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Paper 3Theory (Core)3 marks
Alkali metals are known for their unique properties.
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Properties of Alkali Metals
Lithium, sodium, and potassium are the first three alkali metals in Group I of the periodic table. They exhibit trends in their physical and chemical properties as you move down the group.
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Describe the trends in melting point, density, and reactivity of alkali metals as you move down the group.
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