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Classification of Elements and Periodicity in Properties
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20/08/2021 12:01 pm
Topic starter
The elements with zero electron affinity are
(a) Boron and Carbon
(b) Beryllium and Helium
(c) Lithium and Sodium
(d) Fluorine and Chlorine
1 Answer
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20/08/2021 12:01 pm
Correct answer: (b) Beryllium and Helium
Explanation:
Fully filled electronic configuration.