Question

2. In a reaction, one element displaces another from its compound to form a new compound. What is
such a reaction called? ​

Answer 1

Answer:

displacement reaction

Explanation:

In this case one more reactive metal displaces less reactive metal

Answer 2

Answer:

Such reaction will known as displacement reaction.

Explanation:

As the reaction suggest, it displace an element and form a new compound.

Hence, this reaction will said to be displacement reaction.

As for example, CuSO4  +  Fe → FeSO4 + Cu.

Here, Fe displace Cu and form a new compound i.e, FeSO4.

That's all.