Question

Which property of an element is always a whole number?
(A) Atomic weight
(B) Atomic volume
(C) Atomic number
(D) All of these

Answer 1

Atomic number of an element is always a whole number

Answer 2

Hey dear,

◆ Answer -
(C) Atomic number

◆ Explaination -
- Atomic weight is the mass of single atom of an element. It may be fractional.
- Atomic volume is average volume of 1 atom of an element. This also can be a fraction.
- Atomic number is no of protons/electrons in an atom. As this is a countable, it's always a whole number.


Hope this helped you. Thanks for asking..