What is the product of the reaction between aluminium and aqueous $NaOH$?

$A$ mixture of lime paste is composed of sand,water,and which of the following?

As compared to lithium,sodium reacts quickly with water because

In the synthesis of sodium carbonate,the recovery of ammonia is done by treating $NH_4Cl$ with $Ca(OH)_2$. The by-product obtained in this process is

Which of the following metals produces hydrogen gas on reacting with cold dilute nitric acid?

In the presence of air,washing soda loses $9$ molecules of water to form a monohydrate: $Na_2CO_3 \cdot 10H_2O \xrightarrow{\text{In open air}} Na_2CO_3 \cdot H_2O + 9H_2O$. This process is known as: