Sodium chloride is used as table salt. Magnesium sulfate is used as bath salts.
Which statement correctly compares the negative ions in these two compounds?
The negative ion in sodium chloride contains oxygen alongside another element, while the negative ion in magnesium sulfate is built from one element.
The negative ion in sodium chloride is built from one element, while the negative ion in magnesium sulfate contains oxygen alongside another element.
The negative ions in both sodium chloride and magnesium sulfate contain oxygen alongside another element.
The negative ions in both sodium chloride and magnesium sulfate are built from one element.
119 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.