Question

when is sodium compound X which is also used in Soda acid fire existence is heated use other sodium compound Y along with water and carbon dioxide Y and crystallization forms a compound identify x,y,z

Answer 1

x is sodium hydrogen carbonate NaHCO3.
y is baking soda NaHCO3.
z is sodium salt

Answer 2

i) X : NaHCO3, Y : Na2CO3, Z : Na2CO3.10H2O

(ii) By heating



(iii) It is used for washing purposes and for removing permanent hardness of water.