Chemistry · May / June 2025 · Paper 12 · Question 22

Which statement about elements in the Periodic Table is correct?

1. AAcross a period, elements at the left-hand side of the Periodic Table are more metallic than those at the right-hand side.
2. BDown a group, elements at the top of the group lose electrons more readily than those at the bottom of the group.
3. CElements in the same group of the Periodic Table have the same number of completed shells of electrons.
4. DElements in the same period of the Periodic Table have the same number of electrons in the outer shell.

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