Coordination Compounds

Coordination Compounds

Assessment

Assessment

Prerna Turk

Chemistry

12th Grade - University

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10 questions

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1.

Multiple Choice

30 sec

1 pt

1. The donor sites of (EDTA)4- are ?

O atoms only

N atoms only

Two N and four O atoms

Three N and three O atoms

2.

Multiple Choice

1 min

1 pt

The compound having lowest oxdation state of iron is

K4[Fe(CN)6]

K2FeO4

[Fe(CO)5]

K3[Fe(CN)6]

3.

Multiple Choice

1 min

1 pt

Among the following ions which one has the highest paramagnetism ?

[Cr(H2O)6]+3

[Fe(H2O)6]+2

[Cu(H2O)6]+2

[Zn(H2O)6]+2

4.

Multiple Choice

1 min

1 pt

In K4[Fe(CN)6] the number of unpaired electrons in iron are

0

2

3

5

5.

Multiple Choice

1 min

1 pt

The value of 'spin only' magnetic moment for one of the following configurations is 2.84 BM. The correct one is:

d4 (in strong field ligand in octahedral complexes)

d4 (in weak field ligand in octahedral complexes)

d3 (in weak as well as strong field ligand in octahedral complexes)

d5 (in strong field ligand in octahedral complexes)

6.

Multiple Choice

30 sec

1 pt

The IUPAC name of the compound [Cu (NH3)4](NO3)2 is :

Cuprammonium nitrate

Tetraammine copper (II) dinitrate

Tetraammine copper (II) nitrate

Tetraammine copper (III) dinitrate

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