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Fe + HgO = HgFeO
K(ClO3) + H2SO4 = KH(SO4) + O + ClO2 + H2O =>
2 K(ClO3) + 2 H2SO4 = 2 KH(SO4) + O + 2 ClO2 + H2O
NaCrO4 + Br2 + NaOH = Na2CrO4 + HOH + HBrO3 =>
10 NaCrO4 + Br2 + 10 NaOH = 10 Na2CrO4 + 4 HOH + 2 HBrO3
MnSO4 + PbO2 + HNO3 = Pb(NO3)2 + H2O + PbSO4 + HMnO4 =>
2 MnSO4 + 5 PbO2 + 6 HNO3 = 3 Pb(NO3)2 + 2 H2O + 2 PbSO4 + 2 HMnO4
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
(NH4)2S + PbBr2 = NH4Br + PbS =>
(NH4)2S + PbBr2 = 2 NH4Br + PbS
ZnO + TiO2 + Cr2O3 = Zn195Cr5TiO4 + O2 =>
780 ZnO + 4 TiO2 + 10 Cr2O3 = 4 Zn195Cr5TiO4 + 401 O2
I2 + Al + H2O = HI + Al(OH)3 =>
3 I2 + 2 Al + 6 H2O = 6 HI + 2 Al(OH)3
K + S = K2S3 =>
2 K + 3 S = K2S3
ZnCl2 + CrO4SO3 = ZnSO3 + CrO4Cl2 =>
ZnCl2 + CrO4SO3 = ZnSO3 + CrO4Cl2
Na + HNO3(k) = NaNO3 + N2O + H2O =>
8 Na + 10 HNO3(k) = 8 NaNO3 + N2O + 5 H2O
Al2O3 + NaCl = NaAlO2 + AlCl3 =>
2 Al2O3 + 3 NaCl = 3 NaAlO2 + AlCl3
AgNO3Ca(NO3)2 = Ag(NO3)2CaNO3 =>
AgNO3Ca(NO3)2 = Ag(NO3)2CaNO3
Ba(OH)2 + KNH4 = KOH + Ba(NH4)2 =>
Ba(OH)2 + 2 KNH4 = 2 KOH + Ba(NH4)2
CuS + KOH = K2S + Cu(OH)2 =>
CuS + 2 KOH = K2S + Cu(OH)2
Fe(SCN)3 + H3PO4 = H3[Fe(PO4)2] + HCNS =>
Fe(SCN)3 + 2 H3PO4 = H3[Fe(PO4)2] + 3 HCNS
Mg(OH)2 + CuO = Cu(OH)2 + MgO =>
Mg(OH)2 + CuO = Cu(OH)2 + MgO
Mg + Fe2{+} = MgFe2{+} =>
Mg + Fe2{+} = MgFe2{+}
H + As + O2 = H3AsO4 =>
3 H + As + 2 O2 = H3AsO4
CH4 + O2 = (CH4)2O =>
4 CH4 + O2 = 2(CH4)2O
K2Cr2O7 + NaNO2 + H2SO4 = K2SO4 + NaNO3 + Cr2(SO4)3 + H2O =>
K2Cr2O7 + 3 NaNO2 + 4 H2SO4 = K2SO4 + 3 NaNO3 + Cr2(SO4)3 + 4 H2O
Mn(NO3)2(s) + NaOH(aq) = Mn(OH)2(s) + NaNO3(aq) =>
Mn(NO3)2(s) + 2 NaOH(aq) = Mn(OH)2(s) + 2 NaNO3(aq)
NaCN + H2O = HCN + NaOH = =>
NaCN + H2O = HCN + NaOH
S(s) + Na2SO3(aq) = Na2S2O3 =>
S(s) + Na2SO3(aq) = Na2S2O3
Sn + HCl = H2 + Sn(Cl)4 =>
Sn + 4 HCl = 2 H2 + Sn(Cl)4
Al(OH)3 + Mg = AlMg + (OH)3 =>
Al(OH)3 + Mg = AlMg + (OH)3
MgNO3(aq) + NaPO4(aq) = NaNO3(aq) + MgPO4(s) =>
MgNO3(aq) + NaPO4(aq) = NaNO3(aq) + MgPO4(s)
C8H7ONH2 + NaBH4 = C8H7OHNH2 + Na + BH3 =>
C8H7ONH2 + NaBH4 = C8H7OHNH2 + Na + BH3
P + H2O2 = PO2 + H2O =>
P + 2 H2O2 = PO2 + 2 H2O
C6H6 + H3PO3 = P4 + H2C2O4 + H2O =>
C6H6 + 8 H3PO3 = 2 P4 + 3 H2C2O4 + 12 H2O
(NH4)2CO3 + HNO3 = NH4NO3 + CO2 + H2O =>
(NH4)2CO3 + 2 HNO3 = 2 NH4NO3 + CO2 + H2O
H2 + N(O)3 = H2O + N2 =>
6 H2 + 2 N(O)3 = 6 H2O + N2
Na + MgCl2 = NaCl + Mg =>
2 Na + MgCl2 = 2 NaCl + Mg
LiOH + H2SO4 = HOH + Li2(SO4) =>
2 LiOH + H2SO4 = 2 HOH + Li2(SO4)
H2O + CN = HCN + O2 =>
2 H2O + 4 CN = 4 HCN + O2
NaOH + HC8H4O4 = Na + H2O + C8H4O4 =>
NaOH + HC8H4O4 = Na + H2O + C8H4O4
K2(Cr2O7) + ZnCl2 + H2SO4 = Cr2(SO4)3 + K2(SO4) + Zn(SO4) + Cl2 + H2O =>
K2(Cr2O7) + 3 ZnCl2 + 7 H2SO4 = Cr2(SO4)3 + K2(SO4) + 3 Zn(SO4) + 3 Cl2 + 7 H2O
HNO3 + (NH4)2CO3 = NH4NO3 + CO3 + H2O =>
10 HNO3 + 4(NH4)2CO3 = 9 NH4NO3 + 4 CO3 + 3 H2O
CuS + HNO3 = Cu(NO3)2 + S + NO + H2O =>
3 CuS + 8 HNO3 = 3 Cu(NO3)2 + 3 S + 2 NO + 4 H2O
NaCl + SiO2 = Na2O + SiCl4 =>
4 NaCl + SiO2 = 2 Na2O + SiCl4
MnO2 + SO2 = MnS2O6 =>
MnO2 + 2 SO2 = MnS2O6
BaCl2 + HCl = HBa + Cl =>
BaCl2 + HCl = HBa + 3 Cl
KOH + SO3 = KO2 + SO2 + H2O =>
2 KOH + 3 SO3 = 2 KO2 + 3 SO2 + H2O
P4 + HBrO3 + H2O = H3PO4 + HBr =>
3 P4 + 10 HBrO3 + 18 H2O = 12 H3PO4 + 10 HBr
H2O2(aq) + MnO2 = MnH2 + O2 =>
H2O2(aq) + MnO2 = MnH2 + 2 O2
Fe + CaCo3 = FeCo3 + Ca =>
Fe + CaCo3 = FeCo3 + Ca
CH3CH2NH4Br = CH3CH2 + NH4Br =>
CH3CH2NH4Br = CH3CH2 + NH4Br
Zn + HI = ZnI2 + H2 =>
Zn + 2 HI = ZnI2 + H2
Na2S2O8 + H2O + Na2S2O5 = NaHSO4 =>
2 Na2S2O8 + 3 H2O + Na2S2O5 = 6 NaHSO4
SrCl2 + KMnO4 + H2PO4 = Cl2 + Mn3(PO4)2 + Sr3(PO4)2 + K2PO4 + H2O =>
51 SrCl2 + 12 KMnO4 + 48 H2PO4 = 51 Cl2 + 4 Mn3(PO4)2 + 17 Sr3(PO4)2 + 6 K2PO4 + 48 H2O
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