Which of the Following Is an Acid-Base Reaction

question 215

Multiple Choice

Which of the following is an acid-base reaction?

• A) C(s) + O₂(g) → CO₂(g)
• B) 2 HClO₄(aq) + Ca(OH)₂(aq) → 2 H₂O(l) + Ca(ClO₄)₂(aq)
• C) Fe(s) + 2 AgNO₃(aq) → 2 Ag(s) + Fe(NO₃)₂(aq)
• D) MgSO₄(aq) + Pb(NO₃)₂(aq) → Mg(NO₃)₂(aq) + PbSO₄(s)
• E) None of the above is an acid-base reaction.

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