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Questions and Answers
Which of the following is an example of a physical change?
Which of the following is an example of a physical change?
- Burning of wood
- Melting of ice (correct)
- Cooking an egg
- Rusting of iron
Which of the following is NOT a branch of chemistry?
Which of the following is NOT a branch of chemistry?
- Biological chemistry (correct)
- Physical chemistry
- Inorganic chemistry
- Organic chemistry
Which of the following is an example of a chemical change?
Which of the following is an example of a chemical change?
- Mixing salt and water
- Baking a cake (correct)
- Tearing a piece of paper
- Boiling water
