1
NEET 2013
MCQ (Single Correct Answer)
+4
-1
Change Language
Identify the correct order of solubility in aqueous medium.
A
Na2S > CuS > ZnS
B
Na2S > ZnS > CuS
C
Cus > ZnS > Na2S
D
ZnS > Na2S > CuS
2
NEET 2013
MCQ (Single Correct Answer)
+4
-1
Change Language
Which of the following statements about the interstitial compounds is incorrect?
A
They are much harder than the pure metal.
B
They have higher melting points than the pure metal.
C
The retain metallic conductivity.
D
They are chemically reactive.
3
NEET 2013
MCQ (Single Correct Answer)
+4
-1
Change Language
A magnetic moment at 1.73 BM will be shown by one among of the following
A
TiCl4
B
[CoCl6]4$$-$$
C
[Cu(NH3)4]2+
D
[Ni(CN)4]2$$-$$
4
NEET 2013
MCQ (Single Correct Answer)
+4
-1
Change Language
KMnO4 can be prepared from K2MnO4 as per the reaction,

3MnO42$$-$$ + 2H2O $$\rightleftharpoons$$ 2MnO4$$-$$ + MnO2 + 4OH$$-$$

The reaction can go to completion by removing OH$$-$$ ions by adding
A
CO2
B
SO2
C
HCl
D
KOH
EXAM MAP