JEE Mains · Chemistry · STD 12 - p -Block elements - ll
The group number, number of valence electrons and valency of an element with atomic number \(15\), respectively, are
- A \(15,5\) and \(3\)
- B \(15,6\) and \(2\)
- C \(16,5\) and \(2\)
- D \(16,6\) and \(3\)
Answer & Solution
Correct Answer
(A) \(15,5\) and \(3\)
Step-by-step Solution
Detailed explanation
\(15 \to 1s^2, 2s^2, 2p^6, 3s^2, 3p^3\) Period \(- III\), Group \(-V\)
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