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The order of decreasing ionisation entha...

The order of decreasing ionisation enthalpy in alkali metal is:

A

`Nagt Li gt Kgt Rb`

B

`Rb lt Na lt K lt Li`

C

`Li gt Na gt K gt Rb`

D

`K lt Na lt Li lt Rb`

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UNITED BOOK HOUSE-KALIDHAN INSTITUTION QUESTION PAPER-EXERCISE
  1. Which one does not exhibit a positive oxidation state in its compounds...

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  2. Oxidation number of Cr in CrO3 in the same as that of S in :

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  3. The order of decreasing ionisation enthalpy in alkali metal is:

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  4. The correct order of mobility of the alkali metal ions inaqueous solut...

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  5. The correct order of second ionisation potential of carbon, nitrogen, ...

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  6. Which of the following is smallest in size?

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  7. The number of molecules 67.2 L of a gas at 0^@C and 1 atm pressure is:

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  8. Fill in the blank.The gram atoms contains in 5 g of calcium are.

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  9. Fill in he blank.The number of molecules in 8 gm of methane is.

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  10. Give one example of extensive properly.

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  11. Write the unit of alphaused in Vanderwaal’s equation.

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  12. What is effusion?

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  13. Give an example of a compound having trigonal bipyramidal structure.

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  14. State with example law of reciprocal proportion.

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  15. Give the limitation of multiple proportion.

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  16. Write two difference between orbit anoorbital. What difference will be...

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  17. Endothermic process may also be spontaneous— Explain giving condition.

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  18. Calculate the entropy change in vapourisation of 9 gm waterat 100^@C.

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  19. Calculate the value of universal gas constant in CGS unit.

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  20. Write the electronic configuration of oxygen molecule.

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