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Class 10 Chemistry Quiz App Download | Alkynes Apps (iOS & Android)

Class 10 Chemistry Quiz: Complete Course

Alkynes Quiz App Download & e-Book | 409

MCQ: 409

Which of the following is used in oxy-acetylene torches for welding and cutting metals?

  1. Ethyne
  2. ethene
  3. ethane
  4. methane

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