Question

Which of the following oxides of group-$16$ has the highest boiling point?

• A. $H_{2}O$
• B. $H_{2}S$
• C. $H_{2}Se$
• D. $H_{2}Te$

Answer 1

Answer: (A)

$H_{2}O$ has abnormally high boiling point due to association through hydrogen bonding.