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Cambridge IGCSE Chemistry 0620 · 120 questions

Q103Stoichiometry

The formula of the ammonium ion is

(a)NH₃

(b)NH₄⁻

(c)NH₂⁻

(d)NH₄⁺

Correct answer: (d) NH₄⁺

Explanation: Ammonia is NH₃.

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