1
AIEEE 2011
MCQ (Single Correct Answer)
+4
-1
In context of the lanthanoids, which of the following statements is not correct?
A
All the members exhibit +3 oxidation state
B
Because of similar properties the separation of lanthanoids is not easy.
C
Availability of 4f electrons results in the formation of compounds in +4 state for all the members of the series.
D
There is a gradual decrease in the radii of the members with increasing atomic number in the series.
2
AIEEE 2011
MCQ (Single Correct Answer)
+4
-1
Which of the following facts about the complex [Cr (NH3)6 ]Cl3 is wrong?
A
The complex is paramagnetic
B
The complex is an outer orbital complex
C
The complex gives white precipitate with silver nitrate solution
D
The complex involves d2sp3 hybridization and is octahedral in shape.
3
AIEEE 2011
MCQ (Single Correct Answer)
+4
-1
The magnetic moment (spin only) of [NiCl4]2− is
A
5.46 BM
B
2.82 BM
C
1.41 BM
D
1.82 BM
4
AIEEE 2011
MCQ (Single Correct Answer)
+4
-1
Phenol is heated with a solution of mixture of KBr and KBrO3. The major product obtained in the above reaction is
A
3-Bromophenol
B
4-Bromophenol
C
2, 4, 6- Tribromophenol
D
2-Bromophenol
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