MEDIUM
11th CBSE
IMPORTANT
Earn 100
Assuming that Hund's rule is violated, the bond order and magnetic nature of diatomic molecule is
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Important Questions on Chemical Bonding and Molecular Structure
MEDIUM
11th CBSE
IMPORTANT
Peroxide ion______
(i) has five completely filled antibonding molecular orbitals
(ii) is diamagnetic
(iii) has bond order one
(iv) is isoelectronic with neon
Which of these are correct?
HARD
11th CBSE
IMPORTANT
The pairs of species of oxygen and their magnetic behaviours are noted below. Which of the following presents the correct description?
HARD
11th CBSE
IMPORTANT
Which of the following is incorrect with respect to bond length of the species?
HARD
11th CBSE
IMPORTANT
Which of the following species has the lowest first ionization potential?
HARD
11th CBSE
IMPORTANT
Arrange the following ions in the order of decreasing bond length where is the central atom
HARD
11th CBSE
IMPORTANT
The correct order in which bond length increases in the following is
HARD
11th CBSE
IMPORTANT
In which of the following pairs of molecules/ions, both the species are not likely to exist?
HARD
11th CBSE
IMPORTANT
According to molecular orbital theory, which of the following will not be a viable molecule?
