During the electrolysis of brine, chlorine gas forms at one electrode.
2Cl- (aq) Cl2 (g) + 2e-
Which test would be most appropriate to confirm that chlorine gas was produced?
Collect the gas and see if it extinguishes a glowing splint
Collect the gas and check if it is green
Collect the gas and see if it bleaches damp litmus paper
Collect the gas and check if it smells of swimming pools
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