Question

Distinguish between atomic number and atomic mass number

Answer 1

Explanation:

Atomic number of an element tells:

• The numbers of electrons and protons.
• Place of that element in a  periodic table
• It is represented by 'Z'

Atomic mass of an element tells:

• average atomic mass of that element

• Total number of protons and neutrons present in the nucleus of an atom of that element
• It is represented by 'A'

Answer 2

Answer:

The major difference between atomic number and mass number is that the atomic number states the number of protons present in an atom whereas, the mass number indicates the total of the number of protons and the number neutrons present in an atom

Explanation: