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P: Kernel is the nucleus and all other e...

P: Kernel is the nucleus and all other electrons in the atom except the outer most shell electrons. Q Valency is the outermost shell.

A

P and Q are true

B

P and Q are false

C

P is true but Q is false

D

P is false but Q is true

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VGS PUBLICATION-BRILLIANT-CHEMICAL BONDING-EXERCISE
  1. Nacl : ionic bond : : HCL:

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  2. 11Na is: but 12Mg: di-positive ion

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  3. P: Kernel is the nucleus and all other electrons in the atom except th...

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  4. Statement (P) : Ionic bond is formed between atoms of two dissimilar e...

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  5. Highly reactive metals : alkali metals:: Highly reactive non-metals :

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  6. P: 11 NatoNa^++ e^-. Q : 11 Na + e^- to Na^+

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  7. a: Mg^2+ 2Cl^-to MgCl2 . b: 2 Cl+ 2e^-to2 Cl^-. c: Mg to Mg^(+2) + 2e^...

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  8. Which one is not an example of covalent bond ?

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  9. P: Electronic configurations of Na^+ and Ne are same. Q : Electronic c...

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  10. Assertion (A): It is not possible for one Na^+ to be attracted by one ...

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  11. Assertion (A): Mg and Na forms cations.Reason (R) : Tendency of gainin...

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  12. Transfer of sharing of electrons by an atom results in the formation o...

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  13. Which of the following is wrong ? i) O requires two more electrons t...

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  14. What is the maximum covalency of oxygen ? Give examples.

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  15. 1 nano metre : 10^-9 metre : : 1angstrom : ..... metre.

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  16. P: Electronic theory of valence did not explained the shapes of the mo...

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  17. Assertion (A) : BeCl2, molecule is linear in shape.Reason (R) : BeCl2,...

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  18. i) BeCl2, has no lone pair of electrons. ii) NH3 has one lone pair of ...

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  19. Which of the following is not correct regarding bond energies

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  20. Assertion (A) : 4Be does not form covalent bonds. Reason (R): Electron...

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