Question

Identify the pair of isotopes and isobars. Give reasons.

(a)

1 2

H. and H.

1. 1​

Answer 1

Answer:

I) Isotopes have same atomic number but different mass number. 17

Cl

35

17

Cl

37

are isotopes.

II) Isotopes have same mass number but different atomic number. 18

Ar

40

&17

Cl

37

are isobars