Epsom salts (magnesium sulfate) are widely used in therapeutic baths to soothe aching muscles. The active component of these salts is the magnesium ion, Mg2+\text{Mg}^{2+}Mg2+.
Explain, in terms of electrons, how a magnesium atom, Mg\text{Mg}Mg, forms a magnesium ion, Mg2+\text{Mg}^{2+}Mg2+.
Practise Edexcel GCSE Chemistry Ionic bonding with exam-style questions for Foundation and Higher tier. 42 questions, matched to the Edexcel GCSE Chemistry (1CH0) specification and written in Paper 1 and Paper 2 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.