Brown colour formation in an exposed apple after it's cut is:

physical change

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chemical change

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reversible change

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no change

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Solution

The correct option is B chemical change
The brown colour of the apple after cutting is due to the chemical change of the enzymes. When an apple is cut, oxygen is introduced into the exposed part and so, it changes colour. This is not a reversible change.

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Brown colour formation in an exposed apple after it's cut is:

The correct option is B chemical changeThe brown colour of the apple after cutting is due to the chemical change of the enzymes. When an apple is cut, oxygen is introduced into the exposed part and so, it changes colour. This is not a reversible change.

The correct option is B chemical change
The brown colour of the apple after cutting is due to the chemical change of the enzymes. When an apple is cut, oxygen is introduced into the exposed part and so, it changes colour. This is not a reversible change.