chemistry keywords 0.0 / 5 ? Chemistryunit1 keyword definitionsASAQA Created by: BellaBrownmeCreated on: 03-12-14 08:06 what is relative atomic mass? the weighted mass of an atom relative to 1/12 of C-12 1 of 7 what is relative molecular mass? is the mass of that molecule compare to 1/12 of C-12 2 of 7 what is mass number? total number of protons and neutrons 3 of 7 what is atomic number? number of protons, which is equal to the number of electrons 4 of 7 what is ionic bond? is the chemical bond in which electrons are transferred from 1 atom to anther resulting to he formation of oppositely charged ions 5 of 7 what is covalent bond? chemical bond in which electrons are share between 2 Atoms 6 of 7 what is metallic bond? chemical bond in which outer electrons are spread over a lattice of ions in a delocalised system 7 of 7
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