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*Comprehensive Chemistry Notes for Sale!*
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- Clear explanations: Easy-to-understand concepts and reactions
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1. How will you convert ethanal into the following compounds?
(i) Butane-1, 3-diol (ii) But-2-enal (iii) But-2-enoic acid
2. Write structural formulas and names of four possible aldol condensation
products
From propanal and butanal. In each case, indicate which aldehyde acts as
nucleophile And which as electrophile.
3. An organic compound with the molecular formula C9H10O forms 2, 4-DNP
Derivative, reduces Tollens’ reagent and undergoes Cannizzaro reaction. On
vigorous Oxidation, it gives 1, 2-benzenedicarboxylic acid. Identify the
compound.
4. An organic compound (A) (molecular formula C8H16O2) was hydrolysed with
dilute
Sulphuric acid to give a carboxylic acid (B) and an alcohol (C). Oxidation of
(C) with
Chromic acid produced (B). (C) on dehydration gives but-1-ene.Write
eQuations for the Reactions involved.
5. Give simple chemical tests to distinguish between the following pairs of
compounds.
(i) Propanal and Propanone
(ii) Acetophenone and Benzophenone
(iii) Phenol and Benzoic acid
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