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How is hydrazine prepared ?...

How is hydrazine prepared ?

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`NH_(3) + NaOCl rarr NH_(2)Cl + NaOH`
`NH_(3) + NH_(2)Cl rarr NH_(2)NH_(2) + NH_(4)Cl`
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RESONANCE ENGLISH-NITROGEN & OXYGEN FAMILY-Exercise 1
  1. What happens when phosphine is absorbed in mercuric chloride solution ...

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  2. On being slowly passed through water, PH3 forms bubbles but NH3 dissol...

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  3. How is hydrazine prepared ?

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  4. What is the product when PH(3) reacts with HNO(3) ?

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  5. In the preparation of P(4)O(6), a mixture of N(2) and O(2) is used rat...

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  6. A compound of 15^(th) group element is used as a fast drying agent in ...

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  7. Write the oxyacids of the following oxides: N(2)O(3), N(2)O(5),N(2)O(4...

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  8. Why does NO(2) dimerise?

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  9. Why in the manufacture of H2 SO4 by contact process, sulphur trioxide ...

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  10. How are SO(2) Cl(2).SO(3) and SO(2) obtained from sulphuric acid ?

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  11. Sulphur on oxidation with hot sulphuric acid gives :

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  12. In how many of the following reaction N(2) gas may be released? (a) N...

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  13. A compound 'X' which is a yellowish white powder is prepared by the re...

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  14. Identify the gas evolved in each of the following reactions: (a) heat...

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  15. What happens when PCl(5) is heated?

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  16. Why does PCl(3) fume in moisture ?

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  17. Complete and balance the following : (i)P(4)O(10)+PCl(5)to (ii)NH(3)...

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  18. NAHSO(3) + [X] ("excess") + H(2)O rarr NaHSO(4) + HI [X] + Na(2)S(2)...

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  19. Identify the product of the given reaction: (a)AgBr + 2Na(2)S(2) O(3...

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  20. A and B are elements with atomic numbers 16 and 17. Write different co...

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