1
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
Change Language
Sc (Z = 21) is a transition element but Zn (Z = 30) is not because
A
both Sc3+ and Zn2+ ions are colourless and form white compounds.
B
in case of Sc, 3d orbitals are partially filled but in Zn these are filled.
C
last electron is assumed to be added to 4s level in case of Zn.
D
both Sc and Zn do not exhibit variable oxidation states.
2
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
Change Language
In a particular isomer of [Co(NH3)4Cl2]o, the Cl$$-$$Co$$-$$Cl angle is 90o, this isomer is known as
A
optical isomer
B
cis-isomer
C
position isomer
D
linkage isomer.
3
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
Change Language
Which among the following is a paramagnetic complex?
A
[Co(NH3)6]3+
B
[Pt(en)Cl2]
C
[CoBr4]$$2-$$
D
Mo(CO)6
4
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
Change Language
The correct IUPAC name for [CrF2(en)2]Cl is
A
chloro difluorido ethylene diaminechromium (III) chloride
B
difluoridobis (ethylene diamine) chromium (III) chloride
C
difluorobis-(ethylene diamine) chromium (III) chloride
D
chloro difluoridobis (ethylene diamine) chromium (III)