Question

$CaOC{l}_2$ is the product of the reaction between calcium hydroxide and ___ and is commonly called as ___.

• A. Chlorine and bleaching powder.
• B. Fluorine and talcum powder
• C. Hydrogen and Gunpowder
• D. Nitrogen and lime powder

Answer 1

The correct option is A Chlorine and bleaching powder.

Chlorine gas is used to react with calcium hydroxide to get the main ingredient of the bleaching powder ($CaOC{l}_2$)

​​​​​$Ca(OH{)}_2+C{l}_2\to CaOC{l}_2+H_{2}O$