Classify the following reactions as synthesis, decomposition, single displacement, double displacement, precipitation, acid-base neutralization, oxidation-reduction, or combustion. Each reaction can be classified with more than one of these terms. Hg(1)+S(s) HgS(s) synthesis (combination) decomposition single displacement double displacement precipitation acid-base neutralization oxidation-reduction combustion Fe(s) + Cu(C₂H₂O₃)₂(aq) -> Cu(s) + Fe(C₂H₃O₂)(aq) synthesis (combination) decomposition single displacement double displacement precipitation acid-base neutralization oxidation-reduction combustion Pb(NO), (aq) + 2 KI(aq) Pbl₂(s) + 2 KNO3(aq) synthesis (combination) decomposition single displacement double displacement precipitation acid-base neutralization oxidation-reduction combustion 2 K(s) + 2H2O(1)->2 KOH(aq) + H₂(g) synthesis (combination) decomposition single displacement double displacement precipitation acid-base neutralization oxidation-reduction combustion H₂SO₄(aq) + Mg(OH), (aq) -> 2H,O(I) + MgSO, (aq) synthesis (combination) decomposition single displacement double displacement precipitation acid-base neutralization oxidation-reduction combustion CH(0)+120,(g) 8CO, (g) + 16H,O(g) synthesis (combination) decomposition single displacement double displacement precipitation acid-base neutralization oxidation-reduction combustion