CBSE Class 9 Chemistry Parameters of an Atom

Q.

An atom is electrically neutral because it has



Q.

Atomic number is equal to the



Q.

Complete the following table:

Name of the element

Atomic number

Mass number

Number of Electrons

Number of protons

Number of neutrons

Sulphur

16

32

16

16

………

 



Symbolic Representation

This video explains atomic number, mass number and their symbolic representation.