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add aqueous sodium hydroxide gives orange/brown precipitate, insoluble in
excess
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1 Hydrogen (H2 ) test Iron III (Fe 3+ ) test
3 Manganate ion change of colour 4 Chlorine (Cl2 ) test
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Terms in this set (32)
test for Carbon Dioxide turns limewater milky (sparingly soluble Ca(OH) 2 forms
(CO2 ) insoluble CaCO3 )
Chlorine (Cl2 ) test bleaches damp litmus paper (Cl2 reacts with water to form HCl
and HOCl)
Hydrogen (H2 ) test pops with a lighted splint