A tin chloride Q undergoes the following reactions (not balanced) Q + C l - → X Q + M e 3 N → Y Q + C u C l 2 → Z + C u C l X is a monoanion having pyramidal geometry. Both Y and Z are neutral compounds. Choose the correct option(s).

There is a coordinate bond in Y

The oxidation state of the central atom in Z is + 2

The central atom in Z has one lone pair of electrons

MEDIUM

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Complexes ${[{CoX}_{6}]}^{3 -}, {[{CoY}_{6}]}^{3 +}$ and ${[{CoZ}_{6}]}^{3 -}$ absorb at $700, 475$ and $310 nm$ , respectively. The ligands $X, Y$ and $Z$ most likely are, respectively,

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Important Questions on Coordination Compounds

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Introduction to Coordination Compounds

Cobalt (III) chloride forms several octahedral complexes with ammonia. Which of the following will not give test for chloride ions with silver nitrate at

25^{o} C

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Introduction to Coordination Compounds

The total number of ions provided by the complex

[Co {({NH}_{3})}_{4} {Cl}_{2}] Cl

in water is _____ .

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Introduction to Coordination Compounds

Which of the following are the example of double salt?

(A) ${FeSO}_{4} \cdot {({NH}_{4})}_{2} {SO}_{4} \cdot 6 H_{2} O$

(B) ${CuSO}_{4} \cdot 4 {NH}_{3} \cdot H_{2} O$

(D) $Fe (CN)_{2} \cdot 4 KCN$

Choose the correct answer.

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Introduction to Coordination Compounds

Which of the following co-ordinate complexes is an exception to EAN rule?

(Given At. Number Pt = 78, Fe = 26, Zn = 30, Cu = 29)

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Introduction to Coordination Compounds

The ratio of the number of water molecules in Mohr's salt and the empirical formula of potash alum is

x \times 10^{- 1} .

The Value of

x

is (Integer answer)

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Introduction to Coordination Compounds

On treatment of

100 mL

0.1 M

solution of

{CoCl}_{3} . 6 H_{2} O

with excess

{AgNO}_{3}; 1 .2 \times 10^{22}

ions are precipitated. The complex is:

HARD

Chemistry>Inorganic Chemistry>Coordination Compounds>Introduction to Coordination Compounds

{FeSO}_{4}

solution mixed with

{({NH}_{4})}_{2} {SO}_{4}

1 : 1

molar ratio gives the test of

{Fe}^{2 +}

ion but

{CuSO}_{4}

solution mixed with aqueous ammonia in

1 : 4

ratio does not give the test of

{Cu}^{2 +}

ion. Explain why?

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Introduction to Coordination Compounds

The volume $(i n m L)$ of $0.125 M {A g N O}_{3}$ required to quantitatively precipitate chloride ions in $0.3 g$ of $[C o {(N H_{3})}_{6}] C l_{3}$ is __________.
${}^{M}{[C o {(N H_{3})}_{6}]} C l_{3} = 267.46 g / m o l$
${}^{M}{A g N O}_{3} = 169.87 g / m o l$

Report the nearest integer as the answer.

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Introduction to Coordination Compounds

Write the structural formula of the following compound: Dichlorobis (ethylenediamine) cobalt (IV) sulphate.

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Introduction to Coordination Compounds

Write the structural formula of the following compound: Tetraquadichlorochlorium (III) nitrate

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Introduction to Coordination Compounds

The number of ions produced in water by dissolution of the complex having the empirical formula,

{CoCl}_{3} 4 {NH}_{3},

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Introduction to Coordination Compounds

A tin chloride

Q

undergoes the following reactions (not balanced)

Q + C l^{-} \to X

Q + M e_{3} N \to Y

Q + C u C l_{2} \to Z + C u C l

X

is a monoanion having pyramidal geometry. Both

Y

and

Z

are neutral compounds. Choose the correct option(s).

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Introduction to Coordination Compounds

The correct order of the stoichiometries of

AgCl

formed when

{AgNO}_{3}

is treated in excess with the complexes:

{CoCl}_{3} . 6 {NH}_{3}, {CoCl}_{3} . 5 {NH}_{3}, {CoCl}_{3} . 4 {NH}_{3}

, respectively, is:

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Introduction to Coordination Compounds

2.33

g of compound

X

(empirical formula

{CoH}_{12} N_{4} {Cl}_{3}

) upon treatment with excess

{AgNO}_{3}

solution produces

1 .435 g

of white precipitate. The primary and secondary valencies of cobalt in compound

X,

respectively, are

[Given: Atomic mass:

C o = 59, C l = 35.5, A g = 108]

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Introduction to Coordination Compounds

Which one of the following complexes will consume more equivalents of aqueous solution of

{AgNO}_{3}

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Introduction to Coordination Compounds

Addition of excess of ${AgNO}_{3}$ to an aqueous solution of $1$ mole of ${PdCl}_{2} \cdot 4 {NH}_{3}$ gives $2$ moles of $AgCl$ . The conductivity of this solution corresponds to: