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MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Inorganic Chemistryp-Block (group 13 and 14)Aluminium and Its Compounds

Which one is the wrong statement ?

A.Aluminium is the most abundant metal in the earth’s

B.Aluminium is not affected by strong alkalies✓ Correct

C.Aluminium becomes passive with conc. HNO₃

D.Aluminium when heated in the atmosphere of

Explanation

Aluminium metal reacts with strong alkalis to form corresponding aluminates and evolves Hydrogen gas. In fact, these reactions are highly exothermic in nature and occur rapidly. Due to this reason, NaOH is not stored in Aluminium containers. p-BLOCK (GROUP 13 AND 14) 13

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