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1.3.2 Chemical Elements Elements in Food. 2 What is Food made up of? Food is made up of: Six chemical elements C, H, O, N, P, S Dissolved Salts of calcium,

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Presentation on theme: "1.3.2 Chemical Elements Elements in Food. 2 What is Food made up of? Food is made up of: Six chemical elements C, H, O, N, P, S Dissolved Salts of calcium,"— Presentation transcript:

1 1.3.2 Chemical Elements Elements in Food

2 2 What is Food made up of? Food is made up of: Six chemical elements C, H, O, N, P, S Dissolved Salts of calcium, magnesium, chlorine, potassium, Sodium Ca, Mg, Cl, K, Na Three trace elements Fe, Cu, Zn

3 3 Chemical Elements and their Symbols CalciumCaNitrogenN CarbonCOxygenO ChlorineClPhosphorusP CopperCuPotassiumK HydrogenHSodiumNa IronFeSulphurS MagnesiumMgZincZn

4 4 Need to know Chemical elements Six common elements in food Five elements in dissolved salts Three trace elements

5 5 END

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