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Is rusting of iron a physical change ?...

Is rusting of iron a physical change ?

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The correct Answer is:
Yes
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Knowledge Check

  • Which of the following statements is correct? (i) Rusting of iron is a physical change. (ii) Evaporation of petrol is a physical change (iii) Bending of a wire is only a change in its shape.

    A
    (i) and (ii)
    B
    (ii) and (iii)
    C
    (i) and (iii)
    D
    (i), (ii) and (iii)

  • Rusting of iron is

    A
    A decomposition process
    B
    A photochemical process
    C
    An electrochemical
    D
    A reduction process

  • Which of the following statements is correct? Rusting of iron is a chemical change because

    A
    a new substance with new properties is produced
    B
    chemical composition of reactant is changed
    C
    change is permanent and can not be reversed easily
    D
    all of these.

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