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Q.3.Fill in the blanks in the following statements: (a) When carbon dioxide is passed through lime water, it turns milky due to the formation of . (b) The chemical name of baking soda is . (c) Two methods by which rusting of iron can be prevented are __________ and __________ (d) Changes in which only ____________ properties of a substance change are called physical changes. (e) Changes in which new substances are formed are called _____________ changes..

Q.3.Fill in the blanks in the following statements:
(a) When carbon dioxide is passed through lime water, it turns milky due to the formation of .
(b) The chemical name of baking soda is .
(c) Two methods by which rusting of iron can be prevented are __________ and __________
(d) Changes in which only ____________ properties of a substance change are called physical changes.
(e) Changes in which new substances are formed are called _____________ changes..

Grade:12th pass

1 Answers

Pawan Prajapati
askIITians Faculty 60787 Points
3 years ago
(a)calcium carbonate (b) sodium hydrogen carbonate (c) painting or greasing, galvanisation (d) physical (e) chemical

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