Question

Which of the following are isobars?
18 p
20 p
22 n
22 n
18 p
20 p
20
20 n
IV
18 p
18 n
V
(A) I and II
(C) I, II, IV and V
(B) II and III
(D) II, III, IV and V​

Answer 1

Answer:

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Answer 2

$\small\mathbf\orange{{Isobars }}$

Isobars are atoms of different chemical elements that have the same number of nucleons. Correspondingly, isobars differ in atomic number but have the same mass number.

An example of a series of isobars would be ⁴⁰S, ⁴⁰Cl, ⁴⁰Ar, ⁴⁰K, and ⁴⁰Ca.