QQuestion
Mention one use of CNG. Discuss one each of the harmful effects of methanol and ethanol. [1+2]
✓Answer
Use of CNG
- Compressed Natural Gas (CNG) is used as a clean fuel in automobiles because it produces less air pollution.
Harmful Effects
(i) Methanol: (a) Highly poisonous. (b) Consumption may cause blindness or even death.
(ii) Ethanol: (a) Excessive consumption affects the brain and liver. (b) It can lead to addiction and impaired judgment.
Related Questions
More WBBSE Easy level questions
Give one example of reducing property of H₂S.
Identify the triple bond unsaturated hydrocarbon: (a) CH₄ (b) C₂H₆ (c) C₂H₄ (d) C₂H₂
Write the name of monomer of a polymer which is used to prepare non-stick utensils.
CH₃COOH is an organic compound but NaHCO₃ is not an organic compound — give reason.
Which gaseous hydrocarbon is used for ripening of fruits?
Write the balanced chemical equation for the reaction between acetic acid and sodium bicarbonate. Between jute and polythene, which one is eco-friendly for packaging purposes and why? [1+2]
Write the balanced chemical equation for the addition reaction of hydrogen with acetylene and mention any two conditions for the reaction. [3]
What is a denatured spirit? OR Write one use each of Ethyl alcohol and Acetic acid.
Write down the structural formula of the principal constituent of LPG. OR Write down the structural formula of 1, 1, 2, 2 tetrabromoethane.
Write down the names of two organic compounds with different functional groups designated by the formula C2H6O.
Which compound is used to prepare melamine ?
Draw the structural formula of a saturated hydrocarbon containing two carbon atoms.