C1 4.0 / 5 based on 1 rating ? FunChemistryFunNone Created by: sotes003.302Created on: 06-03-19 18:58 Element - A Chemical made of the same type of atoms 1 of 25 Compound - A Chemical made of a variety of different elements chemically bonded 2 of 25 Groups in the Periodic Table - The number of electrons on the outermost shell of each element 3 of 25 Periods in the Periodic Table - The number of shells of each element 4 of 25 Symbol Equation - Uses the Symbols on the periodic table to show a chemical reaction 5 of 25 Conservation of mass Mass cannot be created nor destroyed - Total mass of Reactants = Total mass of products 6 of 25 All State Symbols - (s) - Solid / (l) - Liquid / (g) - Gas / (aq) - Aqueous 7 of 25 Mixture - A group of elements and compounds which are not chemically bonded 8 of 25 Filtration - Insoluble substance from a soluble substance / uses filter paper 9 of 25 Crystallisation - Dissolved solute from solvent / uses evaporation 10 of 25 Distillation - Collects a solute and solvent from a mixture / uses a distillation chamber 11 of 25 Chromatography - Separates a solution into its components / Filter or chromatography paper 12 of 25 Fractional Distillation - Separates 2 or more miscible liquids based on varying boiling points 13 of 25 Electron - Charge = -1 / Relative Mass = 1/2000 14 of 25 Proton - Charge = 1 / Relative Mass = 1 15 of 25 Neutron - Charge = 0 / Relative mass = 1 16 of 25 Atomic Number - Number of Protons 17 of 25 Mass Number - Number of Protons and Neutrons in the nucleus 18 of 25 John Dalton - All matter is made of atoms / atoms are indivisible / all atoms of 1 element have the same mass 19 of 25 JJ Thompson - Atoms could be broken down / Plum Pudding model / Subatomic particles are evenly distributed 20 of 25 Earnest Rutherford - Alpha particle experiment / atom has nucleus / planetary model / protons are central and electrons orbit 21 of 25 Niels Bohr - Electrons occupy their own shells 22 of 25 James Chadwick - Proved the existence of Neutrons in the nucleus 23 of 25 Ion - A Charged atom with more or less electrons than protons 24 of 25 Isotopes - Same number of protons and electrons with a varying number of neutrons 25 of 25
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