Question

Give two points of evidence to show that sodium chloride is compound.

Answer 1

1️⃣Compound is made up of two or more elements. It can be separated only by chemical means.

2️⃣Sodium chloride made up of sodium and chlorine shows properties of neither sodium nor chlorine. It can be separated only by chemical methods.

Answer 2

1. When we heat the NaCl at high temperature it gives out sodium and chlorine fumes 2. When Nacl is added to H2So4 its product is sodium sulphate and Hcl