JEE Main 2021 (Online) 22th July Evening Shift | Coordination Compounds Question 164 | Chemistry

An aqueous solution of NiCl₂ was heated with excess sodium cyanide in presence of strong oxidizing agent to form [Ni(CN)₆]^2$$-$$. The total change in number of unpaired electrons on metal centre is _______________.

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JEE Main 2021 (Online) 20th July Morning Shift

Numerical

-1

The spin-only magnetic moment value for the complex [Co(CN)₆]^4$$-$$ is __________ BM.

[At. no. of Co = 27]

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JEE Main 2021 (Online) 18th March Morning Shift

Numerical

-1

The total number of unpaired electrons present in the complex K₃[Cr(oxalate)₃] is _____________.

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