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7 H2SO4 + Cu2O = 2 CuO4 + 7 SO2 + 7 H2O
Pb(C2H3O2)2(aq) + AgNO3(aq) = Pb(NO3)2 + AgC2H3O2 =>
Pb(C2H3O2)2(aq) + 2 AgNO3(aq) = Pb(NO3)2 + 2 AgC2H3O2
NaOH(ac) + Pb(NO3)2(ac) = Pb(OH)2 + NaNO3 =>
2 NaOH(ac) + Pb(NO3)2(ac) = Pb(OH)2 + 2 NaNO3
Zn + Pb2O4 = ZnO + Pb =>
4 Zn + Pb2O4 = 4 ZnO + 2 Pb
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
CO2 + SiS2 = SiO2 + CS2 =>
CO2 + SiS2 = SiO2 + CS2
Sn + HNO4 = SnO2 + N2O + H2O =>
3 Sn + 2 HNO4 = 3 SnO2 + N2O + H2O
K2Cr2O7 + MgCl2 + NaOH = MgCrO4 + KCl + NaCl + H2O =>
K2Cr2O7 + 2 MgCl2 + 2 NaOH = 2 MgCrO4 + 2 KCl + 2 NaCl + H2O
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
BaO + CO2 = BaO(CO2) =>
BaO + CO2 = BaO(CO2)
Cu(NO3)2*2H2O = Cu(NO3)2 + H2O =>
Cu(NO3)2*2H2O = Cu(NO3)2 + 2 H2O
CoCl4 + Ag(NO3) = AgCl4 + Co(NO3) =>
CoCl4 + Ag(NO3) = AgCl4 + Co(NO3)
C3H7OH(g) + O2(g) = H2O(g) + CO2(g) =>
2 C3H7OH(g) + 9 O2(g) = 8 H2O(g) + 6 CO2(g)
MoO4{-2} + PO4{-3} + H{+} = H3PO4*12MoO3 + H2O =>
12 MoO4{-2} + PO4{-3} + 27 H{+} = H3PO4*12MoO3 + 12 H2O
Fr + HS = FrHS =>
Fr + HS = FrHS
Cu(H2O)4 + HCl = CuCl4 + H2O + H =>
Cu(H2O)4 + 4 HCl = CuCl4 + 4 H2O + 4 H
NaCl + BaN2O6 = NaNO3 + BaCl2 =>
2 NaCl + BaN2O6 = 2 NaNO3 + BaCl2
C7H6O3 + CH3COOCH3 = C8H8O3 + H2O =>
5 C7H6O3 + 7 CH3COOCH3 = 7 C8H8O3 + 8 H2O
NiCO3 + HNO3 = Ni(NO3) + HCO3 =>
NiCO3 + HNO3 = Ni(NO3) + HCO3
C2H6O + Cr2O7{-} + H{+} = C2H4O + H2O + Cr3{+}showthehalfreaction =>
37 C2H6O + 6 Cr2O7{-} + 10 H{+} = 37 C2H4O + 42 H2O + 4 Cr3{+}showthehalfreaction
C3H7OH + K2Cr2O7 + H2SO4 = CH3CH2COOH + K2SO4 + Cr2(SO4)3 + H2O =>
3 C3H7OH + 2 K2Cr2O7 + 8 H2SO4 = 3 CH3CH2COOH + 2 K2SO4 + 2 Cr2(SO4)3 + 11 H2O
K2MnO4 + H2SO4 + MnO2 = KMnO4 + MnSO4 + H2O =>
K2MnO4 + 2 H2SO4 + 3 MnO2 = 2 KMnO4 + 2 MnSO4 + 2 H2O
Ag + K2Cr2O7 + H2SO4 = Ag2SO4 + K2SO4 + Cr2(SO4)3 + H2O =>
6 Ag + K2Cr2O7 + 7 H2SO4 = 3 Ag2SO4 + K2SO4 + Cr2(SO4)3 + 7 H2O
KClO3 + H2SO4 = Cl2O + HClO4 + K2SO4 + H2O =>
6 KClO3 + 3 H2SO4 = Cl2O + 4 HClO4 + 3 K2SO4 + H2O
C5H4CH3Mn(CO)3 + HCl + NaNO3 + NH4PF6 = [CH3C5H4Mn(CO)2NO][PF6] + CO + NH4 + H2O + NaCl =>
3 C5H4CH3Mn(CO)3 + 2 HCl + 2 NaNO3 + 3 NH4PF6 = 3[CH3C5H4Mn(CO)2NO][PF6] + 3 CO + 2 NH4 + 3 H2O + 2 NaCl
CuO(s) + H2(g) = Cu(s) + H2O =>
CuO(s) + H2(g) = Cu(s) + H2O
AlPO4 + NaOH = [Al(OH)2]3PO4 + Na3PO4 =>
3 AlPO4 + 6 NaOH = [Al(OH)2]3PO4 + 2 Na3PO4
As + NaClO + NaOH = Na3AsO4 + NaCl + H2O =>
2 As + 5 NaClO + 6 NaOH = 2 Na3AsO4 + 5 NaCl + 3 H2O
Al(BrO3)3 + Na2SO4 = Al2(SO4)3 + NaBrO3 =>
2 Al(BrO3)3 + 3 Na2SO4 = Al2(SO4)3 + 6 NaBrO3
NH4Br(aq) + Hg(NO3)2(aq) = HgBr(s) + NH4(NO3)2(aq) =>
NH4Br(aq) + Hg(NO3)2(aq) = HgBr(s) + NH4(NO3)2(aq)
Ca(OH)2 + NaOH = CaOHNaO + H2O =>
Ca(OH)2 + NaOH = CaOHNaO + H2O
Mn{4+} + Fe{2+} = Mn{2+} + Fe{3+} =>
Mn{4+} + 2 Fe{2+} = Mn{2+} + 2 Fe{3+}
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Na2SiO + BaCl2 = BaSiO + NaCl =>
Na2SiO + BaCl2 = BaSiO + 2 NaCl
CaCO3 + HCl = CO2 + CaCl2 + H2O =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
SiO2 + H2SO4 = Si(SO4)2 + H2O =>
SiO2 + 2 H2SO4 = Si(SO4)2 + 2 H2O
C2H5OH + CH3CHO = CH3CH(OC2H5)2 + H2O =>
2 C2H5OH + CH3CHO = CH3CH(OC2H5)2 + H2O
CsOH + CO = Cs2CO3 + H2 =>
2 CsOH + CO = Cs2CO3 + H2
Na3PO4 + (NH4)2SO4 = Na2SO4 + (NH4)3PO4 =>
2 Na3PO4 + 3(NH4)2SO4 = 3 Na2SO4 + 2(NH4)3PO4
Ba(OH)2 + NH4Br = BaBr2 + NH4OH =>
Ba(OH)2 + 2 NH4Br = BaBr2 + 2 NH4OH
CaAl2Si2O8 + CaSiO3 = SiO2 + Ca2Al2SiO7 =>
CaAl2Si2O8 + CaSiO3 = 2 SiO2 + Ca2Al2SiO7
C10000H2 + O2 = CO2 + H2O =>
2 C10000H2 + 20001 O2 = 20000 CO2 + 2 H2O
CuS + HCl = CuCl2 + H2S =>
CuS + 2 HCl = CuCl2 + H2S
ZnSO4 + K3PO4 = Zn3(PO4)2 + K2SO4 =>
3 ZnSO4 + 2 K3PO4 = Zn3(PO4)2 + 3 K2SO4
Cu(NO3)2 + K(OH) = Cu(OH)2 + KNO3 =>
Cu(NO3)2 + 2 K(OH) = Cu(OH)2 + 2 KNO3
Na2(C4H4O62) + Hg(NO3)2 = Na(NO3) + Hg(C4H4O62) =>
Na2(C4H4O62) + Hg(NO3)2 = 2 Na(NO3) + Hg(C4H4O62)
HCl + Hg(OH)2 = Hg(Cl)2 + H2O =>
2 HCl + Hg(OH)2 = Hg(Cl)2 + 2 H2O
AgNO3 + Fe = AgNO3Fe =>
AgNO3 + Fe = AgNO3Fe
AgNO3 + Mn(OH)2 = Mn(NO3)2 + Ag2O + H2O =>
2 AgNO3 + Mn(OH)2 = Mn(NO3)2 + Ag2O + H2O
C12H22O11 + KNO3 = KNO2 + CO2 + H2O =>
C12H22O11 + 24 KNO3 = 24 KNO2 + 12 CO2 + 11 H2O
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