Chemistry, asked by hardshah1810, 1 year ago

two compounds a and b have the same molecular formula C3H6O2. One of them reacts with reacts with sodium metal and NaHCO3 to liberate H2 gas and a gas 'C'.'C'turns lime water milky the other compound does not react with either Na metal or Nahco3 but undergoes saponification to give sodium salt of carboxylic acid and wood spirit 'D'. Idetify A B C and D

Answers

Answered by Jiyaa1
25
A is propanoic acid
C is CO2
B is ethyl formate and can be written as HCOOC2H5
D is methanol

hardshah1810: can u state the reaction
Jiyaa1: for propanoic acid and NaHCO3 it is neutralisation reaction
hardshah1810: no not like that
hardshah1810: i mean to say equation
Jiyaa1: ???
Jiyaa1: CH3CH2COOH + NaHCO3 gives CH3CH2COONa (Sodium propanoate) + CO2 + H2O
hardshah1810: thank you very much
Jiyaa1: wlcm
hardshah1810: i was blank on this question but your answer helped me
Jiyaa1: oh that's good
Answered by gadakhsanket
9
Welcome dear,

● Answer -
A => propanoic acid
B => methyl acetate
C => carbon dioxide
D => methanol

● Explaination -
Given compounds have molecular formula C3H6O2 which can be either propanoic acid or methyl acetate.

Propanoic acid (Compound A) reacts with with NaHCO3 to give sodium propanoate and release CO2 gas (Compound C).
CH3CH2COOH + NaHCO3 ---> CH3COONa + H2O + CO2

Methyl acetate (Compound B) on saponification gives sodium acetate and methanol (Compound D).
CH3COOCH3 + NaOH ---> CH3COONa + CH3OH

Hope this helps you...
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