Karteikarten
Chemistry Unit 1 Definitions
Karten in diesem Stapel (9)
- 1Empirical FormulaThe simplest ratio of atoms of each element in a compound
- 2Molecular FormulaThe actual number of atoms of each element in a compound
- 3Homologous SeriesCompounds with the same molecular formula and properties that differ by a single variable
- 4Structural FormulaFormula that shows the arrangement of atoms in a compound without showing all the bonds
- 5Displayed FormulaFormula which shows the arrangement of atoms in a compound that shows all the bonds
- 6IsotopeAtoms of the same element with the same number of protons but a different number of neutrons
- 7Relative atomic massthe mass of one atom of an element divided by one twelfth of the mass of one atom of carbon-12
- 8Relative molecular massThe mean mass of a molecule divided by one twelfth of the mass of one atom of carbon-12
- 9First Ionisation EnergyThe energy required to remove one electron from every atom in one mole of gaseous atoms to form a positive ion.
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