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Question
Assertion (A): During a chemical reaction, atoms of reactants change into those of other elements to form new substances called products.
Reason (R): Chemical reactions are the processes in which new substances with new properties are formed.
Options
Both A and R are true and R is correct explanation of the assertion.
Both A and R are true but R is not the correct explanation of the assertion.
A is true but R is false.
A is false but R is true.
MCQ
Assertion and Reasoning
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Solution
A is false but R is true.
Explanation:
Assertion (A) is false because atoms of one element never change into atoms of another element during a chemical reaction; they only rearrange their chemical bonds. Reason (R) is true because chemical reactions fundamentally rearrange these existing atoms to create entirely new substances that exhibit completely different properties.
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