KM C754e-20171213114206weissworldofscience.weebly.com/uploads/1/4/2/2/... · Atom Ion lithium...
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KM C754e-20171213114206weissworldofscience.weebly.com/uploads/1/4/2/2/... · Atom Ion lithium magnesium Mg 12 p 2, Mg2+ 12 p chlorine 17 p 2, 17 p 2, 8, 8 The charge on an ion is