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How does the atomic hydrogen or oxy-hydr...

How does the atomic hydrogen or oxy-hydrogen torch function for cutting welding purposes?

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CHHAYA PUBLICATION-HYDROGEN-SOLVED NCERT EXERCISE
  1. What do you understand by the term "non-stoichiometric hydrides"? Do y...

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

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  3. How does the atomic hydrogen or oxy-hydrogen torch function for cuttin...

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  4. Among NH(3), H(2)O and HF, which would you expect to have highest magn...

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  5. Saline hydrides are known to react with water violently producing fire...

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  6. Arrange the following: CaH(2) , BeH(2) and "TiH"(2) in order of incr...

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  7. Arrange the following: LiH, NaH and CsH in order of increasing ionic...

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  8. Arrange the following: H-H, D-D and F-F in order of increasing bond di...

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  9. Arrange the following: NaH, "MgH"(2) and H(2)O in order of increasing...

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  10. Compare the structures of H(2)O and H(2)O(2).

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  11. What do you understand by the term 'auto-protolysis' of water? What is...

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  12. Consider the reaction of water with F(2) and suggest, in terms of oxid...

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  13. Complete the chemical reactions. PbS(s) + H(2)O(2)(aq) rarr "MnO"(4...

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  14. Describe the structure of the common form of ice.

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

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  16. Discuss the principle and method of softening of hard water by synthet...

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

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  18. Write chemical reactions to justify that hydrogen peroxide can functio...

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  19. What is meant by 'demineralised' water and how can it be obtained?

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

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