Chemistry 0.0 / 5 ? ChemistryAtoms and compoundsStructure and bondingChemical changesSpeed of reactionChemical reactionsThe Periodic TableMetals and reactivityMetal extractionIGCSEOther Created by: georgielouise99Created on: 13-07-14 10:50 Finish the sentence: electrons in atoms are arranged in... shells or energy levels 1 of 8 How do you work out the number of neutrons in an atom? the nucleon number minus the proton number 2 of 8 What is the structure of the noble gases? They have a full outer shell 3 of 8 What is the attraction between oppositely charged ions called? Ionic bonding 4 of 8 In a giant ionic structure, how do the attraction forces act? Very strongly 5 of 8 How are the atoms in metals arranged? Regular layers 6 of 8 When is a double covalent bond formed? When two pairs of electrons are shared between two atoms 7 of 8 is alex amazing yes! he is also awpic 8 of 8
Comments
No comments have yet been made