Dimethyl glyoxime forms a square planar complex with Ni2+. The complex should be:

(1) diamagnetic     

(2) paramagnetic having 1 unpaired electron 

(3) paramagnetic having 2 unpaired electron 

(4) ferromagnetic

Subtopic:  VBT, CFT & their Limitations |
 63%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

What is the magnetic moment (spin only) and hybridisation of the brown ring complex Fe(H2O)5NOSO4 ?

(1) 3 BM, sp3d2                     

(2) 3 BM, d2sp3

(3) 15 BM, sp3d2                   

(4) 15 BM, d2sp3

Subtopic:  VBT, CFT & their Limitations |
 54%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Choose incorrect stability order :

(1) Cu(NH3)42+<Cu(en)22+<Cu(trien)2+

(2) Fe(H2O)63+<Fe(NO2)63-<Fe(NH3)63+

(3) Co(H2O)63+<Rh(H2O)63+<Ir(H2O)63+

(4) Cr(NH3)61+<Cr(NH3)62+<Cr(NH3)63+

Subtopic:  VBT, CFT & their Limitations |
 56%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Aqueous solution of Ni2+ contains [Ni(H2O)6]2+ and its magnetic moment is 2.83 BM. When ammonia is added in it, the magnetic moment of solution:

1. Will remain the same.

2. Will increase from 2.83 BM.

3. Will decrease from 2.83 BM.

4. Cannot be predicted theoretically.

Subtopic:  VBT, CFT & their Limitations |
 59%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Which of the following is true about the complex [PtCl2(H2O)(NH3)] ?

(1) It exhibits geometrical isomerism

(2) It is a paramagnetic complex

(3) Its geometry is a tetrahedron 

(4) Platinum is sp3 hybridized 

Subtopic:  Isomerism in Coordination Compounds |
 78%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Complex compound [Cr(NCS)(NH3)5][ZnCl4] will be:

(1) colourless and diamagnetic

(2) green coloured and diamagnetic

(3) green coloured and shows coordination isomerism

(4) diamagnetic and shows linkage isomerism

Subtopic:  VBT, CFT & their Limitations |
 65%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

An aqueous solution of titanium chloride, when subjected to magnetic measurement, measured to zero magnetic moment. Assuming the octahedral complex in aqueous solution, the formula of the complex is :

(a) [Ti(H2O)6]Cl2                            (b) [Ti(H2O)6]Cl4

(c) [TiCl3(H2O)3]                             (d) [TiCl2(H2O)4]

Subtopic:  VBT, CFT & their Limitations |
 76%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Which of the following pairs of complexes are isomeric with each other but their aqueous solutions exhibit different molar conductivities?

(a) [PtCl2(NH3)4]Br2  and  [PtBr2(NH3)4]Cl2 

(b) [CoCl2(NH3)4]NO2 and  [CoCl(NO2)(NH3)4]Cl

(c) [Co(NO2)(NH3)5]Cl2  and [Co(ONO)(NH3)4]Cl2

(d) [CoBr(NH3)5]SO4 and [Co(SO4)(NH3)5]Br

Subtopic:  Isomerism in Coordination Compounds |
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

The two compounds pentaamminesulphatocobalt (III) bromide and pentaamminesulphatocobalt (III) chloride represent :

(1) Linkage isomerism                   

(2) Ionization isomerism

(3) Coordination isomerism             

(4) No isomerism 

Subtopic:  Isomerism in Coordination Compounds |
 57%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Select the correct code about complex [Cr(NO2)(NH3)5][ZnCl4] :

(I) IUPAC name of the compound is pentaamminenitrito-N-chromium(III) tetrachlorozincate(II)
(II) It shows geometrical isomerism
(III) It shows linkage isomerism
(IV) It shows coordination isomerism
 
1. III, IV 2. I, III and IV
3. II, III and IV 4. I, II, III and IV
Subtopic:  Introduction, Classification and Nomenclature |
 61%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh