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Give reasons why the following are consi...

Give reasons why the following are considered as chemical changes.
An iron nail kept open in the atmosphere rusts.

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ICSE-PHYSICAL & CHEMICAL CHANGES-OBJECTIVE TYPE QUESTIONS (Physical & Chemical Changes)
  1. Select the correct answer from the choice in bracket to complete each ...

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  2. Select the correct answer from the choice in bracket to complete each ...

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  3. Select the correct answer from the choice in bracket to complete each ...

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  4. Select the correct answer from the choice in bracket to complete each ...

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  5. State which of the following 1 to 5 pertain to A: Physical Change B...

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  6. State which of the following 1 to 5 pertain to A: Physical Change B...

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  7. State which of the following 1 to 5 pertain to A: Physical Change B...

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  8. State which of the following 1 to 5 pertain to A: Physical Change B...

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  9. State which of the following 1 to 5 pertain to A: Physical Change B...

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  10. Give reasons why the following are considered as chemical changes. ...

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  11. Give reasons why the following are considered as chemical changes. A...

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  12. Give reasons why the following are considered as chemical changes. S...

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  13. Give reasons why the following are considered as chemical changes. A...

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  14. Give reasons why the following are considered as chemical changes. A...

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  15. Match the examples of changes in List I with the correct type of chang...

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  16. Name the following. The salt obtained when a chemical change takes p...

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  17. Name the following. The product obtained during a physical change wh...

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  18. Name the following. The product of the chemical change on keeping a ...

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  19. Name the following. A form of energy required for a chemical change.

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  20. Name the following. The gaseous product of the chemical change which...

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