Atoms Quiz 0.0 / 5 ? ChemistryAtomsGCSEAQA Created by: LissilouCreated on: 01-05-14 20:57 What is the most reactive metal? Potassium 1 of 13 What is the 5th element in the periodic table? Boron 2 of 13 What is made up from one type of atom? Element 3 of 13 What's the difference between a compound and mixture? A compound is chemically combined, a mixture isn't 4 of 13 A mass number is what? protons + neutrons 5 of 13 How many electrons are allowed on the inner shell? 2 6 of 13 What is an ion? An atom that has a positive or negative charge 7 of 13 Name the two types of ion. Anion and cation 8 of 13 What happens if an atom gains an electron? It becomes negatively charged because the electron has a negative charge 9 of 13 Ionic bonding is... the transfer of electrons from one atom to another 10 of 13 Covalent bonding is... between two non-metals 11 of 13 What is a loss of electrons called? Oxidation 12 of 13 What is a gain of electrons called? Reduction 13 of 13
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