A solution of CuCl in NH₄OH is used to measure the amount of gas by simply measuring change in volume. The gas is

1. CO₂

2. H₂

3. CO

4. All of the above.

Which order is correct in spectrochemical series of ligands?

1. Cl^-<F^-<[C₂O₄]^2-<NO₂^-<CN^-

2. CN^-<[C₂O₄)₂^-<Cl^->NO₂^-<F^-

3. [C₂O₄)^2-<F^-<Cl^->NO₂^-<CN^-

4. F^-<Cl^-<NO₂^-<CN^-<[C₂O₄]^2-

The compound that will exhibit maximum ionic conductivity in aqueous solution is: 

1. K₄[Fe(CN)₆]

2. [Co(NH₃)₆]Cl₃

3. [Cu(NH₃)₄]Cl₂

4. [Ni(CO)₄]

Mixture of X=0.02mole of [Co(NH₃)₅SO₄]Br and 0.02 mole of [Co(NH₃)₅Br]SO₄ was prepared in 2 litre of solution.

1 litre mixture X+excess AgNO₃$\to$Y

1 Litre mixture X +excess BaCl₂$\to$Z

No. of moles of Y and Z are :

1. 0.01,0.01

2. 0.02, 0.01

3. 0.01,0.02

4. 0.02,0.02

The IUPAC name of [Pt(NH₃)₄NO₂Cl]SO₄ is :

1. Chloronitroplatinum(IV)sulphate

2. Tetraamminechloridonitrito-Nplatinum(IV)sulphate

3. Chloronitrotetraammineplatinum(IV)sulphate

4. Platinum(IV)tetraamminenitrochloro sulphate

The probable formula for prussian blue is :

1. Fe₃[Fe(CN)₆]₂

2. Fe₂[Fe(CN)₆]₃

3. Fe₄[Fe(CN)₆]₃

4. Fe₃[Fe(CN)₆]₄

The IUPAC name of [CoCl(NO₂)(en)₂]Cl is:

1. Chloronitro-bis(ethylenediamine)cobalt(III)chloride

2. Chloronitro-bis(ethylenediamine)cobalt(II)chloride

3. Chloro-bis(ethylenediamine)nitrocobalt(III)chloride

4. Bis-(ethylenediamine)chloronitrocobalt(III)chloride

[Cr(H₂O)₆]Cl₃ (At. no. of Cr = 24) has a magnetic moment of 3.83 BM. What is the correct distribution of 3d electrons in the chromium of the complex:

1. 3d¹_xy, 3d¹_yz, 3d¹_z²

2. 3d_(x²-y²), 3d¹_z², 3d¹_xz

3. 3d_xy, 3d_(x²-y²), 3d¹_yz

4. 3d¹_xy, 3d¹_yz, 3d¹_zx

Which one is an outer orbital complex?

1. [Ni(NH₃)₆]²⁺

2. [Mn(CN)₆]^4-

3. [Co(NH₃)₆]³⁺

4. [Fe(CN)₆]^4-

Among the following complexes(K,P),K₃[Fe(CN)₆(k),[Co(NH₃)₆Cl₃(L),Na₃[Co(oxalate)₃](M),[Ni(H₂O)6Cl₂(N),K₂[Pt(CN)₄(O), and [Zn(H₂O)₆(NO₃)₂(P) the diamagnetic complexes are:

1. K,L,M,N

2. K,M,O,P

3. L,M,O,P

4. L,M,N,O