Chemistry Crash Course JEE Main>Chapter 9 - Coordination Compounds>Level 1>Q 15

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A divalent transition metal ion with valence electron configuration $3 d^{8}$ forms a complex with cyanide ion. The correct identity of the metal ion, the complex and its geometry, respectively, are

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Important Questions on Coordination Compounds

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IMPORTANT

Chemistry Crash Course JEE Main>Chapter 9 - Coordination Compounds>Level 1>Q 16

The hybridization of

Ni

centre in

Ni [{({PPh}_{3})}_{2} {Cl}_{2}]

and

{[{NiCl}_{4}]}^{2 -}

respectively are

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Chemistry Crash Course JEE Main>Chapter 9 - Coordination Compounds>Level 1>Q 17

Among the following, the species that is both tetrahedral and diamagnetic is

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Chemistry Crash Course JEE Main>Chapter 9 - Coordination Compounds>Level 1>Q 18

The complex having the highest spin-only magnetic moment is:

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Chemistry Crash Course JEE Main>Chapter 9 - Coordination Compounds>Level 1>Q 19

{NiCl}_{2} \{P {(C_{2} H_{5})}_{2}\} {(C_{6} H_{5})}_{2}

exhibits temperature dependent magnetic behaviour (paramagnetic/diamagnetic). The coordination geometries of

{Ni}^{2 +}

in the paramagnetic and diamagnetic states respectively are:

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Chemistry Crash Course JEE Main>Chapter 9 - Coordination Compounds>Level 1>Q 20

Which one of the following has the lowest value of paramagnetic behaviour?

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Chemistry Crash Course JEE Main>Chapter 9 - Coordination Compounds>Level 1>Q 21

Amongst the following ions, which one has the highest paramagnetism?

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Chemistry Crash Course JEE Main>Chapter 9 - Coordination Compounds>Level 1>Q 22

What is the correct order of magnetic moments (spin values in $BM$ ) among ${[{MnCl}_{4}]}^{2 -}$ , ${[Fe {(CN)}_{6}]}^{4 -}$ and ${[{CoCl}_{4}]}^{2 -}$ ?

(atomic number: $Mn = 25, Fe = 26, Co = 27$ )

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Chemistry Crash Course JEE Main>Chapter 9 - Coordination Compounds>Level 1>Q 23

What happens if

NO

reacts with

[Cr {(CO)}_{6}]

?