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You have seen number of artificial ornam...

You have seen number of artificial ornaments in the market. Can you tell with which alloy these ornaments are made up of?

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MODERN PUBLICATION-p-BLOCK ELEMENTS-EXERCISE
  1. Nitrogen forms number of oxides in different oxidation states. Write t...

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  2. Boiling point of H2O (373 K) is very much higher than that of H2S (213...

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  3. You have seen number of artificial ornaments in the market. Can you te...

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  4. Answer the following question with one word- Name one alloy which is m...

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  5. In which ràtio conc. hydrochloric acid and conc: nitric acid to form a...

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  6. Discuss the shape of P4O6.

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  7. whay does nitrogen not form NCl5.

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  8. Discuss the shape of SF4?

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  9. Halogens are highly reactive. Explain.

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  10. Complete the reaction :XeF2+ PF5 rarr ?

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  11. Compare the acidic strength of HClO4, HClO3, HClO2, HClO. Give reasons...

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

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  13. What happens when H3PO3 is heated?

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  14. Answer the following question in one word- Name that alloy which is us...

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  15. How is nitric acid manufactured by Ostwald process?

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

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

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

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  19. Write the balanced chemical equation for the reaction of CI2 with hot ...

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

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