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8 Fe + S8 + 16 HCl = 8 H2S + 8 FeCl2
Na + H5O = Na3O3H4 + H4 =>
12 Na + 12 H5O = 4 Na3O3H4 + 11 H4
XB + C = XBC =>
XB + C = XBC
Fe(NO3)3 = Fe + NO + O2 =>
Fe(NO3)3 = Fe + 3 NO + 3 O2
NH4Cl + CaOH = NH4OH + CaCl =>
NH4Cl + CaOH = NH4OH + CaCl
BaCl2 + NaHCO3 = BaHCO3 + NaCl2 =>
BaCl2 + NaHCO3 = BaHCO3 + NaCl2
HJ + K2MnO4 + H2SO4 = J + K2SO4 + MnSO4 + H2O =>
4 HJ + K2MnO4 + 2 H2SO4 = 4 J + K2SO4 + MnSO4 + 4 H2O
Co4Sb12 + InSb = In01Co4Sb12 + Sb =>
Co4Sb12 + InSb = In01Co4Sb12 + Sb
Fe(OH)3 + NaF = FeF3 + NaOH =>
Fe(OH)3 + 3 NaF = FeF3 + 3 NaOH
Rb + P4 = RbP =>
4 Rb + P4 = 4 RbP
ZnO(s) + SO2(g) = ZnS(s) + O2(g) =>
2 ZnO(s) + 2 SO2(g) = 2 ZnS(s) + 3 O2(g)
MnO4{-} + HS{-} + H{+} = Mn{2+} + SO4{-2} + H2O =>
8 MnO4{-} + 5 HS{-} + 19 H{+} = 8 Mn{2+} + 5 SO4{-2} + 12 H2O
CH4 + Na = CH3Na + H2 =>
2 CH4 + 2 Na = 2 CH3Na + H2
NH4ClO4 + Al = N + H2O + HCl + Al2O3 =>
6 NH4ClO4 + 10 Al = 6 N + 9 H2O + 6 HCl + 5 Al2O3
Mg(NO3)2 + AlCl3 = MgCl2 + Al(NO3)3 =>
3 Mg(NO3)2 + 2 AlCl3 = 3 MgCl2 + 2 Al(NO3)3
Mg(s) + H2O(l) = Mg(OH)2(aq) + H2(g) =>
Mg(s) + 2 H2O(l) = Mg(OH)2(aq) + H2(g)
SnCl2 + HCl + Na2SO3 = H2S + NaCl + SnCl4 + H2O =>
3 SnCl2 + 8 HCl + Na2SO3 = H2S + 2 NaCl + 3 SnCl4 + 3 H2O
CH4 + CCl2 = C3H6 + HCl =>
2 CH4 + CCl2 = C3H6 + 2 HCl
CuSO4 + CaSO3 = CuSO3 + CaSO4 =>
CuSO4 + CaSO3 = CuSO3 + CaSO4
C6H12 + H2 = C6H14 =>
C6H12 + H2 = C6H14
Al + I + H2O = Al(HI)3 + O2 =>
4 Al + 12 I + 6 H2O = 4 Al(HI)3 + 3 O2
H2SO4 + SN(OH)2 = SNSO4 + H2O =>
H2SO4 + SN(OH)2 = SNSO4 + 2 H2O
Xe2 + F2 = XeF2 =>
Xe2 + 2 F2 = 2 XeF2
HCH3COO + Cu = Cu2C + CO2 + H2 =>
HCH3COO + 2 Cu = Cu2C + CO2 + 2 H2
He + O = OHe2 =>
2 He + O = OHe2
Li2CO3 + HNO3 = CO2 + H2O + LiNO3 =>
Li2CO3 + 2 HNO3 = CO2 + H2O + 2 LiNO3
HBr + Ca(ClO)2 = Br2 + CaCl2 + H2O =>
4 HBr + Ca(ClO)2 = 2 Br2 + CaCl2 + 2 H2O
C4S2 + O2 = CO2 + SO2 =>
C4S2 + 6 O2 = 4 CO2 + 2 SO2
Zn3N2 = Zn + N =>
Zn3N2 = 3 Zn + 2 N
CU(NO3)2 = CUO + NO + O2 =>
2 CU(NO3)2 = 2 CUO + 4 NO + 3 O2
OH = H2O2 =>
2 OH = H2O2
H3PO4 + NaOH = H2O + PO4Na3 =>
H3PO4 + 3 NaOH = 3 H2O + PO4Na3
Pb3Cl2 + Zn = ZnCl + Pb =>
Pb3Cl2 + 2 Zn = 2 ZnCl + 3 Pb
Al + H2S4 = Al2(S4)3 + H2 =>
2 Al + 3 H2S4 = Al2(S4)3 + 3 H2
P2O5 + KOH = K3PO4 + H2O =>
P2O5 + 6 KOH = 2 K3PO4 + 3 H2O
CdS + I2 + HCl = Cd2(Cl2) + HI + S =>
2 CdS + I2 + 2 HCl = Cd2(Cl2) + 2 HI + 2 S
K2 + HCl = KCl + H2 =>
K2 + 2 HCl = 2 KCl + H2
Ag + H3PO4 = Ag3PO4 + H =>
3 Ag + H3PO4 = Ag3PO4 + 3 H
Na2O2 + Fe = Fe2O3 + Na2O =>
3 Na2O2 + 2 Fe = Fe2O3 + 3 Na2O
Cu{+2} + C2O4{2-} = Cu + CO2 =>
Cu{+2} + C2O4{2-} = Cu + 2 CO2
NH4NCO = NH2CONH2 =>
NH4NCO = NH2CONH2
SO3 + HCl = Cl2 + SO2 + H2O =>
SO3 + 2 HCl = Cl2 + SO2 + H2O
Re + I2 = ReI5 =>
2 Re + 5 I2 = 2 ReI5
I2 + C6H14 = HI + C =>
7 I2 + C6H14 = 14 HI + 6 C
O2 + Mn2O3 = Mn2O7 =>
2 O2 + Mn2O3 = Mn2O7
CoNO3 + LiOH = CoOH + LiNO3 =>
CoNO3 + LiOH = CoOH + LiNO3
BaSO4 + Fe = BaFe + SO4 =>
BaSO4 + Fe = BaFe + SO4
CO2 + H2O = COH + OH =>
CO2 + 2 H2O = COH + 3 OH
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
NaCl + Al = Na3Al + Cl2 =>
6 NaCl + 2 Al = 2 Na3Al + 3 Cl2
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