Question

Distinguish between the following as physical changes and chemical changes?

(a) Burning of a magnesium wire

(b) Rusting of iron

(c) Condensation of steam

(d) Glowing of an electric bulb​

Answer 1

Answer:

a) Burning of a magnesium wire - Chemical change

(b) Rusting of iron - Chemical change

(c) Condensation of steam -Physical change

(d) Glowing of an electric bulb-Physical change

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Answer 2

Explanation:

burning burning of magnesium wire

rusting of iron

condensation of steam

glowing of an electrical bulb