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Which one of the following species doesn't have a magnetic moment of 1.73 \(\mathrm{BM}\), (spin only value)? [JEE Main …

Q1

Which one of the following species doesn't have a magnetic moment of 1.73 \(\mathrm{BM}\), (spin only value)?

[JEE Main 2021, 20 Jul (Shift 2)]

a

\(\mathrm{O}_2^{+}\)

b

\(\mathrm{CuI}\)

c

\(\left[\mathrm{Cu}\left(\mathrm{NH}_3\right)_4\right] \mathrm{Cl}_2\)

d

\(\mathrm{O}_2^{-}\)

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