which of the following is not a chemical change : (a) rusting of iron (b) photosynthesis (c) breaking a glass beaker (d) Dyeing a cloth.
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Breaking of glass isn't a chemical change, it is a physical change.
Rest are chemical change as there is a change in their appearance or change in chemical properties.
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Answer:
Breaking a glass is not a chemical change.It's a physical change.
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