1
IIT-JEE 1995 Screening
MCQ (Single Correct Answer)
+1
-0.25
Number of paired electrons in O2 molecules is
A
7
B
8
C
16
D
14
2
IIT-JEE 1995 Screening
MCQ (Single Correct Answer)
+1
-0.25
Which one is most ionic
A
P2O5
B
CrO3
C
MnO
D
Mn2O7
3
IIT-JEE 1995 Screening
MCQ (Single Correct Answer)
+1
-0.25
Which has most stable +2 oxidation state?
A
Sn
B
Pb
C
Fe
D
Ag
4
IIT-JEE 1995 Screening
MCQ (Single Correct Answer)
+1
-0.25
A 3p orbital has
A
two non spherical nodes
B
two spherical nodes
C
one spherical and one non spherical node
D
one spherical and two non spherical nodes
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