easily form molecules Predict properties from given Explain how properties of the because their atoms trends down the group. elements in Group 0 depend have stable on the outer shell of electrons arrangements of of the atoms. electrons. The noble High demand: gases have eight Explain the trends in Group 0. electrons in their outer energy level, except for helium, which has only two electrons. The boiling points of the noble gases increase with increasing relative atomic mass (going down the group). The elements in 1 4.5.1.4 Explain how properties of the 1 Discussion question: What WS 1.2 of the periodic table elements in 1 depend makes an element reactive? Demo reactivity of Na, Li are as the alkali on the outer shell of electrons Extended writing: and K in water with metals. of the atoms. They: universal indicator. Describe the trends in soft metals with •are Predict properties from given properties in Group 1. Predict reactions for Rb, low density trends down the group. Cs and Fr. with non-metals, •react Explain how properties of the including chlorine and elements in Group 1 depend oxygen, to form on the outer shell of electrons colourless ionic of the atoms. compounds with water
easily form molecules because their atoms have stable arrangements of electrons. The noble gases have eight electrons in their outer energy level, except for helium, which has only two electrons. The boiling points of the noble gases increase with increasing relative atomic mass (going down the group). Predict properties from given trends down the group. Explain how properties of the elements in Group 0 depend on the outer shell of electrons of the atoms. High demand: Explain the trends in Group 0. 4.5.1.4 The elements in 1 of the periodic table are as the alkali metals. They: •are soft metals with low density •react with non-metals, including chlorine and oxygen, to form colourless ionic compounds with water Explain how properties of the elements in 1 depend on the outer shell of electrons of the atoms. Predict properties from given trends down the group. 1 Discussion question: What makes an element reactive? Extended writing: Describe the trends in properties in Group 1. Explain how properties of the elements in Group 1 depend on the outer shell of electrons of the atoms. WS 1.2 Demo reactivity of Na, Li and K in water with universal indicator. Predict reactions for Rb, Cs and Fr.
AQA-8465-SOW-BUND.DOCX