23
Mdcat-past-papers - SZABMU Quiz
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Board: SZABMU |
441. Aldehydes do not give which identification test:
2,4-DNPH test
Sodium Nitroprusside Test
Tollen's Test
Fehling's Solution
442. Oxidation of propanol in the presence of K₂Cr₂O₇/H₂SO₄ produces:
Propanol
Propanoic acid
Propanone
Propene
443. Thionyl Chloride reacts with acetic acid resulting in transformation of carboxylic group
Acetimide
Acid halide
Alcohol
Ester
444. Reactivity of carboxyl group is due to presence of:
Hydroxyl group
Terminal hydrogen
Carbonyl group
Alkyl group
445. Ethyl acetate is an:
Amide
Acid halide
Ester
Carboxylic acid
446. Hydrolysis of nitrile will produce:
Ketones
Carboxylic acid
Esters
Aldehydes
447. The common name of pentanedioic acid is:
Glutaric acid
Oxalic acid
Succinic acid
Maleic acid
448. Select the correct order of relative acidic strength of phenol, alcohol, water and carboxylic acid:
Carboxylic acid > water > phenol > alcohol
Carboxylic acid > phenol > water > alcohol
Carboxylic acid > alcohol > phenol > water
Carboxylic acid > water > alcohol > phenol
449. When carboxylic acids are heated with alcohol in the presence of concentrated H₂SO₄, the conversion of function takes place to:
Carboxyl to Carbonyl Group
Carboxyl to ester Group
Carbonyl to Carboxyl Group
Carboxyl to Hydroxyl Group
450. On reacting acetic acid with baking soda, a gas is evolved which turns lime water milky. The gas evolved is:
Cl₂
H₂
NO₂
CO₂
451. Decarboxylation of carboxylic acid occurs in the presence of:
Baking soda
Soda lime
Lime
Caustic soda
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