1
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
Which of the following coordination compounds would exhibit optical isomerism?
A
Pentaamminenitrocobalt (III) iodide
B
Diamminedichloroplatinum (II)
C
trans-Dicyanobis (ethyleneddiamine) chromium (III) chloride
D
tris-(Ethylenediamine) cobalt (III) bromide.
2
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
Among [Ni(CO)4], [Ni(CN)4]2$$-$$, [NiCl4]2$$-$$ species, the hybridisation states at the Ni atom are, respectively
[Atomic number of Ni = 28]
A
sp3, dsp2, dsp2
B
sp3, dsp2, sp3
C
sp3, sp3, dsp2
D
dsp2, sp3, sp3
3
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
CN$$-$$ is a strong field ligand. This is due to the fact that
A
it carries negative charge
B
it is a pseudohalide
C
it can accept electrons from metal species
D
it forms high spin complexes with metal species.
4
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
In an octahedral structure, the pair of $$d$$ orbitals involved in d2sp3 hybridisation is
A
d x2$$-$$y2, d z2
B
d xz, d x2$$-$$y2
C
d z2, d xz
D
d xy, d yz
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