Atomic Number: 18
Atomic Mass: 39.948
Argon belongs to the noble gas family.
Element Argon (Ar), Group 18, Atomic Number 18, p-block, Mass 39.948. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.
A secondary school revision resource for AQA GCSE Science about polymers, fats, changes to the Earth and its atmosphere