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Mention one use of hydrazine....

Mention one use of hydrazine.

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### Step-by-Step Solution: 1. **Define Hydrazine**: - Hydrazine is a chemical compound with the formula N2H4. It is a colorless, flammable liquid with a distinct ammonia-like odor. 2. **Identify its Properties**: - Hydrazine is known for its reducing properties, meaning it can donate electrons in chemical reactions. This makes it a convenient reductant. ...
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ICSE-P-BLOCK ELEMENTS-EXERCISE (PART-II)(DESCRIPTIVE QUESTIONS)(VERY SHORT ANSWER QUESTIONS)
  1. On being slowly passed through water, PH3 forms bubbles but NH3 dissol...

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  2. Why does H3PO3 act as a reducing agent but H3PO4 does not?

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  3. Mention one use of hydrazine.

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  4. Basicity of H3PO2, H3PO3 and H3PO4 is not the same. Explain

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  5. What are chalcogens ? Why are group 16 elements called chalcogens ?

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  6. What is the outer shell electronic configuration of chalcogens?

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  7. Name the allotropes of oxygen.

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  8. Which element of group 16 has maximum tendency for catenation ?

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  9. Ionisation enthalpy of nitrogen is more than oxygen because of

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  10. What is hypo?

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  11. Sodium thiosulfate is a salt of which acid ?

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  12. Give one method of preparation of sodium thiosulfate.

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  13. Which form of sulphur shows paramagnetic behaviour ?

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  14. What are allotropes of sulfur?

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  15. What do you understand by (a) inert pair effect (b) allotropy and (c...

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  16. What is oleum ? What is the oxidation state of sulfur in it?

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  17. What property of conc. H2SO4 is made use of in each of the following c...

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  18. Give reason why? Conc. H(2)SO(4) is not a drying agent for H(2)S?

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  19. What happens when ozone reacts with KI solution?

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  20. Why a black suspension of lead (II) sulfide in water turns white when ...

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