Which of the following atoms can expand its octet as a central atom in a valid Lewis structure?
(a) Si
(b) Al
(c) S
(d) B
(e) N
Answer: S
Which of the following atoms can expand its octet as a central atom in a valid Lewis structure?
(a) Si
(b) Al
(c) S
(d) B
(e) N
Answer: S