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M((g)) rarr M((g))^(+) +e^(-), DeltaH = ...

`M_((g)) rarr M_((g))^(+) +e^(-), DeltaH = 100eV`
`M_((g)) rarr M_((g))^(2+) +2e^(-), DeltaH = 250 eV` which is incorrect statement?

A

`I_(1)` of `M_((g))` is 100 eV

B

`I_(1)` of `M_((g))^(1)` is 150 eV

C

`I_(2)` of `M_((g))` is 250 eV

D

`I_(2)` of `M_((g))` is 150 eV

Text Solution

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The correct Answer is:
C
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Consider the following ionization energies for a metal M M_((g)) rarr M_((g))^(+) + e^(-) , " " DeltaH = + 580 kJ / mole M_((g))^(+) rarr M_((g))^(+2) + e^(-) , " " DeltaH = + 1815 kJ / mole M_((g))^(+2) rarr M_((g))^(+3) + e^(-) , " " DeltaH = + 2740 kJ / mole M_((g))^(+3) rarr M_((g))^(+4) + e^(-) , " " DeltaH = + 11600 kJ / mole Select correct order

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NARAYNA-CLASSIFICATION OF ELEMENTS AND PERIODICITY -EXERCISE - 2 (H.W)
  1. The correct order of atomic radii is

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  2. In which of the following arrangements, the order is not correct accor...

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  3. Successive ionisation potentials of an element M are 8.3,25.1,37.9,259...

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  4. The IP(1),IP(2),IP(3) and IP(4) of an element A are 6.0, 10.0, 16.0 an...

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  5. H-H, X-X and H-X bond energies are 104 Kcal//"mole" 60 Kcal//"mole" a...

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  6. The ionisation energy and electron affinity of an element are 13.0ev a...

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  7. The bond energies of H-H, X-X and H-X are 104 K.cal, 38 K.cal and 138 ...

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  8. The atomic numbers of elements A,B,C and D are Z - 1, Z, Z + 1 and Z +...

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  9. M((g)) rarr M((g))^(+) +e^(-), DeltaH = 100eV M((g)) rarr M((g))^(2+...

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  10. The increasing order of the first ionization enthalpies of the element...

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  11. Using the data given below,predict the nature of heat changes for the ...

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  12. The IE1 " and " IE2 of Mg (g) are 740 and 1450 kJ "mol:^(-1) . Calcul...

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  13. How many Cs atoms can be convered to Cs^(+) ions by 1 joule energy if ...

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  14. The elecron affinity of chlorine is 3. 7 eV. How much energy in kcal i...

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  15. The energy needed for Li((g))to Li((g))^(+3)+3e^(-) is 1.96xx10^(4)"K...

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  16. Following statements regarding the periodic trends of chemical reactiv...

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  17. Which of the following represent the correct order of increasing first...

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  18. The correct sequence which shows decreasing order of the ionic radii o...

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  19. The set representing the correct order of ionic radius is

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  20. The charge/size ratio of a cation determines its polarising power. Whi...

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