Electrolysis of sodium hydroxide solution with indicator
In aqueous sodium hydroxide, the electrolyzed solution is basic at both electrodes.
In aqueous sodium hydroxide, the electrolyzed solution is basic at both electrodes.
Electrolysis of a sodium chloride solution produces oxygen at the anode and hydrogen at the cathode.
In neutral sodium chloride, base is produced at the cathode and acid at the anode.
A simple titration with acetic acid and sodium hydroxide is performed.
A simple titration with hydrochloric acid and sodium hydroxide is performed.
A simple titration with sulfuric acid and sodium hydroxide is performed.
The effect of nitric acid on marble chips is demonstrated.
Sulfur is burned in a deflagrating spoon in a flask, forming sulfur dioxide in the synthesis reaction.
An electric current is passed through a sodium sulfate solution. Gases are collected at the electrodes are tested for pH.