QBManager

COORDINATION COMPOUNDS

28726 The correct structural formula of zeise's salt is

1

K^{+} {[P t C l_{3} - η^{2} - (C_{2} H_{4})]}^{-}

2

K_{2} [P t C l_{3} - η^{2} - C_{2} H_{4}]

3

K^{+} [P t C l_{2} - η^{2} - (C_{2} H_{4})] C l^{-}

4

K^{+} {[P t C l_{3} (C_{2} H_{4}]}^{-}

COORDINATION COMPOUNDS

28727 The correct order of hybridisations of central atom in $N H_{3}, [P t C l_{4}]^{2 -}, P C l_{5}$ and $B C l_{3}$ is

1

d s p^{2}, d s p^{3}, s p^{2}

and

s p^{3}

2

s p^{3}, s p^{3}, s p^{3} d

and

s p^{2}

3

d s p^{2}, s p^{2}, s p^{3}

and

d s p^{3}

4

d s p^{2}, s p^{3}, s p^{2}

and

d s p^{3}

COORDINATION COMPOUNDS

28728 One mole of the complex compound $C o (N H_{3})_{5} C l_{3},$ gives $3$ moles of ions on dissolution in water. One mole of the same complex reacts with two moles of $A g N O_{3}$ solution to yield two moles of $A g C l (s)$ . The structure of the complex is

1

[C o (N H_{3})_{5} C l] C l_{2}

2

[C o (N H_{3})_{3} C l_{3}] . 2 N H_{3}

3

[C o (N H_{3})_{4} C l_{2}] C l . N H_{3}

4

[C o (N H_{3})_{4} C l] C l_{2} . N H_{3}

Explanation:

(a) $2 C l^{-}$ ions are ionizable
$∴ [C o {(N H_{3})}_{5} C l] C l_{2}$ $⇌$ $\underset{3 i o n s}{\underset{⏟}{{[C o {(N H_{3})}_{5} C l]}^{2 +} + 2 C l^{-}}}$
$2 C l^{-} + 2 A g N O_{3} \to 2 A g C l + 2 N O_{3}^{-}$ .

COORDINATION COMPOUNDS

28729 Cuprammonium ion ${[C u {(N H_{3})}_{4}]}^{2 +}$ is

1 Tetrahedral

2 Square planar

3 Triangular bipyramid

4 Octahedral

COORDINATION COMPOUNDS

28726 The correct structural formula of zeise's salt is

1

K^{+} {[P t C l_{3} - η^{2} - (C_{2} H_{4})]}^{-}

2

K_{2} [P t C l_{3} - η^{2} - C_{2} H_{4}]

3

K^{+} [P t C l_{2} - η^{2} - (C_{2} H_{4})] C l^{-}

4

K^{+} {[P t C l_{3} (C_{2} H_{4}]}^{-}

COORDINATION COMPOUNDS

28727 The correct order of hybridisations of central atom in $N H_{3}, [P t C l_{4}]^{2 -}, P C l_{5}$ and $B C l_{3}$ is

1

d s p^{2}, d s p^{3}, s p^{2}

and

s p^{3}

2

s p^{3}, s p^{3}, s p^{3} d

and

s p^{2}

3

d s p^{2}, s p^{2}, s p^{3}

and

d s p^{3}

4

d s p^{2}, s p^{3}, s p^{2}

and

d s p^{3}

COORDINATION COMPOUNDS

28728 One mole of the complex compound $C o (N H_{3})_{5} C l_{3},$ gives $3$ moles of ions on dissolution in water. One mole of the same complex reacts with two moles of $A g N O_{3}$ solution to yield two moles of $A g C l (s)$ . The structure of the complex is

1

[C o (N H_{3})_{5} C l] C l_{2}

2

[C o (N H_{3})_{3} C l_{3}] . 2 N H_{3}

3

[C o (N H_{3})_{4} C l_{2}] C l . N H_{3}

4

[C o (N H_{3})_{4} C l] C l_{2} . N H_{3}

Explanation:

(a) $2 C l^{-}$ ions are ionizable
$∴ [C o {(N H_{3})}_{5} C l] C l_{2}$ $⇌$ $\underset{3 i o n s}{\underset{⏟}{{[C o {(N H_{3})}_{5} C l]}^{2 +} + 2 C l^{-}}}$
$2 C l^{-} + 2 A g N O_{3} \to 2 A g C l + 2 N O_{3}^{-}$ .

COORDINATION COMPOUNDS

28729 Cuprammonium ion ${[C u {(N H_{3})}_{4}]}^{2 +}$ is

1 Tetrahedral

2 Square planar

3 Triangular bipyramid

4 Octahedral

COORDINATION COMPOUNDS

28726 The correct structural formula of zeise's salt is

1

K^{+} {[P t C l_{3} - η^{2} - (C_{2} H_{4})]}^{-}

2

K_{2} [P t C l_{3} - η^{2} - C_{2} H_{4}]

3

K^{+} [P t C l_{2} - η^{2} - (C_{2} H_{4})] C l^{-}

4

K^{+} {[P t C l_{3} (C_{2} H_{4}]}^{-}

COORDINATION COMPOUNDS

28727 The correct order of hybridisations of central atom in $N H_{3}, [P t C l_{4}]^{2 -}, P C l_{5}$ and $B C l_{3}$ is

1

d s p^{2}, d s p^{3}, s p^{2}

and

s p^{3}

2

s p^{3}, s p^{3}, s p^{3} d

and

s p^{2}

3

d s p^{2}, s p^{2}, s p^{3}

and

d s p^{3}

4

d s p^{2}, s p^{3}, s p^{2}

and

d s p^{3}

COORDINATION COMPOUNDS

28728 One mole of the complex compound $C o (N H_{3})_{5} C l_{3},$ gives $3$ moles of ions on dissolution in water. One mole of the same complex reacts with two moles of $A g N O_{3}$ solution to yield two moles of $A g C l (s)$ . The structure of the complex is

1

[C o (N H_{3})_{5} C l] C l_{2}

2

[C o (N H_{3})_{3} C l_{3}] . 2 N H_{3}

3

[C o (N H_{3})_{4} C l_{2}] C l . N H_{3}

4

[C o (N H_{3})_{4} C l] C l_{2} . N H_{3}

Explanation:

(a) $2 C l^{-}$ ions are ionizable
$∴ [C o {(N H_{3})}_{5} C l] C l_{2}$ $⇌$ $\underset{3 i o n s}{\underset{⏟}{{[C o {(N H_{3})}_{5} C l]}^{2 +} + 2 C l^{-}}}$
$2 C l^{-} + 2 A g N O_{3} \to 2 A g C l + 2 N O_{3}^{-}$ .

COORDINATION COMPOUNDS

28729 Cuprammonium ion ${[C u {(N H_{3})}_{4}]}^{2 +}$ is

1 Tetrahedral

2 Square planar

3 Triangular bipyramid

4 Octahedral

COORDINATION COMPOUNDS

28726 The correct structural formula of zeise's salt is

1

K^{+} {[P t C l_{3} - η^{2} - (C_{2} H_{4})]}^{-}

2

K_{2} [P t C l_{3} - η^{2} - C_{2} H_{4}]

3

K^{+} [P t C l_{2} - η^{2} - (C_{2} H_{4})] C l^{-}

4

K^{+} {[P t C l_{3} (C_{2} H_{4}]}^{-}

COORDINATION COMPOUNDS

28727 The correct order of hybridisations of central atom in $N H_{3}, [P t C l_{4}]^{2 -}, P C l_{5}$ and $B C l_{3}$ is

1

d s p^{2}, d s p^{3}, s p^{2}

and

s p^{3}

2

s p^{3}, s p^{3}, s p^{3} d

and

s p^{2}

3

d s p^{2}, s p^{2}, s p^{3}

and

d s p^{3}

4

d s p^{2}, s p^{3}, s p^{2}

and

d s p^{3}

COORDINATION COMPOUNDS

28728 One mole of the complex compound $C o (N H_{3})_{5} C l_{3},$ gives $3$ moles of ions on dissolution in water. One mole of the same complex reacts with two moles of $A g N O_{3}$ solution to yield two moles of $A g C l (s)$ . The structure of the complex is

1

[C o (N H_{3})_{5} C l] C l_{2}

2

[C o (N H_{3})_{3} C l_{3}] . 2 N H_{3}

3

[C o (N H_{3})_{4} C l_{2}] C l . N H_{3}

4

[C o (N H_{3})_{4} C l] C l_{2} . N H_{3}

Explanation:

(a) $2 C l^{-}$ ions are ionizable
$∴ [C o {(N H_{3})}_{5} C l] C l_{2}$ $⇌$ $\underset{3 i o n s}{\underset{⏟}{{[C o {(N H_{3})}_{5} C l]}^{2 +} + 2 C l^{-}}}$
$2 C l^{-} + 2 A g N O_{3} \to 2 A g C l + 2 N O_{3}^{-}$ .

COORDINATION COMPOUNDS

28729 Cuprammonium ion ${[C u {(N H_{3})}_{4}]}^{2 +}$ is

1 Tetrahedral

2 Square planar

3 Triangular bipyramid

4 Octahedral

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