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110. H, Li. Na, K placed in group. Why? [CBSE 2015]

110. H, Li. Na, K placed in group. Why? [CBSE 2015]

Grade:12th pass

1 Answers

Pawan Prajapati
askIITians Faculty 60796 Points
one year ago
Answer: Explanation: Tt is because they have same number of valence electron i.e. 10

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