WBCS.LIVE practice question

What is the primary chemical component found in Compressed Natural Gas (CNG)?

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. Methane
  2. Propane
  3. Butane
  4. Ethane

Correct answer and explanation

Correct answer: Methane

Explanation: āœ… Correct Answer: A) Methane šŸ“š Explanation: CNG is composed of about 80% to 90% methane ($CH4$). It is a relatively clean-burning fuel used in vehicles as an alternative to petrol and diesel. Because methane has a high ignition temperature and a narrow flammability range, CNG is considered safer than other fuels in the event of a leak. It produces significantly fewer pollutants like carbon monoxide and nitrogen oxides.