Which molecule or ion has ONLY two resonance structures to describe its bonding?
A) CO32-
B) NO3-
C) HCO31-
D) SO3
Correct Answer:
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Q19: Which of the following elements will generally
Q20: Identify the correct name for the compound
Q21: What are the bond angles in a
Q22: Which molecule's Lewis structure contains an atom
Q23: Estimate the bond angles around the sulfur
Q25: Which atom has the lowest electronegativity?
A)Al
B)S
C)Se
D)Rb
E)F
Q26: Which bond is the MOST polar?
A)C-N
B)C-O
C)C-C
D)C-Cl
E)C-F
Q27: Which element may have more than eight
Q28: What is the correct chemical formula of
Q29: Which of the following molecule(s)is(are)polar?
A)CO2
B)CH4
C)CBr4
D)CHBr3
E)More than one
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