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Identify the physical changes and chemic...

Identify the physical changes and chemical changes in the following .
(i) Curdling of milk (ii) Sawing of wood
(iii) Melting of vegetable ghee (iv) Bending of an iron rod (v) Drying of a leaf

Answer

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Knowledge Check

  • Which of the following are physical changes? (i) Melting of iron metal (ii) Rusting of iron (iv) Bending of an iron rod (v) Drawing a wire of iron metal

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

  • which of the following are chemical change ? (i) decaying of wood (ii) burning of wood (iii) sawing of wood (iv) hammering of nail into wood

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

  • Which of the following are chemical changes? (i) Decaying of wood (ii) Burning of wood (iii) Sawing of wood (iv) Hammering of a nail into a piece of wood

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

    • Similar Questions

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    Identify physical and chemical changes among the following. (a) Boiling of milk Ripening of fruits (c ) Curding of milk (d) Melting of candle (e ) Rusting of iron (f) Blackening of silverware

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