Karteikarten
Key Definitions
Karten in diesem Stapel (13)
- 1Relative Isotopic MassThe mass of an atom of an isotope compared with 1/12 of the mass of an atom of carbon-12
- 2Relative Atomic MassThe weighted mean mass of an atom of an element compared with 1/1 of the mass of an atom of carbon-12
- 3IsotopesAtoms of the same element with the same number of protons but different number of neutrons
- 4Empirical FormulaSimplest whole number ratio of atoms of each atom present in a compound
- 5First Ionisation EnergyThe amount of energy needed to remove on electron from each atom in one mole of gaseous atoms to form one mole of gaseous 1+ atoms
- 6Atomic OrbitalA region within an atom that is able to hold up to 2 electrons with opposite spins
- 7MoleThe amount of substance which contains as many particles as there are carbon atoms in 12g of carbon 12 atoms
- 8Metallic BondingA bond formed by the attraction between positive metal ions and a sea of delocalised electrons
- 9Covalent BondingA shared pair of electrons
- 10Dative Covalent BondA bond formed by a shared pair of electrons where both atoms have been donated by one atom
- 11ElectronegativityThe ability of an atom to attract electrons in a covalent bond
- 12PeriodicityThe repeating pattern of properties shown across different periods
- 13—
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- AS - Level Chemistry (Definitions) Karteikarten am Key Definitions, erstellt von Imogen Raper am 16/02/2016.
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- Imogen Raper
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