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Assuming that Hund's rule is violated th...

Assuming that Hund's rule is violated the bond order and magnetic nature of the diatomic molecle `B_(2)` is

A

1 and diamagnetic

B

0 and diamagnetic

C

1 and paramagnetic

D

0 and paramagnetic

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The correct Answer is:
A
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MOTION-CHEMICAL BONDING -EXERCISE -4 LEVEL-II
  1. Among the following, the number of elements showing only one non-zero ...

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  2. The species having pyramidal shape is

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  3. Assuming that Hund's rule is violated the bond order and magnetic natu...

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  4. All the compounds listed in Column I react with water. Match the resul...

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  5. The difference in the oxidation numbers of the two types of sulphur at...

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  6. In allene (C(3)H(4)) the type(s) of hybridisation of the carbon atoms ...

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  7. The shape of XeO2F2 molecule is

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  8. With respect to graphite and diamond, which of the statements given be...

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  9. Which ordering of compounds is according to the decreasing order of th...

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  10. The correct statement about O3 is(are)

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  11. A list of species having the formula of XZ(4) is given below XeF(4), S...

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  12. When O(2) is adsorbed on a metallic surface, electron transfer occurs...

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  13. Under hydrolysis conditions, the compounds used for preparation of lin...

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  14. The total number of lone pair of electrons in N(2)O(3) is

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  15. Among the triatomic molecules/ions BeCl(2),N(3)^(-),N(2)O, NO(2)^(+), ...

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  16. The correct statement(s) regarding, (i) HClO, (ii) HClO(2), (iii) HC...

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  17. The crystalline form of borax has

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  18. The compound(s) with two lone pairs of electron on the central atom is...

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  19. MOLECULAR ORBITAL THEORY

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  20. The colour of the X(2) molecules of group 17 elements changes graduall...

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