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Earn 100

Which of the following statements regarding the chemical properties of acetophenone are wrong?
I. It is reduced to methylphenylcarbinol by sodium and ethanol.
II. It is oxidised to benzoic acid with acidified KMnO4.
III. It does not undergo electrophilic substitution like nitration at the meta-position.
IV. It does not undergo iodoform reaction with iodine and alkali.

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Important Questions on Carbonyl Compounds

EASY
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Consider the following compounds:
I. HCHO II. CH3CHO III. CH3COCH3
What is the order of reactivity of these compounds?

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An organic compound, C3H6O does not give a precipitate with 2, 4 -dinitrophenylhydrazine reagent and does not react with metallic sodium. It could be:
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The most reactive compound towards the formation of cyanohydrin, on treatment with KCN, followed by acidification is:
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Compound 'A' (molecular formula C3H8O) is treated with acidified potassium dichromate to form a product 'B' (molecular formula C3H6O). 'B' forms a shining silver mirror on warming with ammoniacal silver nitrate. 'B', when treated with an aqueous solution of H2NCONHNH2HCl and sodium acetate, gives a product 'C'. Identify the structure of 'C'.
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An organic compound 'A' has a molecular formula C3H6O. It undergoes the iodoform test. When saturated with HCl, it gives 'B' of molecular formula C9H14O. 'A' and 'B', respectively are