Question

Which of the following options is correct regarding water?

• A. The freezing point of water is $0^{\circ }\text{C}$.
• B. The boiling point of water is ${50}^{\circ }\text{C}$.
• C. Its chemical formula is ${\text{D}}_2\text{O}$.
• D. Its molecule contains 2 atoms of oxygen.

Answer 1

The correct option is A The freezing point of water is $0^{\circ }\text{C}$.

• The chemical formula of water is ${\text{H}}_2\text{O}$.
• It is made up of two atoms of hydrogen and one atom of oxygen.
• Its boiling point is ${100}^{\circ }\text{C}$ and freezing point is $0^{\circ }\text{C}$.