1
NEET 2016 Phase 1
MCQ (Single Correct Answer)
+4
-1
Which of the following has longest C$$-$$O bond length? (Free C$$-$$O bond length in CO is 1.128 $$\mathop A\limits^o $$.)
A
[Fe(CO)4]2$$-$$
B
[Mn(CO)6]+
C
Ni(CO)4
D
[Co(CO)4]$$-$$
2
AIPMT 2015
MCQ (Single Correct Answer)
+4
-1
The sum of coordination number and oxidation number of the metal M in the complex [M(en)2(C2O4)]Cl (where en is ethylenediamine) is
A
6
B
7
C
8
D
9
3
AIPMT 2015
MCQ (Single Correct Answer)
+4
-1
The hybridization involved in complex [Ni(CN)4]$$2-$$ is (At. No. Ni = 28)
A
sp3
B
d2sp2
C
d2sp3
D
dsp2
4
AIPMT 2015
MCQ (Single Correct Answer)
+4
-1
The name of complex ion, [Fe(CN)6]3$$-$$ is
A
hexacyanitoferrate (III) ion
B
tricyanoferrate (III) ion
C
hexacyanidoferrate (III) ion
D
hexacyanoiron (III) ion.
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