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Which of the following reactions are fea...

Which of the following reactions are feasible for hydrazine?

A

`N_(2)H_(4)+2CusO_(4)rarrCu+N_(2)+2H_(2)SO_(4)`

B

`N_(2)H_(4)+2O_(2)rarr2H_(2)O_(2)+N_(2)`

C

`N_(2)H_(4)+2I_(2)rarr4HI+N_(2)`

D

all of these

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Verified by Experts

The correct Answer is:
4
When dissolved in water (in neutral or basic solutions ) hydrazine or its salts are powerful reducing agents. They are used to produce silver and copper mirrors and to precipitate the platinum metals. Hydrazine also `I_(2)` reduces and `O_(2)`
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R SHARMA-THE P BLOCK ELEMENTS-QUESTION BANK
  1. Which of the following is an exothermic compound?

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  2. Combustion of hydrazine produces

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  3. Which of the following reactions are feasible for hydrazine?

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  4. Which of the following is correct for the azide (N(3)^(-)) ion?

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  5. The reaction between urea and nitrous acid produces

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  6. Which of the following nitrides exist as giant molecules?

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  7. Which of the following gases is evolved when urea is heated with NaOH?

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  8. NH(4)CI is used to clean metal surface because

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  9. In quantitative ananlysis ,ammonia is used to separate

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  10. which of the following reaction gives reasonably pure NO?

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  11. Which of the following allotropes of phosphorus is used in the manufac...

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  12. Yellow ammonium sulphide is obtained by passing H(2)S into

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  13. KIO(3) reacts with SO(2) in an acidic medium to produce.

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  14. The main source of iodine is

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  15. Silica reacts with HF to produce

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  16. Which of the following is the only exothermic oxide of chlorine?

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  17. Which of the following is not coloured?

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  18. which of the following statement is incorrect regarding the chloride d...

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  19. which of the following compouds of fluorine is used for dielectrics?

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  20. An aqueous solution of sodium carbonate absorbs NO and NO(2) to yield

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