Question

Lime is an alkaline substance. The given figure shows some of the properties of a calcium (5)

compound X. The letters are not chemical symbols of substances. Answer the questions that

follow:

(a) Identify X,Y, Z, and P​

Answer 1

Answer:

"Calcium" as we all know that it is a alkaline earth metal with symbol "Ca" and atomic no. twenty (20).

It is a alkaline earth metal so it is a soft.

It is used in preparation of (Calcium carbonate) Caco3 ,Cacl2 (Calcium chloride) , etc.