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Correct order of IE(1) are: (P) Li lt ...

Correct order of `IE_(1)` are:
(P) `Li lt B lt Be lt C` (Q) `O lt N lt F`
(R) `Be lt N lt Ne`

A

(i), (ii)

B

(ii), (iii)

C

(i), (iii)

D

(i), (ii), (iii)

Text Solution

Verified by Experts

The correct Answer is:
D
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MOTION-PERIODIC TABLE -Exercise - 1
  1. Which of the following is not isoelectronic series?

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  2. In the isoelectronic species the ionic radii (Å ) of N^(3-) , Ne and A...

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  3. Correct order of IE(1) are: (P) Li lt B lt Be lt C (Q) O lt N lt F ...

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  4. The maximum tendency to form unipositive ion is for the elment with th...

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  5. The second ionisation potentials in electron volts of oxygen and fluor...

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  6. A sudden large jump between the values of second and third ionisation ...

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  7. The correct order of stability of Al^(+) , Al^(+2) , Al^(+3) is :

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  8. The ionization energy of sodium is 495 kJ mol^(-1). How much energy is...

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  9. Ionisation energy increases in the order :

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  10. Mg forms Mg(II) because of :

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  11. IE(1) and IE(2) of Mg are 178 and 348 kcal mol^(-1). The energy requir...

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  12. Highest ionisation potential in a period is shown by

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  13. In which case the energy released is minimum -

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  14. In the formation of a chloride ion, from an isolated gaseous chlorine ...

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  15. The correct order of electron affinity is:

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  16. The screening effect of d-electron is

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  17. The X-X bond length is 1.00A^(0) and C-C bond length is 1.54A^(@). If ...

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  18. Electronegativity scale of pauling is based upon -

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  19. The correct set of decreasing order of electronegativity is

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  20. Which of the following is affected by stable configuration of an atom ...

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