C4 0.0 / 5 ? ChemistryAtomsThe Periodic TableGCSEOCR Created by: BeccaJ15Created on: 03-06-16 15:59 It is in the middle of the atom Nucleus 1 of 15 Heavy and positively charged Protons 2 of 15 They have a charge of -1 Electron 3 of 15 I some electrons are added or removed, the atoms becomes charged and is then an _____ Ion 4 of 15 Show the atoms at the start and the atoms at the end Blanaced Symbol Equation 5 of 15 Produces a lilac flame Potassium 6 of 15 Produces a red/brown flame when heated Bromine 7 of 15 The wavelengths of the electrons that are emitted, are recorded as a? Line Spectrum 8 of 15 Line spectrums can be used to identify Elements 9 of 15 Practical technique to produce line spectrum is called Spectroscopy 10 of 15 Who put elements into groups based on their chemical properties? (also known as triads) Dobereiner 11 of 15 Who mixed up metals and non-metals when creating the periodic table? Newland 12 of 15 Mendeleev put elements in order of ______ ____? Atomic Mass 13 of 15 Elements with similar properties are called what? Columns 14 of 15 Vertical columns are called? Groups 15 of 15
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