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Analytical Chemistry — Chemistry STD 10 — Question

ICSE BoardEnglish MediumSTD 10ChemistryAnalytical Chemistry2 Marks
Question
(a) Define Amphoteric oxide.
(b) Write atleast one example of Amphoteric oxide and also state the chemical equations involved.
✓

Answer

(a) The metal oxides that react with both acid and alkalies to form salt and water.
(b) ZnO + 2HCl → ZnCl2 + H2O
ZnO + 2NaOH → Na2ZnO2 + H2O

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