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CBSE 7 Chemistry Physical and Chemical Changes
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Question 1 of 3
Paheli’s mother made a concentrated sugar syrup by dissolving sugar in hot water. On cooling, crystals of sugar got separated. This indicates a:Correct
Question 2 of 3
Galvanisation is a process used to prevent the rusting of which of the following?Correct
Question 3 of 3
Which of the following is a chemical change?Correct