Final Review: Water

Front

What makes water a polar molecule?

Back

The unequal sharing of electrons gives the water molecule a slight negative charge near its oxygen atom and a slight positive charge near its hydrogen atoms.

Front

What is a hydrogen bond?

Back

The bond between hydrogen in one water molecule and oxygen in a different water molecule.

Front

Which part of the water molecule has a slightly negative charge?

Back

Oxygen.

Front

What is the chemical composition of water?

Back

A molecular compound composed of 2 parts Hydrogen and 1 part Oxygen.

Front

When salt is dissolved in water, what role does water play?

Back

Water is the solvent.

Front

What is the significance of water's polarity?

Back

It allows water to form hydrogen bonds, which are crucial for many of its unique properties.

Front

What is the boiling point of water at sea level?

Back

100 degrees Celsius (212 degrees Fahrenheit).

Front

What is the freezing point of water?

Back

0 degrees Celsius (32 degrees Fahrenheit).

Front

What is the term for the amount of heat required to raise the temperature of water?

Back

Specific heat capacity.

Front

What is the process called when water changes from a liquid to a gas?

Back

Evaporation.