1
NEET 2013
MCQ (Single Correct Answer)
+4
-1
Change Language
Which of the following structure is similar to graphite?
A
B4C
B
B2H6
C
BN
D
B
2
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
Change Language
In which of the following arrangements the given sequence is not strictly according to the property indicated against it?
A
HF < HCl < HBr < HI : increasing acidic strength
B
H2O < H2S < H2Se < H2Te : increasing pKa values
C
NH3 < PH3 < AsH3 < SbH3 : increasing acidic character
D
CO2 < SiO2 < SnO2 < PbO2 : increasing oxidising power
3
AIPMT 2012 Prelims
MCQ (Single Correct Answer)
+4
-1
Change Language
Sulphur trioxide can be obtained by which of the following reaction?
A
CaSO4 + C $$\buildrel \Delta \over \longrightarrow $$
B
Fe2(SO4)3 $$\buildrel \Delta \over \longrightarrow $$
C
S + H2SO4 $$\buildrel \Delta \over \longrightarrow $$
D
H2SO4 + PCl5 $$\buildrel \Delta \over \longrightarrow $$
4
AIPMT 2012 Prelims
MCQ (Single Correct Answer)
+4
-1
Change Language
In which of the following compounds, nitrogen exhibits highest oxidation state?
A
N2H4
B
NH3
C
N3H
D
NH2OH
NEET Subjects
EXAM MAP