Question 9 - Past Year - 3 Mark Questions - Chapter 4 Class 10 - Carbon and its Compounds

Last updated at August 14, 2026 by

What happens when (write chemical equation in each case)

(a) ethanol is burnt in air?

(b) ethanol is heated with excess conc. H 2 SO 4 at 443 K?

(c) a piece of sodium is dropped into ethanol?

 

Answer

  • Ethanol is burnt in air:

Reaction of Ethanol when it is burned in air - Teachoo.png

  • Ethanol with excess conc H 2 SO 4 at 443K:

Reaction of Ethanol with conc H2SO4 - Teachoo.png

  • A piece of sodium metal dropped into ethanol:

Reaction of Ethanol with Sodium - Teachoo.png

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Transcript

Reaction of Ethanol when it is burned in air CH3CH2OH(I) 3O2(g) 2CO2(g) 3H2O(g) Reaction of Ethanol with Sodium 2C2H5OH 2Na Ethanol (Ethyl alcohol) Sodium 2C2H5O-Na+ Sodium ethoxide H2 Hydrogen

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