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Among the following which species is/are...

Among the following which species is/are paramagnetic
(i) `Sr^(2+)` (ii) `Fe^(3+)` (iii) `Co^(2+)` (iv) `S^(2-)` (v) `Pb^(2+)`

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difference in `IE_(1)` & `IE_(2)` is less than 10 ev.
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MOTION-PERIODIC TABLE -Exercise - 3 | Level-I
  1. If (n + l) rule for energy is not followed, what are the blocks of the...

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  2. On the Pauling's electronegativity scale, which element is next to F ?

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  3. Among the following which species is/are paramagnetic (i) Sr^(2+) ...

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  4. Why do alkaline earth metals always form dipositive ions ?

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  5. State giving reasons which one have higher value (a) IE(1) of F or C...

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  6. Explain why a few elements such as Be(+0.6),N(+0.3) & He(+0.6) have po...

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  7. From among the elements, choose : Cl, Br, F, Al, C, Li, Cs & Xe The...

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  8. From among the elements, choose : Cl, Br, F, Al, C, Li, Cs & Xe The...

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  9. From among the elements, choose : Cl, Br, F, Al, C, Li, Cs & Xe The...

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  10. From among the elements, choose : Cl, Br, F, Al, C, Li, Cs & Xe The...

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  11. From among the elements, choose : Cl, Br, F, Al, C, Li, Cs & Xe The ...

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  12. Which property will increase and which will decrease for IA group as w...

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  13. The IE do not follow a regular trend in II & III periods with increasi...

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  14. Arrange in decreasing order of atomic size: Na,Cs, Mg, Si, Cl

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  15. In the ionic ompound KF, the K^(+) and F^(-) ions are found to have pa...

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  16. Which will have a higher boiling point, Br(2) or ICl, & why ?

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  17. Which bond in each pair is more polar (a) P-CI or P - Br (b) S -CI o...

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  18. Arrange noble gases, in the increasing order of b.p.

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  19. Calculate E.N. of chlorine atom on Pauling scale if I.E. of CI^(-) is ...

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  20. Calculate the electronegativity of fluorine from the following data: ...

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