Chemistry 0.0 / 5 ? ChemistryAtomsGCSEAQA Created by: BCDMCreated on: 24-03-19 09:01 What is an Atomic Number The number of protons found in the nucleus of an atom 1 of 8 What are protons A Stable particle with a positive electric charge 2 of 8 What are electrons A Stable particle with a negative electric charge 3 of 8 What are neutrons A Particle, with the same mass of protons, however, no electric charge 4 of 8 What element dosen't have neutrons Hydrogen 5 of 8 What is the Alpha Scattering Experiement Rutherford and Bohr directed beams of positively charged particles at some thin gold foils, and then noted on how they scattered on the foil 6 of 8 What is fractional distillation Fractional Distillation is the separation of mixtures into its compnent parts/fractions, most components have a boiling point of 25 degrees celcuis. 7 of 8 What is Chromatography Chromatography is a lab technique for the separations of mixtures, the mixture would be dissolved in a fluid called the 'mobile phase' 8 of 8
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