Chemistry · Oct / Nov 2022 · Paper 11 · Question 10

Elements X and Y react to form compound XY. Element Y has more electrons in its outer shell than element X. Compound XY conducts electricity in the molten state. Which row correctly states the electron change that occurs during the reaction and the type of bonding in compound XY?

1. AX donates electrons to Y; ionic
2. BX shares electrons with Y; covalent
3. CY donates electrons to X; covalent
4. DY shares electrons with X; ionic

As printed in the paper