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CA
Question Practice

Why is rusting of iron considered a permanent change?

Attempt the question, check the explanation, and continue with similar questions to build confidence before exams.

MCQ_SA
CBSE
Class 7
Science
Curiosity
Changes Around Us: Physical and Chemical
Question Bank

Why is rusting of iron conside...

Single Answer MCQ
Q-00127828

Why is rusting of iron considered a permanent change?

1

It can be easily reversed

2

It destroys the iron’s structure

3

It does not need oxygen

4

It happens in water only

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Which of the following is a physical change?

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Q4.

When ice melts, what type of change occurs?

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