Statement 1: When baking soda is added in lemon juice, then a chemical change occurs.

Statement 2: A change in which new substance is formed, is known as a physical change.

Statement 1 is correct and statement 2 is wrong.

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Statement 1 is wrong and statement 2 is correct.

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Both the statements 1 and 2 are correct.

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Both the statements 1 and 2 are wrong.

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Solution

The correct option is A
Statement 1 is correct and statement 2 is wrong.

A change in which new substance is formed, whose composition and properties are different from those of the original substance is known as a chemical change. When baking soda is added in lemon juice, then a chemical change occurs as new substance(sodium citrate and carbon dioxide) is formed along with the evolution of heat.

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(a) What happens when baking soda is added to lemon juice?
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Q. 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 onlyproperties of a substance change are called physical changes.
(e) Changes in which new substances are formed are called changes.

Q. Statement 1: No New substance is formed during a physical change.

Statement 2: New substances are formed during chemical changes.

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Statement 1: When baking soda is added in lemon juice, then a chemical change occurs. Statement 2: A change in which new substance is formed, is known as a physical change.

Statement 1: When baking soda is added in lemon juice, then a chemical change occurs.

Statement 2: A change in which new substance is formed, is known as a physical change.