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Why is H2O liquid and H2S a gas ?...

Why is `H_2O` liquid and `H_2S` a gas ?

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SHARAM PUBLICATION-SET 17-EXERCISE
  1. how many atoms are present per unit cell of a body centred cubic cryst...

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  2. Explain why CuSO(4) solution cannot be stored in Zn vessel ?

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  3. Why is H2O liquid and H2S a gas ?

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  4. Why are most of the ions transition elements coloured?

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  5. What is chelating ligand ?

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  6. Write the chemical test to distinguish between formic acid and acetic ...

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  7. How does acetone react with NaHSO3 oxide?

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  8. What causes Brownian movement in colloidal solution ?

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  9. What is the effect of temperature on the rate constant of a reaction ?

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  10. Calculate the total number of voids present in the unit cell of a hexa...

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  11. What is difference between antiseptic and disinfectants ?

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  12. What is a zero order reaction? Derive an expression for the rate const...

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  13. Why phenol is acidic in nature ?

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  14. Derive the Nernst equation for the electrode potential of the electrod...

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  15. A compound (A) having molecular formula C3 H7 NO2 reacts with Sn and C...

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  16. Equivalent conductance at infinite dilution of NH4CI, NaOH and NaCl ar...

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  17. Suggest a chemical test to distinguish between pentan-2-one and pentan...

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  18. What is Fehling's test? Explain with example.

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  19. What are electronic configuration of Group 18 elements of this group.

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  20. Define the following terms: Leaching

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