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H2S + 8 HNO3 = H2SO4 + 8 NO2 + 4 H2O
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
Pt(OH)2 + HI = PtI2 + H2O =>
Pt(OH)2 + 2 HI = PtI2 + 2 H2O
Fe(OH)2 = FeO + H2O =>
Fe(OH)2 = FeO + H2O
CaO + HMnO4 = Ca(MnO4)2 + H2O =>
CaO + 2 HMnO4 = Ca(MnO4)2 + H2O
C4H7Cl + NaOH = NaCl + C4H7OH =>
C4H7Cl + NaOH = NaCl + C4H7OH
Ga2O3 + H2O = Ga(OH)3 =>
Ga2O3 + 3 H2O = 2 Ga(OH)3
ZnCl2 + HCl = ZnCl + H(Cl)2 =>
ZnCl2 + HCl = ZnCl + H(Cl)2
Cl2(aq) + KBr(aq) + C6H14 = CCl(aq) + KH(aq) + Br(s) =>
3 Cl2(aq) + 14 KBr(aq) + C6H14 = 6 CCl(aq) + 14 KH(aq) + 14 Br(s)
HCHO + NaOH + CuSO4 = HCOONa + Cu2O + Na2SO4 + H2O =>
HCHO + 5 NaOH + 2 CuSO4 = HCOONa + Cu2O + 2 Na2SO4 + 3 H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
AgClO4(aq) + Na2CrO4(aq) = Ag2CrO4(s) + NaClO4(aq) =>
2 AgClO4(aq) + Na2CrO4(aq) = Ag2CrO4(s) + 2 NaClO4(aq)
SF4 + I2O5 = IF5 + SO2 =>
5 SF4 + 2 I2O5 = 4 IF5 + 5 SO2
MnO + OH = MnO4 + H2O =>
MnO + 6 OH = MnO4 + 3 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
H3PO4 + Zn(OH)2 = (ZnOH)3PO4 + H2O =>
H3PO4 + 3 Zn(OH)2 = (ZnOH)3PO4 + 3 H2O
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
Cr3{+} + H2O2 + OH{-} = (CrO4)2{-} + H2O =>
4 Cr3{+} + 43 H2O2 + 10 OH{-} = 6(CrO4)2{-} + 48 H2O
KOH(s) = K2O(s) + H2O(l) =>
2 KOH(s) = K2O(s) + H2O(l)
AlCl3 + H2SO4 = Al2(SO4)3 + HCl =>
2 AlCl3 + 3 H2SO4 = Al2(SO4)3 + 6 HCl
V2(SO4)3 + H2O2 + KOH = K3VO4 + H2O + K2SO4 =>
V2(SO4)3 + 2 H2O2 + 12 KOH = 2 K3VO4 + 8 H2O + 3 K2SO4
AgI + KCl = AgCl + KI =>
AgI + KCl = AgCl + KI
H3PO4 + FeBr3 = HBr + FePO4 =>
H3PO4 + FeBr3 = 3 HBr + FePO4
CuSO4 + NaCl = CuCl2 + Na2SO4 =>
CuSO4 + 2 NaCl = CuCl2 + Na2SO4
Ba(OH)2(aq) + NH4Br(aq) = BaBr2(aq) + NH3(g) + H2O =>
Ba(OH)2(aq) + 2 NH4Br(aq) = BaBr2(aq) + 2 NH3(g) + 2 H2O
(NH4)2SO4 + Ba(OH)2 = BaSO4 + NH3 + H2O =>
(NH4)2SO4 + Ba(OH)2 = BaSO4 + 2 NH3 + 2 H2O
Mn + Ag(NO3) = Ag + Mn(NO3)7 =>
Mn + 7 Ag(NO3) = 7 Ag + Mn(NO3)7
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
NaNO3 = NaNO2 + O =>
NaNO3 = NaNO2 + O
CH4(OH) + O2 = CO2 + H2O =>
4 CH4(OH) + 7 O2 = 4 CO2 + 10 H2O
Al2(SO4)3 + KOH = Al(OH)3 + K2SO4 =>
Al2(SO4)3 + 6 KOH = 2 Al(OH)3 + 3 K2SO4
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
FeO + C = Fe + CO2 =>
2 FeO + C = 2 Fe + CO2
K2Cr207 + CuSO4 = Cu2Cr207 + KSO4 =>
K2Cr207 + 2 CuSO4 = Cu2Cr207 + 2 KSO4
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Cu(NO3)2 + Fe(OH)3 = Cu(OH)2 + Fe(NO3)3 =>
3 Cu(NO3)2 + 2 Fe(OH)3 = 3 Cu(OH)2 + 2 Fe(NO3)3
Pb + H3(PO4) = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3(PO4) = 3 H2 + Pb3(PO4)2
Mg + F2 = MgF2 =>
Mg + F2 = MgF2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Ba(NO3)2(aq) + MgCl2(aq) = BaCl2(aq) + Mg(NO3)2(aq) =>
Ba(NO3)2(aq) + MgCl2(aq) = BaCl2(aq) + Mg(NO3)2(aq)
Ni + H3PO4 = Ni3(PO4)2 + H2 =>
3 Ni + 2 H3PO4 = Ni3(PO4)2 + 3 H2
Zn(NO3)2 + Na2CO3 = ZnCO3 + NaNO3 =>
Zn(NO3)2 + Na2CO3 = ZnCO3 + 2 NaNO3
C4(H10) + O2 = CO2 + H2O =>
2 C4(H10) + 13 O2 = 8 CO2 + 10 H2O
Cu + HNO3 + H2SO4 = CuSO4 + NO2 + H2O =>
Cu + 2 HNO3 + H2SO4 = CuSO4 + 2 NO2 + 2 H2O
NH4OH + MgCrO4 = (NH4)2CrO4 + Mg(OH)2 =>
2 NH4OH + MgCrO4 = (NH4)2CrO4 + Mg(OH)2
Cr(s) + I2(s) = CrI3(s) =>
2 Cr(s) + 3 I2(s) = 2 CrI3(s)
As + Cl2 = AsCl3 =>
2 As + 3 Cl2 = 2 AsCl3
Ga2O3(s) + H2O(aq) = Ga(OH)3 =>
Ga2O3(s) + 3 H2O(aq) = 2 Ga(OH)3
Mg + F2 = MgF2 =>
Mg + F2 = MgF2
Ba(OH)2 + H2ONH4SCN = Ba(SCN)2 + H2O + NH3 =>
Ba(OH)2 + 2 H2ONH4SCN = Ba(SCN)2 + 4 H2O + 2 NH3
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