Multiple choice

Which of the following cannot be produced by passing electric current through its compounds in molten state?

  1. Magnesium

  2. Calcium

  3. Sodium

  4. Aluminium

  5. Platinum

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

This is the correct option. Platinum cannot be produced by passing electric current through its compounds in molten state because it is the least reactive metal.