Question

Which among the following are isoelectronic species
​

Answer 1

Answer:

Which of the following are isoelectronic species i.e., those having the same number of electrons? Na+, K+, Mg2+, Ca2+, S2–, Ar. Isoelectronic species = they are the speciesbelonging to different atoms or ionswhich have same number of electrons but different magnitude of nuclear charge.

Explanation:

pls mark me as brainliest ❣❣