Reversible and Irreversible Changes MCQs Questions and Answers 4 PDF Download

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"The melting and vaporization of candle is" Multiple Choice Questions (MCQs) on reversible and irreversible changes with choices irreversible, reversible , and constant for online education. Free science study guide for online learning heating process quiz questions for online degrees.

Reversible and Irreversible Changes MCQs Quiz 4 PDF Download

MCQ: The melting and vaporization of candle is

  1. reversible
  2. irreversible
  3. both a and b
  4. constant

C

MCQ: The water which leaves during any evaporation is disappeared in form of

  1. liquid
  2. vapor
  3. solid
  4. gas

B

MCQ: When egg shell is mixed with vinegar a gas is released in atmosphere

  1. oxygen
  2. nitrogen
  3. carbonmono oxide
  4. carbon dioxide

D

MCQ: If candle wax is itself burned then its

  1. reversible
  2. irreversible
  3. both a and b
  4. constant

B

MCQ: Sugar undergoes changes on heating which are

  1. reversible
  2. irreversible
  3. same
  4. constant

B