Question

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

(i) Isotopes of an element have the same atomic masses
(ii) Isotopes of an element have the same atomic number
(iii) Isotopes of an element show the same physical properties
(iv) Isotopes of an element show the same chemical properties

Options

• (i), (iii) and (iv)

• (ii), (iii) and (iv)

• (ii) and (iii)

• (ii) and (iv)

Answer 1

(ii), (iii) and (iv)