1
IIT-JEE 1986
MCQ (Single Correct Answer)
+1
-0.25
The hydrogen bond is strongest in
A
O - H......S
B
S - H.......O
C
F - H........F
D
F - H.........O
2
IIT-JEE 1986
MCQ (Single Correct Answer)
+1
-0.25
The hybridisation of sulphur in sulphur dioxide is
A
sp
B
sp3
C
sp2
D
dsp2
3
IIT-JEE 1985
MCQ (Single Correct Answer)
+1
-0.25
The molecule having one unpaired electron is
A
NO
B
CO
C
CN-
D
O2
4
IIT-JEE 1984
MCQ (Single Correct Answer)
+1
-0.25
On hybridization of one s and one p orbitals we get:
A
two mutually perpendicular orbitals
B
two orbitals at 180o
C
four orbitals directed tetrahedrally
D
three orbitals in a plane
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