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The directional nature of covalent bond ...

The directional nature of covalent bond was introduced by

A

Electron gas theory

B

Electronic theory of valence

C

Electro chemical theory

D

Hybridisation

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VGS PUBLICATION-BRILLIANT-CHEMICAL BONDING-EXERCISE
  1. Hybridization produces a set of orbitals which are

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  2. In the Lewis dot structures, cross marks or dots represents

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  3. The directional nature of covalent bond was introduced by

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  4. A pi bond is formed by overlap of orbitals.

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  5. The bond angles in : BeCl2, BF3, H2O

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  6. Covalent bond is formed by

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  7. Hybridisation involves:

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  8. Ionic bond is formed between IA group and VII A group, because

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  9. How can you explain the formation of NaCl according to kossel concept?

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  10. In sodium chloride crystal the coordination number of Na^+ is

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  11. Bond formed by mutual sharing electrons is called

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  12. Number of electrons given by an atom of element in the formation of co...

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  13. Which of the following step is not involved in the formation of MgCl2

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  14. Why is sigma - bond stronger than pi - bond ?

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  15. Electrons in shell are called valence electrons.

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  16. Assertion (A): Na-- forms an ionic bond. Reason (R): Number of valen...

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  17. Statement (A) : Group IIA elements try to lose two valence electrons f...

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  18. Assertion (A): Helium is noble gas. Reason (R) : Any species (atoms o...

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  19. Active elements : Group I :: Inactive. elements:

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  20. Group IA elements : Ionic bond : Group VII A elements :

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