Question

In which of the following sets, the ions are iso electronic ?
(a) Na+, Mg2+, f-, 02- (b) F-, cl-, Br-, I-
(c)Ca2+ p3-, cl-, s2-
(d) N3-,cl-, Mg2+, f-

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Answer 1

Answer:

(a) and (c)

Explanation:

in (a) all have 10 electrons and in (c) all have 18 electrons

Answer 2

Question:-

In which of the following sets, the ions are iso electronic ?

Answer:

(b) F-, cl-, Br-, I- ✔️