Question

Define metalloids. Give any two uses of them.

Answer 1

Metalloids are a small group of elements founds in the periodic table of elements along the zigzag line that distinguishes metals from non-metals and is drawn from between boron and aluminium to the border polonium and astatine.

Uses of Metalloids are as follows:

1. Boron, when used in small amounts, can act as a semi-natural pest controlling agent.
2. Silicon finds application in the computer chips as it is a semiconductor.