Flashcards
Atomic structure & electron arrangement
Cards in this deck (9)
- 1Atomic NumberThe number of protons in the nucleus
- 2Mass NumberThe number of protons and neutrons in the nucleus
- 3Isotopeatoms of the same element with different number of neutrons
- 4Relative Isotopic MassThe mass of an atom of an isotope compared with 1/12th of the mass of an atom of carbon 12
- 5Relative molecular massThe average mass of a molecule compared with 1/12th of the mass of an atom of carbon 12
- 6Relative Formula massThe average mass of a formula of a compound compared with 1/12 of the mass of an atom of carbon 12
- 7First ionisation energyThe minimum amount of energy required to remove one electron from each atom in on mole of gaseous atoms to form 1+ions
- 8Second Ionisation energyThe minimum energy required to remove one electron from each ion in one mole of gaseous ions to form 2+ions
- 9Atomic orbitalregion within an atom that can hold up to two electrons
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- Flashcards on Atomic structure & electron arrangement, created by aliya258 on 31/03/2014.
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