1
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
2
JEE Advanced 2013 Paper 1 Offline
MCQ (Single Correct Answer)
+4
-2

The pair(s) of coordination complexes/ions exhibiting the same kind of isomerism is(are)

A
$$[Cr{(N{H_3})_5}Cl]C{l_2}$$ and $$[Cr{(N{H_3})_4}C{l_2}]Cl$$
B
$${[Co{(N{H_3})_4}C{l_2}]^ + }$$ and $${[Pt{(N{H_3})_2}({H_2}O)Cl]^ + }$$
C
$${[CoB{r_2}C{l_2}]^{2 - }}$$ and $${[PtB{r_2}C{l_{12}}]^{2 - }}$$
D
$$[Pt{(N{H_3})_3}](N{O_3})Cl$$ and $$[Pt{(N{H_3})_3}Cl]Br$$
3
IIT-JEE 2012 Paper 2 Offline
MCQ (Single Correct Answer)
+3
-1

$$NiC{l_2}{\{ P{({C_2}{H_5})_2}({C_6}{H_5})\} _2}$$ exhibits temperature-dependent magnetic behaviour (paramagnetic/diamagnetic). The coordination geometries of Ni2+ in the paramagnetic and diamagnetic states are, respectively,

A
tetrahedral and tetrahedral.
B
square planar and square planar.
C
tetrahedral and square planar.
D
square planar and tetrahedral.
4
IIT-JEE 2012 Paper 1 Offline
MCQ (Single Correct Answer)
+3
-1

As per IUPAC nomenclature, the name of the complex $$[Co{({H_2}O)_4}{(N{H_3})_2}]C{l_3}$$ is

A
Tetraaquadiaminecobalt (III) chloride.
B
Tetraaquadiamminecobalt (III) chloride.
C
Diaminetetraaquacobalt (III) chloride.
D
Diamminetetraaquacobalt (III) chloride.
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