Electrolysis revision

What are produced at positive/negative electrodes during electrolysis of molten NaCI?

• A
• B
• C
• D

What happens at the positive electrode?

• Positive non-metal ions are attracted
• Positive metal ions are attracted
• Negative non-metal ions are attracted
• Negative metal ions are attracted

Tags

NGSS.HS-PS2-5

What happens when molten NaCI is electrolysed in electrolytic cell?

• Chlorine is produced at positive electrode
• Sodium ions lose electrons at negative electrode
• Electrons flow through liquid from -ve electrode to +ve electrode
• Oxidation occurs at -ve electrode and reduction at +ve electrode

Tags

NGSS.HS-PS1-2

During the electrolysis of dilute sulfuric acid, hydrogen is collected at the cathode.

What is the ionic half-equation for this reaction?

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What are the electrode products when molten silver iodide is electrolysed between inert electrodes?

• A

• B

• C

• D