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As per molecular orbital theory, which c...

As per molecular orbital theory, which can't exist in stable state ?

A

`H_2`

B

`H_2^+`

C

`H_2^-`

D

`He_2`

Text Solution

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The correct Answer is:
D
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PATHFINDER-CHEMICAL BONDING AND MOLECULAR STRUCTURE-QUESTION BANK
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  2. The polarizability of the following anions, N^(3-), O^(2-) and F^-, fo...

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  3. As per molecular orbital theory, which can't exist in stable state ?

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  4. Which of the following forms stable coordinate bonds ?

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  5. An element forms X2 with triple bond. The configuration of the element...

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  6. The molecule which contain ionic, covalent and co-ordinate bond is

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  7. The percentage of p-character of the hybrid orbitals in graphite and d...

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  8. Which of the following order for bond angles is correct ?

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  9. Which of the following is diamagnetic ?

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  10. A diatomic molecule has a dipole moment equal to 1.2.D. If bond distan...

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  11. Bond polarity of diatomic molecule is because of

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  12. Which one of the following pairs is isostructural (i.e., having the sa...

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  13. Bond order of 1.5 is shown by

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  14. Which of the following species contains three bond pairs and one lone ...

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  15. The pair of species with the same bond order is

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  16. During change of O2 to O2^- ion, the electron adds on which one of the...

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  17. Four diatomic species are listed below. Identify the correct order in ...

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  18. The C-H bond and C-C bond in ethane are formed by which of the followi...

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  19. Which of the following is not the characteristic of a covalent compoun...

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  20. Which of the following forms stable coordinate bonds ?

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