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chemistry
Term | Definition | ||
---|---|---|---|
Relative atomic mass(Ar) | Is the weighted mean mass of an atom of an element compared to 1/12th of the mass of an atom of carbon -12 | ||
First Ionisation energy | Is the energy required to remove 1 electron from each atom in 1 mole of gaseous atoms to form 1 mole of gaseous 1+ ions. | ||
Hydrocarbon | Is a compoound consisting of hydrogen and carbon only | ||
Orbital | An orbital is a region in space where electrons may be found. |