Isotopes and Relative Atomic mass 3.0 / 5 based on 1 rating ? ChemistryAtoms and compoundsGCSEEdexcel Created by: PoppyCreated on: 01-10-12 19:39 Explain What is meant by the term isotope. Isotopes are different atomic forms of the same element, which have the same number of protons but different numbers of neutrons. 1 of 7 What must Isotopes have the same? and what must be different? isotopes must have the same number of protons but different mass numbers! 2 of 7 What is a popular pair of isotopes? Carbon-12 & Carbon-14 3 of 7 what does the relative atomic mass use average mass of? It uses the average mass of an isotope of an element. 4 of 7 What does relative abundance mean? It means how much there is of each isotope compared to the total amount of element in the world. 5 of 7 What can relative abundance be shown in? ratio, fractions or a percentage. 6 of 7 what do isotopes of the same element have? they have identical properties. 7 of 7
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