हिंदी

The elements with zero electron affinity are -

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प्रश्न

The elements with zero electron affinity are

विकल्प

  • Boron and Carbon

  • Beryllium and Helium

  • Lithium and Sodium

  • Fluorine and Chlorine

MCQ

उत्तर

Beryllium and Helium

Explanation:

Electronic configuration is complete.

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