A) \[1\]
B) 2
C) 3
D) 4
Correct Answer: D
Solution :
In every\[{{H}_{2}}O\]molecule, each H-atom is involved in hydrogen bond with\[O-\]atom of other molecule, while 0-atom is involved in two hydrogen bonds with two H-atoms of other molecules. Thus, every\[{{H}_{2}}O\]molecule involves four hydrogen- bonds.
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