- Name: Group 1
- Code: C.4.10.AS.10
- Specification Reference: 184.108.40.206
- Keywords: Alkali metals, properties, hydrogen gas, alkali, pH
- Objectives: To recall the name given to group 1 elements. To describe the reactivity of group 1 elements. To explain why the reactivity increases down the group.
- Competency: Describe the reactions of the first three alkali metals with oxygen, chlorine a
- Proficiency: Explain how properties of the elements in Group 1 depend on the outer shell of electrons of the atoms.
- Mastery: Explain the trends in Group 1.