Q. All metals form oxides of the MO type apart from

A
Barium
B
Silver
C
Copper
D
Lead
Solution:

Oxides are binary compounds formed by the reaction of oxygen with other elements. Oxygen is highly reactive in nature. They react with metals and non-metal to form oxides. Metal Oxides have an oxidation number of -2 and generally comprise of an oxygen anion.

Ba, Cu and Pb shows +2 oxidation state, for silver the important oxidation state in all of its compounds is +1.

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