Question

Which of the following are the characteristics of isotopes of an element?

1. Isotopes of an element have same atomic masses
2. Isotopes of an element have same atomic number
3.  Isotopes of an element show same physical properties
4. Isotopes of an element show same chemical properties

Options

• (i), (iii) and (iv)

• (ii), (iii) and (iv)

•  (ii) and (iii)

• (ii) and (iv)

Answer 1

(ii), (iii) and (iv)

Explanation - 

Isotopes of an element have the same atomic number but different atomic masses. They have similar chemical and physical properties.