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

EASY

JEE Main

IMPORTANT

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${NiCl}_{2} \{P {(C_{2} H_{5})}_{2}\} {(C_{6} H_{5})}_{2}$ 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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Important Questions on Coordination Compounds

EASY

JEE Main

IMPORTANT

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?

EASY

JEE Main

IMPORTANT

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

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

EASY

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IMPORTANT

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: $Mn = 25, Fe = 26, Co = 27$ )

EASY

JEE Main

IMPORTANT

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

What happens if

NO

reacts with

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

?

EASY

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IMPORTANT

Chemistry Crash Course JEE Main>Chapter 9 - Coordination Compounds>Level 1>Q 24

Which one of the following is an example of an octahedral complex?

EASY

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IMPORTANT

Chemistry Crash Course JEE Main>Chapter 9 - Coordination Compounds>Level 1>Q 25

Hybridization of

Ag

in the linear complex

{[Ag {({NH}_{3})}_{2}]}^{+}

is:

EASY

JEE Main

IMPORTANT

Chemistry Crash Course JEE Main>Chapter 9 - Coordination Compounds>Level 1>Q 26

The number of unpaired electrons in

Ni (CO)_{4}

is

EASY

JEE Main

IMPORTANT

Chemistry Crash Course JEE Main>Chapter 9 - Coordination Compounds>Level 1>Q 27

Which one of the following, with an excess of

CN

(cyanide), forms a complex having co-ordination number

2

?