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According to molecular orbital theory, w...

According to molecular orbital theory, which of the following will not exist ?

A

`He_(2)^(2+)`

B

` He_(2)^(+)`

C

`H_(2)^(-)`

D

`H_(2)^(2-)`

Text Solution

Verified by Experts

The correct Answer is:
D
`H_(2)^(2-)`
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ICSE-CHEMICAL BONDING AND MOLECULAR STRUCTURE-OBJECTIVE ( MULTIPLE CHOICE ) TYPE QUESTIONS
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  2. Which one of the following molecules is expected to exhibit diamagneti...

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  3. In which of the following pairs of molecules/ions, both the species ar...

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  4. Among the following, the maximum covalent character is shown by the co...

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  7. Which of the following pairs of ions are isoelectronic and isostructur...

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  8. Which one of the following pairs of species have the same bond order?

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  11. Iron carbonyl, Fe(CO)5 is

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  12. Which one is a wrong statement?

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  13. According to molecular orbital theory, which of the following will not...

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  14. Which of the following compounds contain(s) no covalent bond(s)? K...

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  16. Which of the following diatomic molecular species has only pi at bonds...

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  18. HF has highest boiling point among hydrogen halides, because it has:

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  20. Among the following molecules/ions C(2)^(2-),N(2)^(2-),O(2)^(2-),O(2) ...

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