JEE Advanced 2016 Paper 2 Offline | Coordination Compounds Question 20 | Chemistry

1

JEE Advanced 2016 Paper 2 Offline

MCQ (Single Correct Answer)

+3

-1

The geometries of the ammonia complexes of Ni²⁺, Pt²⁺ and Zn²⁺, respectively, are

A

octahedral, square planar and tetrahedral

B

square planar, octahedral and tetrahedral

C

tetrahedral, square planar and octahedral

D

octahedral, tetrahedral and square planar

2

JEE Advanced 2016 Paper 1 Offline

MCQ (Single Correct Answer)

+3

-1

Among [Ni(CO)₄], [NiCl₄]^2$$-$$, [Co(NH₃)₄)Cl₂]Cl, Na₃[CoF₆], Na₂O₂ and CsO₂, the total number of paramagnetic compound is

A

2

B

3

C

4

D

5

3

JEE Advanced 2014 Paper 2 Offline

MCQ (Single Correct Answer)

+3

-1

Match each coordination compound in List I with an appropriate pair of characteristics from List II and select the correct answer using the code given below the lists.

{en = H₂NCH₂CH₂NH₂; atomic numbers : Ti = 22, Cr = 24; Co = 27; Pt = 78}

List I		List II
P.	$$[Cr{(N{H_3})_3}C{l_2}]Cl$$	1.	Paramagnetic and exhibits ionisation isomerism.
Q.	$$[Ti{({H_2}O)_5}Cl]{(N{O_3})_2}$$	2.	Diamagnetic and exhibits cis-trans isomerism.
R.	$$[Pt(en)(N{H_3})Cl]N{O_3}$$	3.	Paramagnetic and exhibits cis-trans isomerism.
S.	$$[Co{(N{H_3})_4}{(N{O_3})_2}]N{O_3}$$	4.	Diamagnetic and exhibits ionisation isomerism.

A

P-4, Q-2, R-3, S-1

B

P-3, Q-1, R-4, S-2

C

P-2, Q-1, R-3, S-4

D

P-1, Q-3, R-4, S-2

4

JEE Advanced 2013 Paper 1 Offline

MCQ (Single Correct Answer)

+3

-1

Consider the following complex ions : P, Q and R.

$$P = {[Fe{F_6}]^{3 - }}$$, $$Q = {[V{({H_2}O)_6}]^{2 + }}$$ and $$R = {[Fe{({H_2}O)_6}]^{2 + }}$$

The correct order of the complex ions, according to their spin-only magnetic moment values (in B.M.) is

A

R < Q < P

B

Q < R < P

C

R < P < Q

D

Q < P < R