Karteikarten
Chemisrty defintions - Atoms and Reactions
Karten in diesem Stapel (15)
- 1Neutrona particle found in the nucleus of an atom mass of 1
charge 0 - 2Protona particle found in the nucleus of an atom mass of 1
charge +1 - 3Electronthe smallest of the partials that make up the atom, they carry a negative charge. the number of protons and electrons equal
mass 1/2000
charge -1 - 4Isotopeatoms of the same element with different numbers of neutrons
- 5Relative isotopic massthe mass of an atom of an isotope compared with 1/12 of the mass of an atom of carbon-12
- 6Relative atomic mass (Ar)the weighted mean mass of an atom of an element compared with 1/12 of the mass of an atom of carbon-12
- 7Mass spectrometryan analytical chemistry chemical technique that helps identify the amount and type of chemicals present in a sample by measuring the mass-to-charge ratio and abundance of gas-phase ions
- 8Amount of substancethe quantity that has moles as a unit, a way of counting atoms
- 9Molethe amount of any substance containing as many particles as there are atoms in exactly 12g of the carbon-12 isotope
- 10Avogadro's number/constant (NA)the number of atoms per mole of the carbon-12 isotope
(6.02x10^23) - 11Molar mass, Mthe mass per mole of a substance, units gmol^-1
- 12Empirical formulashows the smallest whole-number ratio of atoms of the element in a compund
- 13Molecular formulashows the number and the types of atoms in a compound
- 14Molar gas volumevolume per mole of gas
units are dm^3mol^-1 - 15Standard solutiona solution of known concentration
Informationen
- Beschreibung
- AS - Level Chemisrty Karteikarten am Chemisrty defintions - Atoms and Reactions, erstellt von Inger Young am 16/10/2015.
- Erstellt von
- Inger Young
- Aufrufe
- 11
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