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12 cards from this deck
Carbonate ions (CO32โCO_3^{2-}CO32โโ)
Carbon dioxide
Limewater test
Add dilute hydrochloric acid
Fizzing as CO2CO_2CO2โ is produced
Bubble gas through limewater
Limewater turns cloudy
Presence of carbonate
CaCl2+CO2+H2OCaCl_2 + CO_2 + H_2OCaCl2โ+CO2โ+H2โO
Hydrochloric acid (HCl)
More sensitive and accurate
CO32โCO_3^{2-}CO32โโ
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