Question

Non metals are usually poor conductors of heat and electricity. They are non-lustrous,

non-sonorous, non-malleable and are coloured.
1) Name a non-metal which is required for combustion.

2) Name a non-metal which exists as a liquid at room temperature.​

Answer 1

Answer:

1. Oxygen is a non - metal required for combustion.

2. Bromine is a liquid non - metal at room temperature.

Answer 2

Answer:

They are non-lustrous, non-sonorous, non-malleable and are coloured. Non-metals are usually poor conductors of heat and electricity. They are non-lustrous, non-sonorous, non-malleable and are coloured.