Lewis Dot Structures With Resonance

Which of the following molecules exhibits resonance? A) \text{C}{2}\text{H}{4} B) \text{CO}{2} C) \text{O}{3} D) \text{NH}_{3}

In which of the following ions is resonance NOT present? A) \text{SO}{4}^{2-} B) \text{CO}{3}^{2-} C) \text{PO}{4}^{3-} D) \text{NH}{4}^{+}

Which of the following correctly describes a resonance hybrid? A) A single structure B) An average of resonance structures C) A combination of atoms D) A formal charge distribution

For \text{C}{6}\text{H}{6}, how many resonance structures can be drawn? A) 1 B) 2 C) 3 D) 6

Which molecule has the most significant resonance stabilization? A) \text{H}{2}\text{O} B) \text{CO}{2} C) \text{C}{6}\text{H}{6} D) \text{CH}_{3}\text{OH}

Which of the following is a correct representation of resonance structures? A) Two structures with different atom arrangements B) Two structures with the same atom arrangement but different bond placements C) Two structures with different numbers of atoms D) Two identical structures

Which of the following best describes the bond order in a resonance hybrid? A) Average bond length B) Sum of bond orders C) Integer value D) Fractional value

What is the formal charge of the central atom in \text{CO}_{3}^{2-}? A) 0 B) +1 C) -1 D) +2

Which resonance structure is typically more stable? A) Structure with fewer formal charges B) Structure with more formal charges C) Structure with odd number of electrons D) Structure with unpaired electrons