atomic structure and the periodic table 0.0 / 5 ? ChemistryThe Periodic TableAtoms and compoundsGCSEAll boards Created by: VeronikaAnaCreated on: 20-02-23 14:51 What is an atom? The smallest part of a chemical element that can exist. 1 of 17 What is a substance? An element OR compound 2 of 17 What is a compound? 2 or more elements chemically bonded 3 of 17 What is the conservation of mass? Whatever goes into an reaction must come out at the end. Mass is always conserved 4 of 17 What is an ion? A charged particle 5 of 17 Why are heavier isotopes usually radioactive? They are often unstable 6 of 17 What is the relative mass of a proton? 1 7 of 17 What is the relative mass of a neutron? 1 8 of 17 What is the relative mass of an electron? 1/2000th or 0 9 of 17 What is a protons charge and where is it found? +1 and in the nucleus 10 of 17 What is a neutrons charge and where is it found? 0 and in the nucleus 11 of 17 What is an electrons charge and where is it found? -1 and orbiting the nucleus in shells 12 of 17 What does S stand for? solid 13 of 17 What does L stand for? Liquid 14 of 17 What does G stand for? Gas 15 of 17 What does Aq stand for? solution 16 of 17 What is a mixture? 2 or more differenet substances not chemically bonded 17 of 17
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