An atom of a Group 2 element reacts with an atom of a Group 6 element, so that both elements achieve a full outer shell of electrons. The table shows what happens to both elements during the reaction.
Group 2 elementGroup 6 elementAgains 2 electronsloses 2 electronsBloses 2 electronsgains 2 electronsCgains 6 electronsloses 6 electronsDloses 6 electronsgains 6 electrons \begin{array}{|c|l|l|} \hline & \textbf{Group 2 element} & \textbf{Group 6 element} \\ \hline \textbf{A} & \text{gains } 2\text{ electrons} & \text{loses } 2\text{ electrons} \\ \hline \textbf{B} & \text{loses } 2\text{ electrons} & \text{gains } 2\text{ electrons} \\ \hline \textbf{C} & \text{gains } 6\text{ electrons} & \text{loses } 6\text{ electrons} \\ \hline \textbf{D} & \text{loses } 6\text{ electrons} & \text{gains } 6\text{ electrons} \\ \hline \end{array} ABCDGroup 2 elementgains 2 electronsloses 2 electronsgains 6 electronsloses 6 electronsGroup 6 elementloses 2 electronsgains 2 electronsloses 6 electronsgains 6 electronsWhich row is correct?
Row A
Row B
Row C
Row D
74 exam-style questions on OCR GCSE Chemistry Bonding. Each one has a worked solution and a mark scheme showing where the marks go.