The amphoteric metallic oxide is:

calcium oxide

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barium oxide

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zinc oxide

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copper (II) oxide

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Solution

The correct option is A zinc oxide
An amphoteric oxide is an oxide that can act as either an acid or base in a reaction.
$A l_{2} O_{3}$ is an amphoteric oxide. When reacted with HCl, it acts as a base to form the salt $A l C l_{3}$ . When reacted with NaOH, it acts as an acid to form $N a A l O_{2}$ .
also, zinc oxide is an amphoteric oxide.

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Similar questions

Zinc oxide reacts with $C a {(O H)}_{2}$ and $H_{2} S O_{4}$ , thus it is called ________.

Zinc oxide is a metallic oxide . Which of the following term best describes the nature of zinc oxide:
(a) an acidic oxide (b) a basic oxide (c) an amphoteric oxide (d) a neutral oxide

Identify the types of oxides:-

(i) $Z n O$

(ii) $H_{2} O$

(iii) $C O_{2}$

(iv) $N O$

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