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Standard XII

Chemistry

Molecular Orbital Energy Diagrams

Which of the ...

Question

Which of the following has fractional bond order

O_{2}^{2 +}

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O_{2}^{2 -}

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F_{2}^{2 -}

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H_{2}^{-}

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Solution

The correct option is D $H_{2}^{-}$
$H_{2}^{-}$ has 0.5 bond order

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Similar questions

Question 23

Which of the following have identical bond order?

(a) $C N^{-}$

(b) $N O^{+}$

(d) $O_{2}^{2 -}$

Calculate the total number of molecules that will possess fractional bond order among the following molecules
$O_{2}^{2 +}, N_{2}^{2 +}, O_{2}^{+}, N O, C O, C O^{+}, O_{2}^{-}, N O^{2 +}, C N^{-}, N O^{2 -}, N_{2}^{-}$

Q. Which of the following orders is correct for the bond dissociation energy of

O_{2}^{+}, O_{2}, O_{2}^{-}

and

O_{2}^{2 -}

Q. Consider the statements :
I. Bond length in

N_{2}^{+}

0.02 ˚ A

greater than in

N_{2}

.
II. Bond length in

N O^{+}

0.09 ˚ A

less than in NO
III.

O_{2}^{2 -}

has a shorter bond length than

O_{2}

Which of the following statements are true?

Q. Bond orders of

O_{2}, O_{2}^{-}, O_{2}^{2 -}, O_{2}^{+}

and

O_{2}^{2 +}

in increasing order are :

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Which of the following has fractional bond order

The correct option is D H−2H−2 has 0.5 bond order

The correct option is D $H_{2}^{-}$
$H_{2}^{-}$ has 0.5 bond order