In Understanding Why Group 16 Hydrides, Other Than Those in Period

question 109

Multiple Choice

In understanding why group 16 hydrides, other than those in period 2, have a higher boiling point than the hydrides of groups 14, 15, and 17, which of the following are most important to consider?
I.
Dispersion forces
II.
Dipole-dipole forces
III. hydrogen bonding

• A) only I
• B) only III
• C) both I and II
• D) both II and III
• E) both I and III

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