SSC
CHEMISTRY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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A change that produces one or more new substances is called a physical change.
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True
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False
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Either A or B
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None of the above
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Explanation:
Detailed explanation-1: -Changes in which new substances are formed are called chemical changes.
Detailed explanation-2: -A physical change is a change in which only the physical properties of a substance are changed. No new substance is formed in physical change. For example, cutting of paper, stretching of rubber, etc.
Detailed explanation-3: -A change in which one or more new substances are formed is called a chemical change. A chemical change is also called a chemical reaction.
Detailed explanation-4: -Physical changes do not produce a new substance. Chemical changes result in the production of a new substance and cannot be reversed.
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