1
NEET 2017
MCQ (Single Correct Answer)
+4
-1
Change Language
Correct increasing order for the wavelengths of absorption in the visible region for the complexes of Co3+ is
A
[Co(H2O)6]3+, [Co(en)3]3+, [Co(NH3)6]3+
B
[Co(H2O)6]3+, [Co(NH3)6]3+, [Co(en)3]3+
C
[Co(NH3)6]3+, [Co(en)3]3+, [Co(H2O)6]3+
D
[Co(en)3]3+, [Co(NH3)6]3+, [Co(H2O)6]3+
2
NEET 2017
MCQ (Single Correct Answer)
+4
-1
Change Language
Pick out the correct statement with respect to [Mn(CN)6]3$$-$$.
A
It is sp3d2 hybridised and tetrahedral.
B
It is d2sp3 hybridised and octahedral.
C
It is dsp2 hybridised and square planar.
D
It is sp3d2 hybridised and octahedral.
3
NEET 2017
MCQ (Single Correct Answer)
+4
-1
Change Language
The correct statement regarding electrophile is
A
electrophile is a negatively charged species and form a bond by accepting a pair of electrons from another electrophile
B
electrophiles are generally neutral species and can form a bond by accepting a pair of electrons from a nucleophile
C
electrophile can be either neutral or positively charged species and can form a bond by accepting a pair of electrons from a nucleophile
D
electrophile is a negatively charged species and can form a bond by accepting a pair of electrons from a nucleophile.
4
NEET 2017
MCQ (Single Correct Answer)
+4
-1
Change Language
The element Z = 114 has been discovered recently. It will belong to which of the following family/group and electronic configuration ?
A
Carbon family, [Rn] 5f14 6d10 7s2 7p2
B
Oxygen family, [Rn] 5f14 6d10 7s2 7p4
C
Nitrogen family, [Rn] 5f14 6d10 7s2 7p6
D
Halogen family, [Rn] 5f14 6d10 7s2 7p5
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