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Which of the following pairs of elements...

Which of the following pairs of elements would have a more negative electron gain enthalpy? i) O or N ii) F or Cl

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MODERN PUBLICATION-p-BLOCK ELEMENTS-EXERCISE
  1. Which among the following pairs is stronger acid ? HF or HCl .

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  2. Which among the following pairs is stronger acid ? HClO3 or HClO4 .

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  3. Which of the following pairs of elements would have a more negative el...

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  4. Express 1801 in roman numbers.

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  5. Name the noble gas which is radioactive.

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  6. Name the noble gas which has least boiling Point .

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  7. Express 1802 in roman numbers.

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  8. Draw the structure of XeF2, and what is the state of hybridisation of ...

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  9. What is the state of hybridisation of Xe in : XeOF4

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  10. What is the state of hybridisation of Xe in : XeO3

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  11. What is the state of hybridisation of Xe in XeF4.

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  12. What is the covalence of nitrogen in N2O5 ?

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  13. Write the oxidation number of central atom of following compound : [...

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  14. Why all bonds in PCl5 are not equal?

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  15. True of False: The bleaching action of SO2 is permanent while that of ...

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  16. True of False: NH3 is less basic than PH3.

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  17. True of False: Sulphuric acid has high boiling point and a high viscos...

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  18. True of False: In group 16, the volatility of hydrides first increases...

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  19. Write the oxidation number of central atom of following compound : [...

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  20. Write the oxidation number of central atom of following compound : N...

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