Group 1 metals in water sim
Drop the same size piece of lithium, sodium or potassium into water with universal indicator: floating, melting, fizzing, the lilac flame, the hydrogen and the pH, with the trend explained. Rubidium and caesium as a clearly marked prediction only.
The Periodic Table: Group 1 · covers the O-Level, IGCSE, GCSE topic
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- Disappearing cross simMake 50 cm³ of mixture from 0.20 mol/dm³ sodium thiosulfate and water, warm it to the temperature in a water bath, and stand the flask on the card.