Key Words 0.0 / 5 ? ChemistryAcids, bases and saltsASOCR Created by: LauraCreated on: 07-01-14 22:00 Deduce the numbers of protons, neutrons and electrons in: (i) An atom given its atomic and mass number & (ii) An ion given its atomic number, mass number and ionic charge. 1 of 5 Isotope Isotopes are atoms of the same element with different numbers of neutrons but the same number of protons and electrons and have different masses 2 of 5 Atomic (proton) Number Atomic number is the number of protons in the nucleus of an atom 3 of 5 Mass (nucleon) Number Mass number is the number of particles (protons and neutrons) in the nucleus 4 of 5 Ion An ion is a positively or negatively charged atom or (covalently bonded) group of atoms (a molecular ion.) 5 of 5
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