It is a more subtle question that you might realise. To get to grips with it, it helps to first understand that atoms, the basic units of all matter, are made of protons, neutrons and electrons.

Chemistry in Context is intended for chemistry students who are non-science majors. Rather than presenting chemistry in the atoms-first approach, CiC extracts chemistry from students' surroundings.

The formula H₂O shows that water is made from two atoms of hydrogen (H) bonded to one atom of oxygen (O). Katie: Time for some science. And today it's a chemistry classic, the periodic table.

The term aromaticity is a basic, long-standing concept in chemistry that is well established for ring-shaped carbon compounds. Aromatic rings consisting solely of metal atoms were, however ...

Nuclear chemistry deals with nuclear reactions, or reactions that happen inside atoms. Nuclear chemists may be found in ... Nuclear chemists conduct basic, applied, or theoretical research. They often ...