Question

Brisk effervescence is seen when oil of vitriol is added to sodium carbonate

Answer 1

Answer:

This is due to release of CARBON DIOXIDE gas. It is a odourless and colourless gas. when sodium carbonate reacts with ethanoic acid, Salt, water and CO2 gas is released

Answer 2

when oil of vitriol is added to sodium carbonate BRISK EFFERVESCENCE is seen because of release of Co₂ gas during the reaction.

• OIL OF VITRIOL -Oil of vitriol is  the other name of sulfuric acid .
• It is a mineral acid made up of three component i.e, sulfur , hydrogen , oxygen .
• The molecular formula of OIL OF VITRIOL is H₂SO₄