HARD
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Which of the following species exhibits the diamagnetic behaviour ?
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Important Questions on Chemical Bonding and Molecular Structure
EASY
Which of the following is paramagnetic?
HARD
Decreasing order of stability of and is:
EASY
The diamagnetic species is:
HARD
In which of the following processes, the bond order has increased and paramagnetic character has changed to diamagnetic?
EASY
Which one of the following molecules is expected to exhibit paramagnetic behaviour?
MEDIUM
Which one of the following properties is not shown by NO ?
EASY
Which of the following species is not paramagnetic?
HARD
Assuming mixing is NOT operative, the paramagnetic species among the following is
EASY
Stability of the species increases in the order of
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According to Molecular Orbital Theory,
MEDIUM
Which of the following has unpaired electron(s)?
MEDIUM
In which of the following pairs of molecules/ions, both the species are not likely to exist?
MEDIUM
Which one of the following molecules is paramagnetic?
EASY
Which one of the following pairs of species has the same bond order?
MEDIUM
According to molecular orbital theory, which of the following molecule will not be available?
HARD
Among the following molecules/ ions,
Which one is diamagnetic and has the shortest bond length?
MEDIUM
The colour of the molecules of group 17 elements changes gradually from yellow to violet down the group. This is due to -
MEDIUM
The correct bond order in the following species is:
HARD
Among the species given below, the total number of diamagnetic species is ___.
(superoxide), dimeric sulphur in vapour phase,
MEDIUM
Two pi and half sigma bonds are present in:
