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Q.

What will happen if you hold a piece of iron wire with a pair of tongs inside a candle flame or a Bunsen burner flame?

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a

Iron wire becomes red hot and burns with a flame only

b

Iron wire becomes red hot and starts glowing.

c

Iron wire does not burn with a flame and glow

d

Iron wire becomes red hot and burns with a flame and glow

answer is B.

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Detailed Solution

We will observe that the iron wire will become red hot and start glowing but it will not produce a flame as it is a non-flammable object.

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