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(i) Any real gas behaves ideally at very...

(i) Any real gas behaves ideally at very low pressure and high temperature explain.
(ii) The value of van der waals constant 'a' for `N_(2)` and `NH_(3)` are 1.37 and 4.30 `L^(2)*atm*mol^(-2)` respectively explain the difference in values.

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  2. HF2^- ion exists but HBr2^- ion does not explain.

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  3. (i) Any real gas behaves ideally at very low pressure and high tempera...

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  4. State Daltons partial pressure laws and derive partial pressure and to...

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  5. Calculate the bond energy of O-H bond in H(2)O(g) at the standard stat...

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  6. Calculate the bond energy of O-H bond in H(2)O(g) at the standard stat...

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  7. The latent heat of fusion of ice at 0^@C is 6025.24 J. mol^-1. Calcula...

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  8. What will be the change in entropy in an irreversible cyclic process ?

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  9. What is the oxidation number of Fe atom in K4[Fe(CN)6] molecule?

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  10. Balance the following Chemical equation by oxidation number method :-C...

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  11. Balance by ion electron method : Zn + NaNO3 rarr Na2ZnO2 + NH3 + H2O

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  12. Mention the oxidation number of Cr atom in CrO5 molecule.

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  13. What do you mean by ortho and para hydrogen ? explain why the chemical...

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  14. Lithium forms monoxide while sodium forms peroxide in the presence of ...

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  15. Which alkali metal is used for making photoelectric cells?

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  16. Both alkaline earth metals and their salts are diamagnetic in nature e...

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  17. What happens when sodium peroxide dissolves in water.

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  18. Dipole moment of vinyl chloride (CH2 = CHCI) is less than ethyl chlori...

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  19. Arrange the following ions in order of increasing basicit :- CH3CH2, C...

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  20. Which of two : O2N < H2CH2O or CH3CH2O^(-) is more stable and why?

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