Chemistry · Chemical Reactions and Equations
Which of the following is a double-displacement reaction?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Na 2 SO 4 (aq) + BaCl 2 (aq) → BaSO 4 (s) + 2NaCl(aq)✓
- 2Zn(s) + CuSO 4 (aq) → ZnSO 4 (aq) + Cu(s)
- 3Pb(s) + CuCl 2 (aq) → PbCl 2 (aq) + Cu(s)
- 4Fe(s) + CuSO 4 (aq) → FeSO 4 (aq) + Cu(s)
Correct answer
Na 2 SO 4 (aq) + BaCl 2 (aq) → BaSO 4 (s) + 2NaCl(aq)
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