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Cu(NO3)2 + 2 Zn = Cu + 2 ZnNO3
Cu(s) + HCl(aq) = CuCl2(aq) + H2(g) =>
Cu(s) + 2 HCl(aq) = CuCl2(aq) + H2(g)
KOH + H2SO4 = K2SO4 + H2O =>
2 KOH + H2SO4 = K2SO4 + 2 H2O
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
Zn(s) + Br2(l) = ZnBr2(l) =>
Zn(s) + Br2(l) = ZnBr2(l)
NO + CH4 = HCN + H2O + H2 =>
2 NO + 2 CH4 = 2 HCN + 2 H2O + H2
MgSO4 + H2O = MgO + H2SO4 =>
MgSO4 + H2O = MgO + H2SO4
Al + Cl = AlCl2 =>
Al + 2 Cl = AlCl2
Fe2O3 + Al = Al2O3 + Fe =>
Fe2O3 + 2 Al = Al2O3 + 2 Fe
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Al(OH)3 + HNO3 = Al(NO3)3 + H2O =>
Al(OH)3 + 3 HNO3 = Al(NO3)3 + 3 H2O
CH3COOCH3 + NAOH = CH3COONA + CH3OH =>
CH3COOCH3 + NAOH = CH3COONA + CH3OH
OCl{-} + S2O3{2-} + OH{-} = SO4{2-} + Cl{-} + H2O =>
4 OCl{-} + S2O3{2-} + 2 OH{-} = 2 SO4{2-} + 4 Cl{-} + H2O
NH4NO3(aq) = NH3(g) + HNO3(aq) =>
NH4NO3(aq) = NH3(g) + HNO3(aq)
MgCl2 + K2S = MgS + KCl =>
MgCl2 + K2S = MgS + 2 KCl
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
SO2 + K2CrO4 + KOH = K2SO4 + KCrO2 + H2O =>
3 SO2 + 2 K2CrO4 + 4 KOH = 3 K2SO4 + 2 KCrO2 + 2 H2O
Ca + H2O = Ca(OH)2 + H =>
Ca + 2 H2O = Ca(OH)2 + 2 H
Na + HCl = H2 + NaCl =>
2 Na + 2 HCl = H2 + 2 NaCl
Pb + Cu(NO3)2 = PbNO3 + Cu =>
2 Pb + Cu(NO3)2 = 2 PbNO3 + Cu
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
In + O2 = In3O2 =>
3 In + O2 = In3O2
(NH4)(NO3) = N2 + O2 + H2O =>
2(NH4)(NO3) = 2 N2 + O2 + 4 H2O
Pb + Ag2S = PbS + Ag2 =>
Pb + Ag2S = PbS + Ag2
C5H8 + O2 = CO2 + H2O =>
C5H8 + 7 O2 = 5 CO2 + 4 H2O
ZnO + C = Zn + CO =>
ZnO + C = Zn + CO
KBr + Pb(NO3)2 = KNO3 + PbBr2 =>
2 KBr + Pb(NO3)2 = 2 KNO3 + PbBr2
C5H10O + O2 = CO2 + H2O =>
C5H10O + 7 O2 = 5 CO2 + 5 H2O
H3PO4(aq) + NaOH(aq) = Na2HPO4(aq) + H2O(l) =>
H3PO4(aq) + 2 NaOH(aq) = Na2HPO4(aq) + 2 H2O(l)
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
AlCl3 + NH4OH = [Al(NH3)6]Cl3 + H2O =>
AlCl3 + 6 NH4OH = [Al(NH3)6]Cl3 + 6 H2O
Li + Cl2 = LiCl =>
2 Li + Cl2 = 2 LiCl
Mg + HCl = MgCl12 + H2 =>
Mg + 12 HCl = MgCl12 + 6 H2
C + O2 = CO2 =>
C + O2 = CO2
C6H14O + O2 = CO2 + H2O =>
C6H14O + 9 O2 = 6 CO2 + 7 H2O
Pb(s) + AgNO3(aq) = PbNO3 + Ag =>
Pb(s) + AgNO3(aq) = PbNO3 + Ag
Pb(s) + O2(g) = Pb2O3(s) =>
4 Pb(s) + 3 O2(g) = 2 Pb2O3(s)
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Al + NaOH = Al(OH)3 + Na =>
Al + 3 NaOH = Al(OH)3 + 3 Na
C6H12O + O2 = CO2 + H2O =>
2 C6H12O + 17 O2 = 12 CO2 + 12 H2O
NH4Cl + Ca(OH)2 = CaCl2 + NH3 + H2O =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 NH3 + 2 H2O
SO2 + O2 + H2O = H2SO4 =>
2 SO2 + O2 + 2 H2O = 2 H2SO4
C6H10O5(s) + O2(g) = CO2(g) + H2O(g) =>
C6H10O5(s) + 6 O2(g) = 6 CO2(g) + 5 H2O(g)
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
Pt + O2 = PtO =>
2 Pt + O2 = 2 PtO
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
Na + HCl = NaCl + H2 =>
2 Na + 2 HCl = 2 NaCl + H2
Zn + CH3COOH = Zn(CH3COO) + H2 =>
2 Zn + 2 CH3COOH = 2 Zn(CH3COO) + H2
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