Assertion : When a solution of Na2ZnO2 is acidified with dilute HCl and treated with H2S

CHEMISTRY · Subjective · ICSE · Chemistry · Study of the First Element – Hydrogen · Study of the First Element – Hydrogen

Problem

Assertion : When a solution of Na₂ZnO₂ is acidified with dilute HCl and treated with H₂S, a precipitate of ZnS is formed. Reason : Na₂ZnO₂ is decomposed by HCl to give Zn²⁺ ions.

Related theory

Amphoteric metals with alkalis
Transition elements: general trends

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