question_answer

Match column I with column II and select the correct option from the codes given below.

Column I	Column II
(a) Ions	(i) Same mass number, different atomic numbers
(b) Isobars	(ii) Same number of neutrons, different atomic numbers, different mass numbers
(c) Isotopes	(iii) Formed by loss or gain of electrons
(d) Isotones	(iv) Combining capacity of an atom
(e) Valency	(v) Same atomic number, different mass numbers.

A) (a)-(i), (b)-(iii), (c)-(v), (d)-(ii), (e)-(iv)

B) (a)-(iii), (b)-(i), (c)-(v), (d)-(ii), (e)-(iv)

C) (a)-(iii), (b)-(v), (c)-(i), (d)-(ii), (e)-(iv)

D) (a)-(i), (b)-(ii), (c)-(iii), (d)-(iv), (e)-(v)