Chemistry MCQs

Page No. 44

Which of the following compounds will react with Tollens reagent ?


aCH3-CHO

✓


bCH3-CH-CH3

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cCH3-COOH

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dCH3-CO-CH2-CH3

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View Answer CH3-CHO

Which of the following substances does not give iodoform test ?


aacetaldehyde

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bethyl alcohol

✖


cmethyl alcohol

✓


dacetone

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View Answer methyl alcohol

Which of the following reaction is not shown by ketones ?


areaction with HCN

✖


breaction with NaHSO3

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creaction with 2 4 dinitrophenyl hydrazine

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dreaction with Fehling solution

✓



Which of the following aldehydes shows rapid reaction with sodium nitroprusside ?


aformaldehyde

✖


bacetaldehyde

✖


cbenzaldehyde

✖


dacetone

✓


View Answer acetone

Which of the following is not an amino acids_____________________?


aglumatic acid

✖


blactic acid

✓


caspartic acid

✖


dglycine

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View Answer lactic acid

The reaction of carboxylic acids with alcohols in presence of cone. H2SO4 is called _________________?


aesterification

✓


bneutralization

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chydrolysis

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dsaponification

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View Answer esterification

Carboxylic acid on reduction with HI / phosphorous yields_________________?


aalcohols

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balkane

✓


caldehydes

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dketones

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View Answer alkane

An acid with unpleasant smell_________________?


aformic acid

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bacetic acid

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cpropionic acid

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dbutyric acid

✓


View Answer butyric acid

The aliphatic monocarboxylic acids are obtained by the hydrolysis of________________?


aproteins and oils

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bfats and proteins

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cfats and oils

✓


dall above

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View Answer fats and oils

The formula of palmitic acid_________________?


aC15H31COOH

✓


bC13H27COOH

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cC17H33COOH

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dC17H35COOH

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View Answer C15H31COOH

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