bonding, structure and properties of matter (chemistry) 0.0 / 5 ? ChemistryStructure and bondingGCSEAQA Created by: abi2422Created on: 17-11-20 17:56 when are ions made? when electrons are transferred 1 of 18 what are ions? charged particles 2 of 18 what happens when metals form ions? they lose electrons from their outer shell to form positive ions 3 of 18 what happens when non-metals form ions? they gain electrons form their outer shell to form negative ions 4 of 18 what groups on the periodic table are most likely to form ions? groups 1, 2, 6 and 7 5 of 18 what happens when a metal and non-metal react together? the metal atom loses electrons to form a positively charged ion and the non-metal gains these electrons to form a negatively charged ion 6 of 18 what is an ionic bond? when oppositely charged ions are strongly attracted to each other by electrostatic forces 7 of 18 what has a structure called a giant ionic lattice? ionic compounds 8 of 18 what are some of the properties of an ionic compound high melting and boiling points, when solid can't conduct electricity, when liquid they can, some dissolve in water 9 of 18 what happens when non-metals bond together? they share pairs of electrons to make covalent bonds 10 of 18 where do atoms share electrons? outer shells 11 of 18 what are polymers? long chains of repeating units 12 of 18 in giant covalent bonds, do the atoms bonded to each other have strong or weak covalent bonds? strong 13 of 18 what does delocalised mean? free to move around 14 of 18 mane the 3 states of matter solid, liquid, and gas 15 of 18 what does aqueous (aq) mean? dissolved in water 16 of 18 what are nanoparticles? small particles that only contain a few hundred atoms 17 of 18 what are some of the uses of nanoparticles? make new catalysts, medicines, electric circuits for computer chips and cosmetics. 18 of 18
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