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Assertion (A): Triatomic molecules consist of four atoms. Reason (R): Monoatomic molecules contain only one atom.

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Question

Assertion (A): Triatomic molecules consist of four atoms.

Reason (R): Monoatomic molecules contain only one atom.

Options

  • Both A and R are true and R is the correct explanation of A.

  • Both A and R are true but R is not the correct explanation of A.

  • 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:

A triatomic molecule contains three atoms, not four, so A is false. A monoatomic molecule contains one atom, so R is true; however, R does not explain the incorrect assertion.

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Chapter 5: Mole concept and Stoichiometry - MISCELLANEOUS EXERCISE [Page 101]

APPEARS IN

S.P. Singh Concise Chemistry [English] Class 10 ICSE
Chapter 5 Mole concept and Stoichiometry
MISCELLANEOUS EXERCISE | Q (A) 13. | Page 101
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