The phosphate ion has the formula PO43−\text{PO}_4^{3-}PO43−.
Which of the following is the correct formula of titanium(IV) phosphate, containing the Ti4+\text{Ti}^{4+}Ti4+ ion?
Ti4(PO4)3\text{Ti}_4(\text{PO}_4)_3Ti4(PO4)3
Ti3(PO4)4\text{Ti}_3(\text{PO}_4)_4Ti3(PO4)4
Ti3P4O16\text{Ti}_3\text{P}_4\text{O}_{16}Ti3P4O16
Ti(PO4)2\text{Ti}(\text{PO}_4)_2Ti(PO4)2
32 exam-style questions on Edexcel GCSE Chemistry 2.3 Ionic bonding, covering 2.3.1 Ions and the formation of ionic bonds, 2.3.2 Naming and deducing formulae of ionic compounds, and 2.3.3 Giant ionic lattices. Each one has a worked solution and a mark scheme showing where the marks go.