RRB Technician 2014 Ques 45

Question: Water has abnormally high boiling point because

Options:

A) its molecule is bent

B) its molecule is linear

C) it is associated by hydrogen bonding

D) None of the above

Show Answer

Answer:

Correct Answer: C

Solution:

  • Water has abnormally high melting and boiling point. Pure water freezes at $ 0^{o}C $ and boils at $ 100^{o}C $ . This abnormality is due to the association of $ H _2O $ molecules through hydrogen bonding.