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What happens when H3PO3 is heated? Write...

What happens when `H_3PO_3` is heated? Write the reactions involved .

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MODERN PUBLICATION-p-BLOCK ELEMENTS-EXERCISE
  1. Compare the acidic strength of HClO4, HClO3, HClO2, HClO. Give reasons...

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  2. What happens when PCl5 is heated . Write the reactions involved.

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  3. What happens when H3PO3 is heated? Write the reactions involved .

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  4. Express 1883 in roman numbers.

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  5. How is nitric acid manufactured by Ostwald process?

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  6. How will you prepare the following ? Give chemical equation also. Chlo...

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  7. How will you prepare the following ? Give chemical equation also. Phos...

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  8. How will you prepare the following ? Give chemical equation also. Ble...

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  9. Write the balanced chemical equation for the reaction of Cl2 with hot...

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  10. OF(2) should be called oxygen difluoride and not fluorine oxide. Expla...

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  11. What is the oxidation number of central atom Na[Pt Br Cl (NO2) (NH3)...

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  12. Express 1885 in roman numbers.

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  13. What is the oxidation number of central atom K2[Pd Cl4]

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  14. Express 1886 in roman numbers.

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  15. Why are the elements of Group 18 known as noble gases ?

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  16. Why does ammonia act as a Lewis base ?

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  17. Bond angle in NH4^+ is more than that in NH3.

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  18. Arrange the following in the order of property indicated against set ...

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  19. Arrange the following in the order of property indicated against set ...

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  20. Account for the following: PCl5 is more covalent than PCl3 .

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