NEW SYSTEMATIC MODERN CHEMISTRY>Chapter 9 - Coordination Compounds>REVIEW EXERCISES>Q 13

EASY

12th West Bengal Board

IMPORTANT

Earn 100

A metal ion $M^{n +}$ having $d^{4}$ valence electronic configuration combines with three didentate ligands to form a complex compound. Assuming $∆_{o} > p$ , what type of hybridization will $M^{n +}$ ion have.

Important Questions on Coordination Compounds

MEDIUM

12th West Bengal Board

IMPORTANT

NEW SYSTEMATIC MODERN CHEMISTRY>Chapter 9 - Coordination Compounds>REVIEW EXERCISES>Q 14

Give the IUPAC name of

[{CrCl}_{2} {(H_{2} O)}_{4}] Cl

EASY

12th West Bengal Board

IMPORTANT

NEW SYSTEMATIC MODERN CHEMISTRY>Chapter 9 - Coordination Compounds>REVIEW EXERCISES>Q 14

Give the number of unpaired electrons in

{[Fe {(F)}_{6}]}^{4 -}

and

{[Fe {(CN)}_{6}]}^{4 -}

MEDIUM

12th West Bengal Board

IMPORTANT

NEW SYSTEMATIC MODERN CHEMISTRY>Chapter 9 - Coordination Compounds>REVIEW EXERCISES>Q 15

The spin only magnetic moment of

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

is

5.9 BM

. Predict the geometry of the complex ion?

EASY

12th West Bengal Board

IMPORTANT

NEW SYSTEMATIC MODERN CHEMISTRY>Chapter 9 - Coordination Compounds>REVIEW EXERCISES>Q 15

Explain why a chelating complex is more stable than unchelated complex?

MEDIUM

12th West Bengal Board

IMPORTANT

NEW SYSTEMATIC MODERN CHEMISTRY>Chapter 9 - Coordination Compounds>REVIEW EXERCISES>Q 16

{[F e {(H_{2} O)}_{6}]}^{3 +}

is strongly paramagnetic whereas,

{[F e {(C N)}_{6}]}^{3 -}

is weakly paramagnetic. Explain.

MEDIUM

12th West Bengal Board

IMPORTANT

NEW SYSTEMATIC MODERN CHEMISTRY>Chapter 9 - Coordination Compounds>REVIEW EXERCISES>Q 17

Explain

{[Co {({NH}_{3})}_{6}]}^{3 +}

is an inner orbital complex whereas

{[Ni {({NH}_{3})}_{6}]}^{2 +}

is an outer orbital complex.

EASY

12th West Bengal Board

IMPORTANT

NEW SYSTEMATIC MODERN CHEMISTRY>Chapter 9 - Coordination Compounds>REVIEW EXERCISES>Q 18

Predict the number of unpaired electrons in the square planar

{[P t {(C N)}_{4}]}^{2 -}

ion.

MEDIUM

12th West Bengal Board

IMPORTANT

NEW SYSTEMATIC MODERN CHEMISTRY>Chapter 9 - Coordination Compounds>REVIEW EXERCISES>Q 19

The hexaaquamanganese

(II)

ion contains five unpaired electrons while the hexacyano ion contains only one unpaired electron. Explain using Crystal Field Theory.