JEE Main Chemistry question

Chemistry General Principles and Processes of Isolation of Elements (Metallurgy)JEE Main

Not in JEE Main or NEET syllabus

Which metal has a greater tendency to form a metal oxide?

(A)Cr
(B)Fe
(C)Al
(D)CaCorrect

Answer: (D)

Solution

The tendency of a metal to form an oxide correlates with the thermodynamic stability of that oxide, and ionic oxides are generally much more stable than oxides with significant covalent character.

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Question ID VK-155883