Check sibling questions

The gas we use in the kitchen is called liquified petroleum gas (LPG). In the cylinder it exists as a liquid. When it comes out from the cylinder it becomes a gas (Change – A) then it burns (Change – B). The following statements pertain to these changes. Choose the correct one.

  1. Process – A is a chemical change.
  2. Process – B is a chemical change.
  3. Both processes A and B are chemical changes.
  4. None of these processes is a chemical change.


(ii) Since the gas burns , it cannot be re-obtained in its original form.

Therefore, Process − B is a chemical change

So, the correct answer is (ii)

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Maninder Singh

CA Maninder Singh is a Chartered Accountant for the past 13 years and a teacher from the past 17 years. He teaches Science, Economics, Accounting and English at Teachoo