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Paheli’s mother made a concentrated sugar syrup by dissolving sugar in hot water. On cooling, crystals of sugar got separated. This indicates a - Science

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Question

Paheli’s mother made a concentrated sugar syrup by dissolving sugar in hot water. On cooling, crystals of sugar got separated. This indicates a 

Options

  • a physical change that can be reversed.

  • the chemical change that can be reversed.

  • a physical change that cannot be reversed.

  • the chemical change that cannot be reversed.

MCQ

Solution

a physical change that can be reversed.

Explanation:

Mixing of sugar in water is a physical change and crystals of sugar can be separated from a supersaturated solution hence it is a reversible change.

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Chapter 6: Physical and Chemical Changes - MULTIPLE CHOICE QUESTIONS [Page 34]

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NCERT Exemplar Science [English] Class 7
Chapter 6 Physical and Chemical Changes
MULTIPLE CHOICE QUESTIONS | Q 8. | Page 34
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