electrochemical series

In the following electrochemical series, which element is the strongest oxidant?

• Gold ion

• Gold solid

• Lithium ion

• Lithium solid

In the following electrochemical series, which element is the strongest reductant?

• Gold ion

• Gold solid

• Lithium ion

• Lithium solid

Will a redox reaction occur between Calcium solid and silver ions?

• No

• Yes

• Sometimes

• Only in aqueous

Will a redox reaction occur between sodium ions and solid copper

• Only in aqueous solutions

• Sometimes

• No

• Yes

Why does Iron corrode in the presence of oxygen and water?

• Because oxygen and water have stronger bonds than Iron

• Because oxygen and water are stronger oxidants than Iron

• Because oxygen and water are stronger reductants than iron

• Because Iron is highly reactive

When a metal is oxidised, the process is more commonly called?

• Metal oxidation

• Galvanic reaction

• Galvanising

• Corrosion

In the part of the electrochemical series shown above, what is the strongest oxidising agent shown?

• F₂ (g)

• F^- (aq)

• Br₂ (g)

• Br^- (aq)

Will gold (Au) spontaneously react with Fluorine gas (F₂)?

• Yes

• No