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Which of the following does not represen...

Which of the following does not represents the correct order of the property indicated ?

A

`Sc^(3+) gt Cr^(3+) gt Fe^(3+) gt Mn^(3+)` ionic radii

B

`Sc lt Ti lt Cr lt Mn`density

C

`Mn^(2+) gt Ni^(2+) lt CO^(2+) lt Fe^(2+)` ionic radii

D

`FeO lt CaO gt MnO gt CuO` basic nature

Text Solution

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The correct Answer is:
A
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  7. Successive ionisation potentials of an element M are 8.3,25.1,37.9,259...

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

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

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

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

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

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

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

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

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  18. The energy needed for Li(g) rarr Li(g)^(3+) + 3e is 1. 96 xx 10^4 kJ m...

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

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