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Among KO2, AlO2^-, BaO2 and NO2^+ unpair...

Among `KO_2, AlO_2^-, BaO_2` and `NO_2^+` unpaired electron is present in

A

`KO_2` only

B

`NO_2^+` and `BaO_2`

C

`KO_2` and `AlO_2^-`

D

`BaO_2` only

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The correct Answer is:
A
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PATHFINDER-CHEMICAL BONDING AND MOLECULAR STRUCTURE-QUESTION BANK
  1. Which of the following molecular orbital has two nodal planes ?

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  2. Correct order of bond energy is

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  3. Among KO2, AlO2^-, BaO2 and NO2^+ unpaired electron is present in

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  4. In which species number of lone pair on iodine and number of d-orbital...

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  5. The species having pyramidal shape is

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  6. Which of the following overlapping results degenerated orbitals in O2 ...

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  7. The incorrect order of bond angle :

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  8. In which of the following pairs, the hybridisation of central atoms is...

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  9. In a AByLx(sp^3d-hybridisation of A) have "T" shaped geometry. What wi...

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  10. In which of the following molecule/ion there is a coordinate type pi-b...

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  11. Which among the following attraction is strongest ?

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  12. In the formation of N2^+, the electron is lost from :

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  13. Which of the following statements is/are correct for lattice energy ?

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  14. Which of the following is/are electron deficient compound(s) ?

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  15. The species which contain(s) an odd number of valence electrons are pa...

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  16. Which is/are linear shape ?

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  17. Which is true about OF2 & Cl2O ?

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  18. Identify the correct option(s)

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  19. Which of the following conduct electricity in the fused state ?

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  20. Intramolecular hydrogen bonds occur in

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