Question

V Answer the following questions .
13. a) What is displacement reaction?
b) Write the uses of non-metals.

Answer 1

Answer:

Displacement reaction is when a more reactive element displaces a less reactive substance from its solution.Non metals are used in fertilisers ,it is used for breathing.

Explanation:

Answer 2

Answer:

a) Displacement reaction is a chemical reaction in which a more reactive element displaces a less reactive element from its compound.both metals and non metals take part in displacement

reaction.

b) 1) oxygen cilender are used for breathing in emergency cases .

2) nitrogen is used in manufacturing of amonnia

3) iodine is used as tincture iodine

4) coal another form of carbon is used as a fuel

5) diamond is used in industries for cutting of glass etc

Explanation:

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