CBSE Class 10 Answered

Alloys are homogeneous mixtures of two or more metals or a metal and a non metal.

They are prepared in the following ways:

(i) Melting the primary metal.

(ii) Dissolving the other elements in a definite proportion and then cooling them to room temperature.

Constituents and uses of the alloys are:

1. Brass: It is an alloy of copper and zinc

    Uses: In making utensils and scientific instruments.

2. Bronze: It is an alloy of copper and tin

    Uses: In making statues and medals.

3. Solder: It is an alloy of lead and tin

    Uses: In soldering (welding) electrical wires together.