Elements and Their Properties

Front

This element is a diatomic gas and is seen as a clean fuel for the future – generated from

water and returning to water when oxidised.

Back

Hydrogen

Front

This element is the most common element in the universe making up about 75% of the

mass of the universe. It is found in the sun and most stars.

Back

Hydrogen

Front

This element is a diatomic gas is highly flammable and makes a ‘pop’ when ignited.

Back

Hydrogen

Front

Deuterium and tritium are isotopes of this element.

Back

Hydrogen

Front

This element is less dense than air and used in decorative balloons to keep them up in the air.

Back

Helium

Front

This element is the second most common element in the universe making up about

24% of the mass of the universe. It is found in the sun and most stars.

Back

Helium

Front

This element is used to provide an inert protective atmosphere for making fibre optics and semiconductors.

Back

Helium

Front

This element is used in MRI scanners that use the gas to keep the superconducting

magnets cool.

Back

Helium

Front

This metal is the lightest of all metals.

Back

Lithium

Front

This metal is a component of rechargeable batteries.

Back

Lithium