CBSE Class 10 Science 2019 Outside Delhi Set 1

Question : 23 of 27

Marks: +1, -0

What is observed when a pinch of sodium hydrogen carbonate is added to

2 {\mL}

of acetic acid taken in a test tube? Write chemical equation for the reaction involved in this case.

Solution:

{\CO}_2

gas is evolved with brisk effervescence when sodium hydrogen carbonate is added to acetic acid.

{{\NaHCO}_3}↙{\text "Sodium hydrogen carobonate"}+ {{\CH}_3 {\COOH} }↙{\text "Acetic acid"}→{{\CH}_3 {\COONa}}↙{\text "Sodium acetate"}+{ {\H}_2 {\O}}↙{\text "water"}+ {\CO_2}↙{\text "carbandioxide"}

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