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The IP of Zr is 674kJ//"mole". The IP of...

The IP of Zr is `674kJ//"mole"`. The IP of Hf is

A

`656 kJ`

B

`760 kJ`

C

`616 kJ`

D

`631 kJ`

Text Solution

Verified by Experts

The correct Answer is:
C
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NARAYNA-D BLOCK & TRANSITION ELEMENTS-Level-I
  1. The wrong statement regarding transition metals among the following is...

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  2. Which of the following statement is incorrect?

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  3. The IP of Zr is 674kJ//"mole". The IP of Hf is

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  4. The following does not show variable valency

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  5. Element which can show +2, +3, +4, +6 and +7 oxidation states is

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  6. Maximum oxdiation state exhibited by Osmium is

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  7. Zn and Cd metals do not show varible valency because:

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  8. Each of the following ion contains vanadium the +5 oxidation state exc...

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  9. Which of the following pair of elements have same radii?

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  10. The radii (metallic) of Fe,CO and Ni are nearly same. This is due to...

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  11. Which of the following ion is coloured in its aqueous solution?

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  12. Transition metals are coloured due to the following electronic transit...

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  13. In which pair, both ions are coloured in aqueous medium

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  14. MnO(4)^(-) is intense pint colour, though Mn is (+7) oxidation state, ...

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  15. VO(4)^(-), CrO(4)^(2-) and MnO(4)^(-)are pale yellow, strong yellow an...

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  16. Which is not true statement?

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  17. The catalyst used in the oxidation of 1^(@) alcohol to aldehydes

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  18. Name the catalyst and promoter in the Haber's process for the manufact...

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  19. In a transition series, as the atomic number increases, paramagnetism

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  20. Paramagnetism is not exhibited by

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