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Electronic configurations of four elemen...

Electronic configurations of four elements A,B,C and D are given below:(A)`1s^(2)2s^(2)2p^(6)` (B)`1s^(2)2s^(2)2p^(4)` (C)`1s^(2)2s^(2)2p^(6)3s^(1)` (D)`1s^(2)2s^(2)2p^(5)` Which of the following is the correct order of increasing tendency to gain electron?

A

`(i) lt (ii) lt (ii) lt (iv)`

B

`(i) lt (ii) lt(iii) lt (iv)`

C

`(iv) lt (ii) lt (iii) lt (i)`

D

`(iv) lt (i) lt (ii) lt (iii)`

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The correct Answer is:
A
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RESONANCE ENGLISH-PERIODIC TABLE & PERIODICITY-Exercise
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  4. Which of the following statements is correct?

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  5. Which of the following is affected by the stable electron configuratio...

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  6. The electronegativity values of C, N, O and F on Pauling scale:

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  7. Correct order of electronegativity of N,P,C and Si on Pauling scale is...

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  8. The correct order of electronegativity on Pauling scale is:

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  9. Which of the following is most electronegative element.

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  10. Which of the following is true about the element .(33)As according to ...

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  11. Which of the following contains atomic number of only s-block

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  12. Screening effect is not observed in :

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  13. Which of the following have higher Z(eff) than Fluorine.

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  14. The oxidation number that iron does not exhibit in its common compound...

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  15. Which of the following can show +7 oxidation state?

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  16. Which of following does not exist:

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  17. Elements of which period show maximum inert pair effect:

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  18. When the following five anions are arranged in order of decreasing ion...

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  19. In which of the following compounds, maganese shows maximum radius?

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