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Which one of the following elements exhibit maximum number of valence electrons? [NCERT Exemplar] (a) Na (b) Al (c) Si (d) P

Which one of the following elements exhibit maximum number of valence electrons? [NCERT Exemplar]
(a) Na
(b) Al
(c) Si
(d) P

Grade:12th pass

1 Answers

Pawan Prajapati
askIITians Faculty 60785 Points
2 years ago
(d) Na (group 1) has one, A1 (group 13) has three (13 -10), Si (group 14) has four (14-10) and P (group 15) has five (15 – 10) valence electrons. Therefore, P has maximum number of valence electrons, i.e.3 (maximum among the given elements).

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