1
NEET 2017
MCQ (Single Correct Answer)
+4
-1
Change Language
The reason for greater range of oxidation states in actinoids is attributed to
A
actinoid contraction
B
5$$f$$, 6d and 7s levels having comparable energies
C
4$$f$$ and 5d levels being close in energies
D
the radioactive nature of actinoids.
2
NEET 2017
MCQ (Single Correct Answer)
+4
-1
Change Language
An example of a sigma bonded organometallic compound is
A
Grignard's reagent
B
ferrocene
C
cobaltocene
D
ruthenocene.
3
NEET 2017
MCQ (Single Correct Answer)
+4
-1
Change Language
The correct order of the stoichiometries of AgCl formed when AgNO3 in excess is treated with the complexes : CoCl3.6NH3, CoCl3.5NH3, CoCl3.4NH3 respectively is
A
3AgCl, 1AgCl. 2AgCl
B
3AgCl, 2AgCl, 1AgCl
C
2AgCl, 3AgCl, 2AgCl
D
1AgCl, 3AgCl, 2AgCl
4
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+
EXAM MAP
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12