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What do you understand by ortho- and par...

What do you understand by ortho- and para- dihydrogen?

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ICSE-HYDROGEN-REVIEW EXERCISES
  1. Why does hydrogen show properties similar to both alkali metals and ha...

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  2. Name the isotopes of hydrogen and mention their relative abundance in ...

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  3. What do you understand by ortho- and para- dihydrogen?

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  4. How is dihydrogen prepared on the commercial scale?

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  5. Why are the reactions involving deuteriun slower than those of protium...

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  6. What happens when a mixture of dihydrogen and chlorine is kept in ...

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  7. What happens when dihydrogen is burnt in air.

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  8. What happens when dihydrogen is passed over red hot coke,

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  9. What happens when dihydrogen is passed over heated CuO?

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  10. Mention some important uses of di hydrogen.

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  11. What are hydrides and how are they classified?

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  12. What are saline hydrides and how are they prepared? Give some examples...

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  13. Mention the important properties of saline hydrides

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  14. What type of lattice do the alkali metal hydrides possess?

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  15. What are molecular hydrides and by which type of elements are they for...

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  16. Mention some important methods of preparation of molecular hydrides.

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  17. Why are interstitial hydrides also called metallic hydrides? Give some...

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  18. Why are interstitial hydrides also called metallic hydrides? Give some...

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  19. What are polymeric hydrides? Give some examples.

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  20. Mention some important uses of hydrides

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