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COORDINATION COMPOUNDS

28756 Which of the following statement is correct

1

{[C u {(N H_{3})}_{6}]}^{2 +}

is a colourless ion

2

{[Z n {(H_{2} O)}_{6}]}^{2 +}

ion is blue coloured

3

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

ion has a tetrahedral shape

4 Nickel dimethyl glyoxides is red in colour

COORDINATION COMPOUNDS

28757 Which of the following shall form an octahedral complex

1

d^{4}

(low spin)

2

d^{8}

(high spin)

3

d^{6}

(low spin)

4 None of these

Explanation:

(c) The compounds which show $d^{6} -$ configuration are octahedral complexes.

COORDINATION COMPOUNDS

28758 Which one of the following is a strong field ligand

1

C N^{-}

2

N O_{2}^{-}

3

e n

4

N H_{3}

Explanation:

(a) $C N^{-}$ ligand has strong field ligand because of higher value of $Δ .$

COORDINATION COMPOUNDS

28759 The strongest ligand in the following is

1

C N^{-}

2

B r^{-}

3

H O^{-}

4

F^{-}

COORDINATION COMPOUNDS

28756 Which of the following statement is correct

1

{[C u {(N H_{3})}_{6}]}^{2 +}

is a colourless ion

2

{[Z n {(H_{2} O)}_{6}]}^{2 +}

ion is blue coloured

3

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

ion has a tetrahedral shape

4 Nickel dimethyl glyoxides is red in colour

COORDINATION COMPOUNDS

28757 Which of the following shall form an octahedral complex

1

d^{4}

(low spin)

2

d^{8}

(high spin)

3

d^{6}

(low spin)

4 None of these

Explanation:

(c) The compounds which show $d^{6} -$ configuration are octahedral complexes.

COORDINATION COMPOUNDS

28758 Which one of the following is a strong field ligand

1

C N^{-}

2

N O_{2}^{-}

3

e n

4

N H_{3}

Explanation:

(a) $C N^{-}$ ligand has strong field ligand because of higher value of $Δ .$

COORDINATION COMPOUNDS

28759 The strongest ligand in the following is

1

C N^{-}

2

B r^{-}

3

H O^{-}

4

F^{-}

COORDINATION COMPOUNDS

28756 Which of the following statement is correct

1

{[C u {(N H_{3})}_{6}]}^{2 +}

is a colourless ion

2

{[Z n {(H_{2} O)}_{6}]}^{2 +}

ion is blue coloured

3

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

ion has a tetrahedral shape

4 Nickel dimethyl glyoxides is red in colour

COORDINATION COMPOUNDS

28757 Which of the following shall form an octahedral complex

1

d^{4}

(low spin)

2

d^{8}

(high spin)

3

d^{6}

(low spin)

4 None of these

Explanation:

(c) The compounds which show $d^{6} -$ configuration are octahedral complexes.

COORDINATION COMPOUNDS

28758 Which one of the following is a strong field ligand

1

C N^{-}

2

N O_{2}^{-}

3

e n

4

N H_{3}

Explanation:

(a) $C N^{-}$ ligand has strong field ligand because of higher value of $Δ .$

COORDINATION COMPOUNDS

28759 The strongest ligand in the following is

1

C N^{-}

2

B r^{-}

3

H O^{-}

4

F^{-}

COORDINATION COMPOUNDS

28756 Which of the following statement is correct

1

{[C u {(N H_{3})}_{6}]}^{2 +}

is a colourless ion

2

{[Z n {(H_{2} O)}_{6}]}^{2 +}

ion is blue coloured

3

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

ion has a tetrahedral shape

4 Nickel dimethyl glyoxides is red in colour

COORDINATION COMPOUNDS

28757 Which of the following shall form an octahedral complex

1

d^{4}

(low spin)

2

d^{8}

(high spin)

3

d^{6}

(low spin)

4 None of these

Explanation:

(c) The compounds which show $d^{6} -$ configuration are octahedral complexes.

COORDINATION COMPOUNDS

28758 Which one of the following is a strong field ligand

1

C N^{-}

2

N O_{2}^{-}

3

e n

4

N H_{3}

Explanation:

(a) $C N^{-}$ ligand has strong field ligand because of higher value of $Δ .$

COORDINATION COMPOUNDS

28759 The strongest ligand in the following is

1

C N^{-}

2

B r^{-}

3

H O^{-}

4

F^{-}

Explanation:

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