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CHEMISTRY

JAMB 2019 - Question 15

Chemistry 2019 JAMB Past Questions - Question 15: the substance ZnO dissolves in sodium hydroxide solution and mnral acid soltion to gve solun=ble product in ech case ZnO is therfore reffered to as

Choose the most appropriate option for the gap .

the substance ZnO dissolves in sodium hydroxide solution and mnral acid soltion to gve solun=ble product in ech case ZnO is therfore reffered to as

A: allotropic oxide

B: an amphoteric oxiide

C: a perioxide

D: a dioxide

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Correct Answer

Explanation

Atmospheric substances shoe=ws both basic and acidic characters hencethey react wit both acids and base to form salt and water example are zinc oxide (ZNO)Lead oxide ,Aluminium oxide etc