Observe the given figure carefully and filled in the blanks by choosing an appropriate option.

Crystallisation, Iron, Chemical reversible, Iron oxide

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Sublimation, Zinc, Physical irreversible, Zinc oxide

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Melting, Copper, Physical reversible, Copper oxide

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Crystallisation, Iron, Chemical irreversible, Copper

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Solution

The correct option is D Crystallisation, Iron, Chemical irreversible, Copper
P. presence of crystals process called Crystallisation,
Q. PPT of Iron,
R. reaction is Chemical irreversible,
S. Copper is found brown deposite form

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