The reaction 2NaOH + Zn -> Na2ZnO2 + H2 shows that
○ Zinc reacts only with acids
Zinc reacts with both an acid and a base
○ NaOH never reacts with metals
○ Zinc produces oxygen gas
Show explanation
This reaction shows zinc reacting with the base sodium hydroxide, releasing hydrogen gas, in addition to reacting with acids. — Examisthan.com