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Chemistry
Fun for all the family. education for all ages from -6 to dead.
Term | Definition |
---|---|
Atom | Smallest part of element |
Proton | Positive charge |
Neutrons | Neutral charge |
Electrons | Negative charge particles in electron cloud |
Atomic Number | Number of protons |
Mass Number | Total number of protons and neutrons |
Shell | The ring of electrons around atom |
Isotopes | Atoms of same element which have different numbers of neutrons |
Molecule | 2 or more atoms combined |
Compound | 2 or more elements combined |
Crystallisation | Formation of crystals by cooling a saturated solution |