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4 Bi2O3(s) + 3 CH4(g) = 8 Bi(s) + 3 CO2(g) + 6 H2O(l)
SO3 + Na2SO3 = Na2SO4 + SO2 =>
SO3 + Na2SO3 = Na2SO4 + SO2
CuCl2 + KCN = CuCN + C2N2 + KCl =>
2 CuCl2 + 4 KCN = 2 CuCN + C2N2 + 4 KCl
BCl3 + N2 + H2 = HCl + BN =>
2 BCl3 + N2 + 3 H2 = 6 HCl + 2 BN
Ca(OH)2 + CaC2O4 = H2C2O4 + CaO =>
Ca(OH)2 + CaC2O4 = H2C2O4 + 2 CaO
C3H8O2 = C2H6O + C2H4O2 =>
2 C3H8O2 = 2 C2H6O + C2H4O2
Ba(OH)2 + MgSO4 = Mg(OH)2 + BaSO4 =>
Ba(OH)2 + MgSO4 = Mg(OH)2 + BaSO4
MnO4{-} + HAsO2 + H{+} + H2O = Mn2{+} + H3AsO4 =>
4 MnO4{-} + 13 HAsO2 + 6 H{+} + 10 H2O = 2 Mn2{+} + 13 H3AsO4
Na2AsO3 + Zn + HCl = AsH3 + ZnCl2 + NaCl + H2O =>
2 Na2AsO3 + 7 Zn + 18 HCl = 2 AsH3 + 7 ZnCl2 + 4 NaCl + 6 H2O
Rb + RbNO4 = Rb2O + N2 =>
14 Rb + 2 RbNO4 = 8 Rb2O + N2
Zn(s) + H2SO3(aq) + OH{-}(aq) + H20(l) = Zn(OH)42{-}(aq) + S(s) =>
60 Zn(s) + 820 H2SO3(aq) + 60 OH{-}(aq) + 41 H20(l) = 60 Zn(OH)42{-}(aq) + 820 S(s)
NH4(OH)2 + NH4Cl = NH4 + ClO2 + H2 =>
NH4(OH)2 + NH4Cl = 2 NH4 + ClO2 + H2
ZnSO4 + H2S = ZnS + H2SO4 =>
ZnSO4 + H2S = ZnS + H2SO4
Mg + Al2I3 = MgI2 + Al =>
3 Mg + 2 Al2I3 = 3 MgI2 + 4 Al
CH3CH2OK + H2O = CH3CH2CH2OH + KOH =>
3 CH3CH2OK + 2 H2O = 2 CH3CH2CH2OH + 3 KOH
NaNO3 + H2 = NaNO2 + H2O =>
NaNO3 + H2 = NaNO2 + H2O
Ca5F(PO4)3 + H2SO4 = Ca3(PO4)2 + CaSO4 + HF =>
2 Ca5F(PO4)3 + H2SO4 = 3 Ca3(PO4)2 + CaSO4 + 2 HF
Pb + NaOH = PbO2 + Na + H2O =>
Pb + 4 NaOH = PbO2 + 4 Na + 2 H2O
H2CO3 + CuO = CuCO3 + H2O =>
H2CO3 + CuO = CuCO3 + H2O
(CH2)6N4 + HNO3 = (CH2)3N3(NO2)3 + HCOH + NH3 =>
(CH2)6N4 + 3 HNO3 = (CH2)3N3(NO2)3 + 3 HCOH + NH3
Pb + Fr = PbFr =>
Pb + Fr = PbFr
Na2CO3*H2O + CO2 = Na2CO3*NaHCO3*H2O =>
3 Na2CO3*H2O + CO2 = 2 Na2CO3*NaHCO3*H2O
Na2SO3 + HBr = Na2Br2 + H2SO3 =>
Na2SO3 + 2 HBr = Na2Br2 + H2SO3
C6H12O6 = CO2CH3CH2OH =>
C6H12O6 = 2 CO2CH3CH2OH
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
Tl(OH)3 + HCN = Tl[Tl(CN)4] + H2O + O2 =>
4 Tl(OH)3 + 8 HCN = 2 Tl[Tl(CN)4] + 10 H2O + O2
Na2CO3 + HCl = H2 + CO3 + Na2Cl =>
2 Na2CO3 + 2 HCl = H2 + 2 CO3 + 2 Na2Cl
CuCl + Zn(NO3)2 = CuNO3 + ZnCl2 =>
2 CuCl + Zn(NO3)2 = 2 CuNO3 + ZnCl2
W(ClO3)5 + Ag3N = W3N5 + AgClO3 =>
3 W(ClO3)5 + 5 Ag3N = W3N5 + 15 AgClO3
(NCO02H)2 = N2H2 + CO2 =>
(NCO02H)2 = N2H2 + 2 CO2
D2 + C2 = D2C =>
2 D2 + C2 = 2 D2C
NaPO4 + ZnSO4 = ZnPO4 + NaSO4 =>
NaPO4 + ZnSO4 = ZnPO4 + NaSO4
CBr4 + NaCl = NaBr(s) + CCl4 =>
CBr4 + 4 NaCl = 4 NaBr(s) + CCl4
MgSO4 + Na2CO3 + H2O = Mg2CO3(OH)2 + Na2SO4 + CO2 =>
2 MgSO4 + 2 Na2CO3 + H2O = Mg2CO3(OH)2 + 2 Na2SO4 + CO2
Na*H2O = *NaOH + H2 =>
2 Na*H2O = 2*NaOH + H2
CuO = Cu{2+} + O{2-} =>
CuO = Cu{2+} + O{2-}
(NH4)2(CO3) = (NH4)2O + CO2 =>
(NH4)2(CO3) = (NH4)2O + CO2
NH4 + H2O2 = N2 + H2O =>
2 NH4 + 4 H2O2 = N2 + 8 H2O
FeCl3 + Na2SiO3 = Fe2O3*3SiO2 + NaCl =>
2 FeCl3 + 3 Na2SiO3 = Fe2O3*3SiO2 + 6 NaCl
Cl2(g) + RbI(aq) = RbCl + I2 =>
Cl2(g) + 2 RbI(aq) = 2 RbCl + I2
Al + H2O + HO{-} = AlO2{-} + H2 =>
2 Al + 2 H2O + 2 HO{-} = 2 AlO2{-} + 3 H2
HCl + HNO3 = Cl + N2O + H2O =>
8 HCl + 2 HNO3 = 8 Cl + N2O + 5 H2O
CaO + Mg + H2 = CaH2 + MgO =>
CaO + Mg + H2 = CaH2 + MgO
MgO + SiO2 = Mg(SiO2)2 + O =>
MgO + 2 SiO2 = Mg(SiO2)2 + O
KIO3 + Cl2 + KOH = KCl + K5IO6 + H2O =>
KIO3 + Cl2 + 6 KOH = 2 KCl + K5IO6 + 3 H2O
NiSO4 + NaOH = Na2 + SO4 + Ni(OH)2 =>
NiSO4 + 2 NaOH = Na2 + SO4 + Ni(OH)2
SiO2 + H2CO3 = H2O3Si + CO2 =>
SiO2 + H2CO3 = H2O3Si + CO2
Sn3(PO4)4 + Bi2(SO3)3 = Sn(SO3)2 + BiPO4 =>
Sn3(PO4)4 + 2 Bi2(SO3)3 = 3 Sn(SO3)2 + 4 BiPO4
HI + K2SO3 = KI + H2O + SO2 =>
2 HI + K2SO3 = 2 KI + H2O + SO2
C2H2 + Na = HC2Na + H2 =>
2 C2H2 + 2 Na = 2 HC2Na + H2
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