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  4. Identify the element that forms amphoteric oxide:

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Q. Identify the element that forms amphoteric oxide:

NTA AbhyasNTA Abhyas 2022

Solution:

Metal oxides which react with both acids and bases to produce salts and water are known as amphoteric oxides.
$ZnO+2HCl \rightarrow ZnCl_{2}+H_{2}O$
$ZnO+2NaOH \rightarrow Na_{2}ZnO_{2}+H_{2}O$