Question

Salt A commonly used in bakery products on heating converts into another salt B
which is used in the manufacture of glass and a gas C is evolved. The gas C when
passed through lime water, turns it milky. Identify A, B and C. Write the reaction for
heating of salt A.

Answer 1

Explanation:

A is NaHCO3- baking soda

B is Na2CO3

C is carbondioxide gas which turns lime water milky

NaHCO3 (heat) = Na2CO3 +H2O + CO2