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Predict the atom which can loss three el...

Predict the atom which can loss three electrons

A

Na

B

Mg

C

Al

D

Ar

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VGS PUBLICATION-BRILLIANT-CHEMICAL BONDING-EXERCISE
  1. Which of the following can gain 2 electrons ?

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  2. What happens if a chlorine atom attracts a sodium atom ?i) They form i...

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  3. Predict the atom which can loss three electrons

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  4. If there is no lone pair electrons in H2O molecule, the angle of H2O i...

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  5. 02: Double bond :: :triple bond.

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  6. The compound which contains both ionic and covalent bonds is

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  7. Nacl : ionic :: :covalent.

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  8. The electronic configuration of metal 'M' is 1s^22s^22p^63s^2 3p^6 4s ...

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  9. When sodium reacts with chlorine.

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  10. An element reacts with oxygen to give a compound with a high melting p...

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  11. If the formula of carbonate of a metal M is M2CO3 then the formula of ...

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  12. The charge on a cation 'M' is +2 and anion 'A' is -3. The compound for...

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  13. X ---rarr 2, 8, 1 and X^+---rarr 2, 8. The 'X' can formbond.

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  14. Valencies of the elements of the group IA, IIA, VIIA and VIII A are r...

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  15. Na, Mg, Al, N, O, F, Ne are given. Which one is more stable ?

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  16. 15P= 2, 8, 5, 16S = 2, 8, 6,17Cl = 2, 8, 7.Which of the above atoms ca...

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  17. An electronic configuration of an atom is 2, 8, 7. The valency of the ...

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  18. Which one is different among ?i) Nacl, ii)MgCl2, iii)HCl, iv)Na2O

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  19. Which of the following can form cations ?i)11 Na ii) 15 P iii)13 Al iv...

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  20. Ne' configuration among the given : i) Cl^-,ii) Mg^2+,iii)O^2-

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