हिंदी

Assertion (A): Weak electrolytes do not allow any electricity to flow through them. Reason (R): Substances which are composed of only molecules do not allow any current to flow through them.

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प्रश्न

Assertion (A): Weak electrolytes do not allow any electricity to flow through them.

Reason (R): Substances which are composed of only molecules do not allow any current to flow through them.

विकल्प

  • 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
अभिकथन और तर्क
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उत्तर

A is false but R is true.

Explanation:

Assertion A is false because weak electrolytes are only partially ionised and allow a small amount of electric current to flow. Reason R is true because substances containing only molecules, such as sugar and benzene, are non-electrolytes. Thus, only R is true.

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अध्याय 6: Electrolysis - EXERCISE-6 [पृष्ठ १२५]

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एस पी सिंग Concise Chemistry [English] Class 10 ICSE
अध्याय 6 Electrolysis
EXERCISE-6 | Q (A) 21. | पृष्ठ १२५
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