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Write the name and formula of four miner...

Write the name and formula of four minerals which cause permanent hardness of water.

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MAXIMUM PUBLICATION-Hydrogen-EXERCISE
  1. Write any two uses of H2O2

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  2. A sample of hardwater was found to loose its hardness on boiling. Name...

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  3. Write the name and formula of four minerals which cause permanent hard...

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  4. What are electron deficient hydrides? Whether they behave as Lewis aci...

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  5. Certain samples of water do no produce easy lather with soap. What is ...

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  6. Certain samples of water do no produce easy lather with soap. Which ar...

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  7. Certain samples of water do no produce easy lather with soap. Suggest ...

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  8. Certain samples of water do no produce easy lather with soap. What are...

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  9. A list of compounds are given below: (H2O, HCI, CH4) Construct chemica...

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  10. What is syn gas? How is it prepared?

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  11. What is coal gasification?

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  12. Explain water gas shift reaction.

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  13. Write the names of isotopes of hydrogen. What is the mass ratio of the...

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  14. Why does hydrogen occur in a diatomic fom rather than in a monoatomic ...

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  15. How do you expect the metallic hydrides to be useful for hydrogen stor...

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  16. What causes the temporary and permanent hardness of water?

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  17. Write chemical reactions to show amphoteric nature of water.

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  18. Is demineralised or distilled water useful for drinking purposes? If n...

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  19. How does H2O2, behave as a bleaching agent?

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  20. What is heavy water? Mention one use of heavy water.

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