1) What is produced during the electrolysis of sodium chloride solution a) chlorine and hydrogen b) hydrogen c) chlorine d) oxygen e) carbon dioxide f) sodium 2) What is the name of the positive electrode? a) onion b) cathode c) anode d) cat hood e) ion f) anion 3) What is the name of the liquid that is used in electrolysis? a) Electroliquid b) Niceandlyte c) Electric light d) Electrolyte e) Electrolite f) Elendrolyte 4) Which of the following would be attracted to the cathode? a) Mg2+ b) Na c) Cl- d) K2SO4 e) Pb f) SO4- 5) Which of the following is a cation? a) Mg2+ b) Na c) Cl- d) K2SO4 e) Pb f) SO4- 6) What electrolyte would you use to purify copper? a) Sodium sulfate b) Sodium chloride c) Potassium d) Copper e) Copper sulfate f) Potassium chloride 7) Why does one of the electrodes dissolve in this example? a) It is made of carbon b) It is made of metal c) It is made of sulfate d) It is made of copper e) It is inert 8) What is produced at the cathode in the electrolysis of silver chloride? a) Chlorine b) Hydrogen c) Sulfur d) Silver 9) Which is the lowest metal on the reactivity series on this list? a) Sodium b) Potassium c) Zinc d) Gold e) Copper f) Iron 10) Which is the lowest metal on the reactivity series on this list? a) Sodium b) Potassium c) Lithium d) Rubidium e) Magnesium f) Francium 11) What would be produced in the electrolysis of zinc sulfate at the anode? a) zinc b) sulfate c) sulfur d) oxygen e) gold f) copper 12) What electrode cause the ions to be oxidised? a) positive b) negative 13) What does reduction mean in electrolysis? a) getting smaller b) getting bigger c) losing electrons d) gaining electrons e) gaining copper f) losing copper

Electrolysis word wall quiz RCx

szerző:
Beágyazás

Ranglista

Vizuális stílus

Beállítások

Kapcsoló sablon

Automatikus mentés visszaállítása :?