Home / Unit-7 Electrochemistry / Question
MCQ
Which of the following metals is least reactive?
Unit-7 Electrochemistry
A Sodium
B Gold
C Calcium
D Magnesium
Explanation

Gold resists oxidation and corrosion most strongly.

Related MCQs

Molten sodium chloride on electrolysis gives sodium metal at the ____.
Unit-7 Electrochemistry View
Cations are ____.
Unit-7 Electrochemistry View
Coating iron with zinc is called ____.
Unit-7 Electrochemistry View
The emf of a simple zinc-copper galvanic cell is approximately ____.
Unit-7 Electrochemistry View
Which gas is commonly used as a reducing agent in the extraction of metals?
Unit-7 Electrochemistry View
In electroplating, the object to be plated is connected to the ____.
Unit-7 Electrochemistry View