Question

6.What is a displacement reaction? Give one example of it.
7.Compare the appearance of aluminium and sulphur.
8.Why does not copper react with hydrochloric acid even on heating
9.Write the chemical reaction representing the formation of sulphurous acid from sulphur​

Answer 1

Answer:

Q6} The chemical reaction in which more reactive metal displace with less reactive metal is called displacement reaction..

Answer 2

Answer:

displacement reaction type of reaction where one element takes place of another element in its compound. The more active element will displace a lesser active element from its compound