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Which of the following sets comprises chemical changes?
  • a)
    Cooking of food, boiling of water, dissolving sugar in water.
  • b)
    Rusting of iron, burning of paper, digestion of food.
  • c)
    Boiling of water, breaking of glass, rusting of iron
  • d)
    Dissolving salt in water, digestion of food, shredding of paper.
  • e)
    None of the above/More than one of the above
Correct answer is option 'B'. Can you explain this answer?
Most Upvoted Answer
Which of the following sets comprises chemical changes?a)Cooking of fo...
  • Burning of paper and digestion of food are examples of chemical change.
  • Chemical changes are permanent in nature and results in the formation of new products.
  • Physical changes are temporary in nature and does not result in the formation of any new product.
  • A chemical change results from a chemical reaction, while a physical change is when matter changes forms but not chemical identity.
Key points:-
  • The five conditions of chemical change: colour change, formation of a precipitate, formation of a gas, odour change, temperature change.
  • A chemical change is a change that brings a change in the chemical properties of matter and a new substance is formed.
  • Growth of a plant, rusting of iron, cooking of food, digestion of food, and burning the candle are chemical changes because here is the chemical composition of the substance changes.
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Community Answer
Which of the following sets comprises chemical changes?a)Cooking of fo...
  • Burning of paper and digestion of food are examples of chemical change.
  • Chemical changes are permanent in nature and results in the formation of new products.
  • Physical changes are temporary in nature and does not result in the formation of any new product.
  • A chemical change results from a chemical reaction, while a physical change is when matter changes forms but not chemical identity.
Key points:-
  • The five conditions of chemical change: colour change, formation of a precipitate, formation of a gas, odour change, temperature change.
  • A chemical change is a change that brings a change in the chemical properties of matter and a new substance is formed.
  • Growth of a plant, rusting of iron, cooking of food, digestion of food, and burning the candle are chemical changes because here is the chemical composition of the substance changes.
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Which of the following sets comprises chemical changes?a)Cooking of food, boiling of water, dissolving sugar in water.b)Rusting of iron, burning of paper, digestion of food.c)Boiling of water, breaking of glass, rusting of irond)Dissolving salt in water, digestion of food, shredding of paper.e)None of the above/More than one of the aboveCorrect answer is option 'B'. Can you explain this answer?
Question Description
Which of the following sets comprises chemical changes?a)Cooking of food, boiling of water, dissolving sugar in water.b)Rusting of iron, burning of paper, digestion of food.c)Boiling of water, breaking of glass, rusting of irond)Dissolving salt in water, digestion of food, shredding of paper.e)None of the above/More than one of the aboveCorrect answer is option 'B'. Can you explain this answer? for BPSC (Bihar) 2024 is part of BPSC (Bihar) preparation. The Question and answers have been prepared according to the BPSC (Bihar) exam syllabus. Information about Which of the following sets comprises chemical changes?a)Cooking of food, boiling of water, dissolving sugar in water.b)Rusting of iron, burning of paper, digestion of food.c)Boiling of water, breaking of glass, rusting of irond)Dissolving salt in water, digestion of food, shredding of paper.e)None of the above/More than one of the aboveCorrect answer is option 'B'. Can you explain this answer? covers all topics & solutions for BPSC (Bihar) 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Which of the following sets comprises chemical changes?a)Cooking of food, boiling of water, dissolving sugar in water.b)Rusting of iron, burning of paper, digestion of food.c)Boiling of water, breaking of glass, rusting of irond)Dissolving salt in water, digestion of food, shredding of paper.e)None of the above/More than one of the aboveCorrect answer is option 'B'. Can you explain this answer?.
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