Chemistry - Atoms/elements and bonding 0.0 / 5 ? ChemistryAtoms and compoundsGCSEAQA Created by: storeyalex64Created on: 17-03-18 12:31 How Do you work out relative atomic mass ((mass number x percentage) + (mass number x percentage)) / 100 1 of 7 What is the mass number number of protons + neutrons 2 of 7 what is an isotope of an element An element with different numbers of neutrons (e.g. carbon14 and carbon12) 3 of 7 How many electrons in the outer shell of a halogen 7 4 of 7 Name a noble gas either - helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe) or radon (Rn) 5 of 7 What is a covalent bond non-metal + non-metal 6 of 7 what is an ionic bond metal + non-metal 7 of 7
Comments
No comments have yet been made