Test SeriesFree PYQsExamsPricing

JEE Main Chemistry question

ChemistryGeneral Principles and Processes of Isolation of Elements (Metallurgy)JEE Main

Not in JEE Main or NEET syllabus

How many of the following metals can be extracted by auto-reduction?

Fe, Zn, Pb, Al, Hg, Cu, K, Ca

Answer: 3

Solution

Pb, Hg and Cu are all classic examples of metals obtained by auto- (self-) reduction of a mixture of their own oxide and

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-145590