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Question

When the chalk is converted to powdered chalk, what type of change occurs?

A

Chemical change

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B
Physical change
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C
Both physical and chemical change
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D
No change
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Solution

The correct option is B Physical change

Conversion of chalk to chalk powder is a physical change as there is no chemical reaction involved in it. The physical state of the chalk remains the same (solid), and chalk powder can be converted back to chalk.


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