Question

(a) What happens when calcium reacts with chlorine? Write an equation for the reaction which takes place.
(b) What happens when magnesium reacts with very dilute nitric acid? Write an equation for the reaction involved.

Answer 1

Answer:

when calcium react with chlorine it forms calcium chloride.

Ca+Cl2------>CaCl2

b)when magnesium (metal)react with dilute nitric acid (dil.acid)it forms metal salt and hydrogen.

2Mg + 2HNO3--------------->2MgNO3 + H2.

Answer 2

Answer:

calcium reacts with chlorine it forms calcium chloride

CA+cl2-: cacl2