Question

Calculate the number of resonating structure(s) of $C_6{H}_5\stackrel{+}{N}{H}_3$ .

• A. $3$
• B. $4$
• C. $5$
• D. $6$

Answer 1

Answer: (A)

$C_6{H}_5\stackrel{+}{N}{H}_3$ does not show resonance because pentavalency of nitrogen is not possible.