Question

Something To Know
A. Fill in the blanks.
1.
Materials made up of same kind of particles are called pure sulestances
The type and number of particles of each kind present in a substance is given
by its
2.
3.
The chemical formula of water is
4.
Iron gets rusted on coming in contact with
and
5.
The process that leads to a chemical change is called a
6.
In a neutralisation reaction,
and
are formed.​

Answer 1

Answer:

1. An element

2.Atoms

3.H2O

4.Water & oxygen

5. Chemical reaction

6. Salt