Chemistry Standard 12>Chapter 9 - Coordination Compounds>Try This

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12th Maharashtra Board

IMPORTANT

Earn 100

Can you write ionisation of $[Ni {({NH}_{3})}_{6}] {Cl}_{2}$ ? Identify coordination sphere and counter ions.

Important Questions on Coordination Compounds

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12th Maharashtra Board

IMPORTANT

Chemistry Standard 12>Chapter 9 - Coordination Compounds>Use your brain Power

Coordination number used in coordination compounds is somewhat different from that used in solid state. Explain.

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12th Maharashtra Board

IMPORTANT

Chemistry Standard 12>Chapter 9 - Coordination Compounds>Can you tell ?

What is the coordination number of

Co

in

{[{CoCl}_{2} (en)_{2}]}^{+}

, Ir in

{[Ir {(C_{2} O_{4})}_{2} {Cl}_{2}]}^{3 +}

and

Pt

in

[Pt {({NO}_{2})}_{2} {({NH}_{3})}_{2}]

?

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12th Maharashtra Board

IMPORTANT

Chemistry Standard 12>Chapter 9 - Coordination Compounds>Can you tell ?

One mole of a green coloured complex of ${CoCl}_{3}$ and ${NH}_{3}$ on treatment with excess of ${AgNO}_{3}$ produces $1$ mole of $AgCl$ . What is the formula of the complex? (Given : C.N. of $Co$ is $6$ )

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12th Maharashtra Board

IMPORTANT

Chemistry Standard 12>Chapter 9 - Coordination Compounds>Use your brain Power

Classify the complexes as homoleptic and heteroleptic

[Co {({NH}_{3})}_{5} Cl] {SO}_{4}

,

[Co (ONO) {({NH}_{3})}_{5}] {Cl}_{2}

and

{[Cu {(C_{2} O_{4})}_{3}]}^{3 -}

.

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12th Maharashtra Board

IMPORTANT

Chemistry Standard 12>Chapter 9 - Coordination Compounds>Use your brain Power

Classify the complexes as cationic, anionic or neutral.

{Na}_{4} [Fe (CN)_{6}]

,

[Co {({NH}_{3})}_{6}] {Cl}_{3}

,

{[Cr {(H_{2} O)}_{2} {(C_{2} O_{4})}_{2}]}^{-}

,

[{PtCl}_{2} (en)_{2}]

and

[Cr (CO)_{6}]

.

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12th Maharashtra Board

IMPORTANT

Chemistry Standard 12>Chapter 9 - Coordination Compounds>Try This>Q •

Write the representation of Tricarbonatocobaltate $(III)$ ion.

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12th Maharashtra Board

IMPORTANT

Chemistry Standard 12>Chapter 9 - Coordination Compounds>Try This>Q •

Write the representation of sodium hexacyanoferrate $(III)$ .

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12th Maharashtra Board

IMPORTANT

Chemistry Standard 12>Chapter 9 - Coordination Compounds>Try This>Q •

Write the representation of potassium hexacyanoferrate

(II)

.