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Bas_tet [7]
3 years ago
8

Which of the following sets are isoelectronic (i.e., have the same number of electrons)? i. Br-, Kr, Sr2+ ii. C, N-, O2- iii. Mg

2+, Ca2+, Sr2+ iv. O2-, O, O2+ v. Ag+, Cd2+, Pd
Chemistry
1 answer:
il63 [147K]3 years ago
8 0

Answer:

ii. C,\ N^-,\ O^{2-}

Explanation:

Isoelectric species are the species which have same number of electrons.

From the given options:-

C,\ N^-,\ O^{2-} are the isoelectric species.

All the three species have same number of electrons which is equal to 6.

Carbon has 6 electrons.

N^- has 6 electrons.

O^{2-} has 6 electrons.

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