Multiple choice

The chemical effect of electric current is not used in the industry for which of the following purposes?

  1. Decomposing chemical compounds

  2. Production of chemical compounds

  3. Purification of metals

  4. Separation of certain metals from the ores

  5. Electroplating metals

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

This is the correct option as the chemical effect of electric current is not used in the industry for the separation of certain metals from the ores. It is used for the production of certain metals from the ores.