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The pair in which the ionisation energy ...

The pair in which the ionisation energy of first species is less than that of second is

A

N, P

B

`Be, Be^(+)`

C

S, P

D

`N, N^(-)`

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P has higher ionisation energy due to stable half-filled congiguration.
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BITSAT GUIDE-PERIODIC PROPERTIES-Practice Exercise
  1. The isoelectronic ion having lowest ionisation energy is

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  2. The value in electron-volt per atom which represent the first ionisati...

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  3. The pair in which the ionisation energy of first species is less than ...

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  4. How many Cs atoms can be converted to Cs^+ ions by 1 joule energy , I...

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  5. How many joules of energy must be absorbed to convert Li to Li^(+) , a...

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  6. The incorrect statements among the following is

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  7. Ionisation enthalpy of Na would be same as

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  8. Which one of the following statements is incorrect in relation to ioni...

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  9. The formation of the oixde ion, O^(2+)(g) from oxygen atom requires fi...

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  10. Which one of the following arrangements represents the correct order o...

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  11. Electronic configurations of four elements A, B, C and D are given bel...

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  12. In which of the following options the order arrangement does not agree...

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  13. The electron affinity values (in kJ mol^(-1)) of three halogens, x,y, ...

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  14. Which one of the following statements is false ?

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  15. Which of the following element has highest electronegativity ?

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  16. In C,N,O and F the electronegativity

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  17. Electronegativity of F on Pauling scale si 4.0 Calculate its value on...

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  18. Two elements whose electronegativities are 1.2 and 3.0 the bond formed...

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  19. Calculate electronegativity of carbon at Pauling scale Given that : ...

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  20. Which one of the following is incorrect ?

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