Hydrogen Cars

By: David Lee

About Hydrogens

1. Hydrogen is the lightest element.

2. Hydrogen is the first element in the periodic table, meaning it has an atomic number of 1 or 1 proton in each hydrogen atom.

3. The most common isotope of hydrogen is protium, which has 1 proton and 0 neutrons.

4. In compounds, hydrogen can take a negative charge or a positive charge.

5. The physical form of hydrogen at room temperature and pressure is a colorless and odorless gas.

Advantages of hydrogen cars

1. It saving your money.

2. The environmental pollution prevention. (Main point!!!!!)