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H2SeO3 + H2O + 2 SO2 = Se + 2 H2SO4
KOH + AgNO3 = KNO3 + AgOH =>
KOH + AgNO3 = KNO3 + AgOH
CuCl2 + Na2S = CuS + Na2Cl2 =>
CuCl2 + Na2S = CuS + Na2Cl2
CuCl2 + (NH4)2S = CuS + (NH4)Cl =>
CuCl2 + (NH4)2S = CuS + 2(NH4)Cl
H6C3O + O2 = CO2 + H2O =>
H6C3O + 4 O2 = 3 CO2 + 3 H2O
K + Cl2 = KCl = =>
2 K + Cl2 = 2 KCl
CaCl2(aq) + NaOH(aq) = CaOH(s) + NaCl2(aq) =>
CaCl2(aq) + NaOH(aq) = CaOH(s) + NaCl2(aq)
FeS(s) + HCl(ag) = FeCl2(aq) + H2S(g) =>
FeS(s) + 2 HCl(ag) = FeCl2(aq) + H2S(g)
KOH + Co3(PO4)2 = K3PO4 + Co(OH)2 =>
6 KOH + Co3(PO4)2 = 2 K3PO4 + 3 Co(OH)2
SO2 + H2O = H2S03 + O2 =>
6 SO2 + 2 H2O = 2 H2S03 + 7 O2
Au + Br2 = AuBr =>
2 Au + Br2 = 2 AuBr
C7H5Br3 + NaOH = C7H8O3 + NaBr =>
C7H5Br3 + 3 NaOH = C7H8O3 + 3 NaBr
C14H30 = C7H16 + C2H4 =>
2 C14H30 = 2 C7H16 + 7 C2H4
Cr + O2 = CrO3 =>
2 Cr + 3 O2 = 2 CrO3
KOH + H2SO4 = K2SO4 + H2O =>
2 KOH + H2SO4 = K2SO4 + 2 H2O
V2O5 + H2 = V2O3 + H2O =>
V2O5 + 2 H2 = V2O3 + 2 H2O
Na2Cr2O7 + NaI + H2O + NaCl = CrCl3 + I2 + NaOH =>
Na2Cr2O7 + 6 NaI + 7 H2O + 6 NaCl = 2 CrCl3 + 3 I2 + 14 NaOH
La2O3 + H2O = La(OH)3 =>
La2O3 + 3 H2O = 2 La(OH)3
Mg + HNO3 = Mg(NO3)2 + NO2 + H2O =>
Mg + 4 HNO3 = Mg(NO3)2 + 2 NO2 + 2 H2O
I + Br2 = IBr =>
2 I + Br2 = 2 IBr
Cu + HCl = CuCl + H =>
Cu + HCl = CuCl + H
Cr(NO3)3 + NaF = CrF3 + NaNO3 =>
Cr(NO3)3 + 3 NaF = CrF3 + 3 NaNO3
Mg2 + F2 = MgF2 =>
Mg2 + 2 F2 = 2 MgF2
NaOH + HCl + CuSO4 = Cu(OH)2 + NaCl + H2SO4 =>
2 NaOH + 2 HCl + CuSO4 = Cu(OH)2 + 2 NaCl + H2SO4
Li2O + H2O = LiOH =>
Li2O + H2O = 2 LiOH
H2S2O3 = H2O + SO2 + S8 =>
8 H2S2O3 = 8 H2O + 8 SO2 + S8
NH4ClO4 + S = SO2 + H2O + Cl2 + N2 =>
2 NH4ClO4 + 2 S = 2 SO2 + 4 H2O + Cl2 + N2
Ca + HNO3 = Ca(NO3)2 + NO2 + H2O =>
Ca + 4 HNO3 = Ca(NO3)2 + 2 NO2 + 2 H2O
Li2S2O3 + Zn(NO3)2 = Li2(NO3)2 + ZnS2O3 =>
Li2S2O3 + Zn(NO3)2 = Li2(NO3)2 + ZnS2O3
N2(s) + O2(g) = NO2(s) =>
N2(s) + 2 O2(g) = 2 NO2(s)
MnO2 + H2SO4 + MnS = MnSO4 + H2O =>
4 MnO2 + 4 H2SO4 + MnS = 5 MnSO4 + 4 H2O
SbO + ClO3 = Sb2O5 + ClO2 =>
2 SbO + 3 ClO3 = Sb2O5 + 3 ClO2
Li3N + NH4NO3 = LiNO3 + (NH4)3N =>
Li3N + 3 NH4NO3 = 3 LiNO3 + (NH4)3N
NaPb + CH3CH2Cl = (CH3CH2)4Pb + NaCl + Pb =>
4 NaPb + 4 CH3CH2Cl = (CH3CH2)4Pb + 4 NaCl + 3 Pb
K2[Zn(OH)4] + HCl = KCl + Zn(OH)2 + H2O =>
K2[Zn(OH)4] + 2 HCl = 2 KCl + Zn(OH)2 + 2 H2O
OH{-} + ClO{-} + S2O3{-}2 = Cl{-} + SO4{-}2 + H2O =>
2 OH{-} + 9 ClO{-} + 2 S2O3{-}2 = 9 Cl{-} + 4 SO4{-}2 + H2O
Br2 + S2 = S2Br2 =>
Br2 + S2 = S2Br2
Fe(OH)3(s) + H2SO4(aq) = Fe2(SO4)3(aq) + H2O(l) =>
2 Fe(OH)3(s) + 3 H2SO4(aq) = Fe2(SO4)3(aq) + 6 H2O(l)
Li3PO4 + AgNO3 = LiNO3 + Ag3PO4 =>
Li3PO4 + 3 AgNO3 = 3 LiNO3 + Ag3PO4
C18H35O2Na + HCl = C18H35OOH + NaCl =>
C18H35O2Na + HCl = C18H35OOH + NaCl
CrO4 = Cr + O4 =>
CrO4 = Cr + O4
Ca + H2SO4 = H2 + Ca(SO4)2 =>
Ca + 2 H2SO4 = 2 H2 + Ca(SO4)2
LiClO + HCl = LiCl + H2O + Cl2 =>
LiClO + 2 HCl = LiCl + H2O + Cl2
C2H2 + H2O = CO + H2 =>
C2H2 + 2 H2O = 2 CO + 3 H2
LiHCO3 + H2SO4 = Li2SO4 + H2O + CO2 =>
2 LiHCO3 + H2SO4 = Li2SO4 + 2 H2O + 2 CO2
Ne + O2 = Ne2O3 =>
4 Ne + 3 O2 = 2 Ne2O3
HS + Fe3Cl = Fe3S + HCl =>
HS + Fe3Cl = Fe3S + HCl
CH3CHCHCH3 + KMnO4 + H2O = CH3CH(OH)CH(OH)CH3 + KOH + MnO2 =>
3 CH3CHCHCH3 + 2 KMnO4 + 4 H2O = 3 CH3CH(OH)CH(OH)CH3 + 2 KOH + 2 MnO2
SiH4 + LiOH = Si(OH)4 + LiH =>
SiH4 + 4 LiOH = Si(OH)4 + 4 LiH
K4[Fe(cn)6] + H2O + O3 = K3[Fe(cn)6] + KOH =>
6 K4[Fe(cn)6] + 3 H2O + O3 = 6 K3[Fe(cn)6] + 6 KOH
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