aqueous solution chemistry

Precipitation reaction of sodium sulfide and cadmium(II) chloride

Colorless sodium sulfide solution is added to colorless cadmium(II) chloride solution.

Electrolysis of a potassium nitrate solution produces oxygen at the anode and hydrogen at the cathode.

Electrolysis of a calcium nitrate solution produces oxygen at the anode and hydrogen at the cathode.

Electrolysis of a cobalt(II) nitrate solution produces oxygen at the anode, and hydrogen and cobalt at the cathode.

Electrolysis of a nickel(II) nitrate solution produces oxygen at the anode, and hydrogen and nickel at the cathode.

Electrolysis of a copper(II) nitrate solution produces oxygen at the anode and copper at the cathode.

Electrolysis of a zinc nitrate solution produces oxygen at the anode and zinc at the cathode.

Electrolysis of a strontium nitrate solution produces oxygen at the anode and hydrogen at the cathode.

Electrolysis of a hydrochloric acid solution produces oxygen at the anode and hydrogen at the cathode.

Electrolysis of a silver nitrate solution produces oxygen at the anode and silver at the cathode.