हिंदी

Assertion (A): If the electron affinity value is high, anions are formed easily. Reason (R): Ionic bonding is favoured by high electron affinity of one of the atoms.

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प्रश्न

Assertion (A): If the electron affinity value is high, anions are formed easily.

Reason (R): Ionic bonding is favoured by high electron affinity of one of the atoms.

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

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

Explanation:

When the electron affinity value is high, the anion forms quickly. A high (negative) electron affinity indicates that an atom releases a considerable amount of energy while gaining an electron, indicating that it is strongly attracted to electrons. This makes it easier for the atom to receive an electron and produce a negative ion (anion). Hence, the assertion (A) is true. Electron affinity promotes electron acceptance, a stage in ionic bond formation. As a result, reason (R) is true and accurately explains Assertion (A).

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अध्याय 2: Chemical Bonding - EXERCISE-2 [पृष्ठ ३७]

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एस पी सिंग Concise Chemistry [English] Class 10 ICSE
अध्याय 2 Chemical Bonding
EXERCISE-2 | Q (A) 9. | पृष्ठ ३७
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