1

IIT-JEE 2007

MCQ (Single Correct Answer)
Among the following the paramagnetic compound is
A
Na2O2
B
O3
C
N2O
D
KO2
2

IIT-JEE 2007

MCQ (Single Correct Answer)
The species having bond order different from that in CO is
A
NO-
B
NO+
C
CN-
D
N2
3

IIT-JEE 2005 Screening

MCQ (Single Correct Answer)
Which species has the maximum number of lone pair of electrons on the central atom?
A
[ClO3]-
B
XeF4
C
SF4
D
[I3]-
4

IIT-JEE 2004 Screening

MCQ (Single Correct Answer)
According to molecular orbital theory which of the following statement about the magnetic character and bond order is correct regarding $$O_2^+$$
A
Paramagnetic and Bond order < O2
B
Paramagnetic and Bond order > O2
C
Diamagnetic and Bond order < O2
D
Diamagnetic and Bond order > O2

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