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2 FeBr3 + 3(NH4)2S = Fe2S3 + 6 NH4 + 6 Br
(CH3)2NH2 + OH = (CH3)2N + H2O =>
(CH3)2NH2 + 2 OH = (CH3)2N + 2 H2O
C2HNa + C2H5Cl = C4H6 + NaCl =>
C2HNa + C2H5Cl = C4H6 + NaCl
O2 + N2 = NO5 =>
5 O2 + N2 = 2 NO5
Cu2Zn = Cu + Zn =>
Cu2Zn = 2 Cu + Zn
HgO + Cl2 = HgCl + ClO2 =>
4 HgO + 3 Cl2 = 4 HgCl + 2 ClO2
Pb + NiI2 = PbI2 + Ni =>
Pb + NiI2 = PbI2 + Ni
Ca(HCO3)2(aq) = CaCO3(s) + H2O(l) + CO2 =>
Ca(HCO3)2(aq) = CaCO3(s) + H2O(l) + CO2
Ca3(PO4)2 + H2SO4 = Ca(H2PO4)2 + CaSO4(s) =>
Ca3(PO4)2 + 2 H2SO4 = Ca(H2PO4)2 + 2 CaSO4(s)
H2Cr2O7 + H2S2O3 + KOH = Cr(OH)3 + H2O + K2SO4 =>
4 H2Cr2O7 + 3 H2S2O3 + 12 KOH = 8 Cr(OH)3 + H2O + 6 K2SO4
SiC + O2 + NaOH = Na2SiO3 + Na2CO3 + H2O =>
SiC + 2 O2 + 4 NaOH = Na2SiO3 + Na2CO3 + 2 H2O
CH3CH2SH + O2 = CH3CH2OH + SO2 =>
2 CH3CH2SH + 3 O2 = 2 CH3CH2OH + 2 SO2
CH3COOH + Na = NaCHCOO + H2 =>
2 CH3COOH + 2 Na = 2 NaCHCOO + 3 H2
Mn + NaOH = MnNaOH =>
Mn + NaOH = MnNaOH
O2 + H2O = HO =>
O2 + 2 H2O = 4 HO
K2C2O4 + NaOH = KOH + Na2C2O4 =>
K2C2O4 + 2 NaOH = 2 KOH + Na2C2O4
H2SO4 + NaOH = H2(OH)2 + Na2SO4 =>
H2SO4 + 2 NaOH = H2(OH)2 + Na2SO4
Cr2(SO4)3 + H2O2 + H2O = CrO2 + H2SO4 =>
Cr2(SO4)3 + H2O2 + 2 H2O = 2 CrO2 + 3 H2SO4
BeO + H2O = Be(OH)2 =>
BeO + H2O = Be(OH)2
HBrO3 + H2S = S + HBr + H2O =>
HBrO3 + 3 H2S = 3 S + HBr + 3 H2O
C4H9Cl + NaHCO3 = C5H9O2Cl + NaOH =>
C4H9Cl + NaHCO3 = C5H9O2Cl + NaOH
Cr2O7{-2} + Sn{+2} + H{+} = Cr{+3} + Sn{+4} + H2O =>
Cr2O7{-2} + 3 Sn{+2} + 14 H{+} = 2 Cr{+3} + 3 Sn{+4} + 7 H2O
HAuCl4 + N2H5Cl = Au + HCl + N2 =>
4 HAuCl4 + 3 N2H5Cl = 4 Au + 19 HCl + 3 N2
Zn(s) + HCl = ZnCl2(s) + H2(g) =>
Zn(s) + 2 HCl = ZnCl2(s) + H2(g)
Na2Cr2O7 + H2O = Na2O + H2Cr2O7 =>
Na2Cr2O7 + H2O = Na2O + H2Cr2O7
H2SO4 + Cl2 = Cl2SO4 + H2 =>
H2SO4 + Cl2 = Cl2SO4 + H2
K2SiO3 + HNO3 = KNO3 + H2SiO3 =>
K2SiO3 + 2 HNO3 = 2 KNO3 + H2SiO3
AgO + CH3OH = Ag2O + CH3CHO + H2O =>
2 AgO + 2 CH3OH = Ag2O + CH3CHO + 2 H2O
Zn(OH)2 + N = ZnN + OH =>
Zn(OH)2 + N = ZnN + 2 OH
C3H8 + O2 = H2O + C4 =>
4 C3H8 + 8 O2 = 16 H2O + 3 C4
Ni(NO3)3 + Ag = Ni + Ag(NO3)2 =>
2 Ni(NO3)3 + 3 Ag = 2 Ni + 3 Ag(NO3)2
CH3COH + Ag2O = CH3CO2H + Ag =>
CH3COH + Ag2O = CH3CO2H + 2 Ag
V2O5 + H2O = H4V2O7 =>
V2O5 + 2 H2O = H4V2O7
Mn(OH)2 + FeCl3 = Fe(OH)3 + MnCl2 =>
3 Mn(OH)2 + 2 FeCl3 = 2 Fe(OH)3 + 3 MnCl2
Hq(NO3)2 = Hq + NO2 + O2 =>
Hq(NO3)2 = Hq + 2 NO2 + O2
Fe(OH)2(s) + CrO4{2-}(aq) = Fe2O3(s) + Cr(OH)4{-}(aq) + H2O(l) + OH{-}(aq) =>
6 Fe(OH)2(s) + 2 CrO4{2-}(aq) = 3 Fe2O3(s) + 2 Cr(OH)4{-}(aq) + H2O(l) + 2 OH{-}(aq)
NaCl + KI + HCl = I2 + KClNaHCl =>
2 NaCl + 2 KI + 2 HCl = I2 + 2 KClNaHCl
Br + KOH = BrK + KBrO3 + H2O =>
6 Br + 6 KOH = 5 BrK + KBrO3 + 3 H2O
FeCl3 + NH4SCN = FeSCN + NH4Cl3 =>
FeCl3 + NH4SCN = FeSCN + NH4Cl3
KHCO3(aq) + HCl(aq) = KCl(aq) + H2O(l) + CO2(g) =>
KHCO3(aq) + HCl(aq) = KCl(aq) + H2O(l) + CO2(g)
C6H4(OH)COOH + CH3COCl = C6H4(CO2CH3)COOH + HCl =>
C6H4(OH)COOH + CH3COCl = C6H4(CO2CH3)COOH + HCl
Pb(SO4) + HCl = PbCl2 + H2SO4 =>
Pb(SO4) + 2 HCl = PbCl2 + H2SO4
C8H18 + H2O = CO2 + CH4 =>
4 C8H18 + 14 H2O = 7 CO2 + 25 CH4
K2SO3 + H2SO4 = K2SO4 + SO3H2 =>
K2SO3 + H2SO4 = K2SO4 + SO3H2
SbCl3 + KMnO4 + HCl = H[SbCl6] + KCl + H2O + MnCl2 =>
5 SbCl3 + 2 KMnO4 + 21 HCl = 5 H[SbCl6] + 2 KCl + 8 H2O + 2 MnCl2
KClO3 + Na2Sn2O2 = KCl + NaSnO3 =>
4 KClO3 + 3 Na2Sn2O2 = 4 KCl + 6 NaSnO3
Fe + H2S = FeS2 + H2 =>
Fe + 2 H2S = FeS2 + 2 H2
H2C2O4 + I2O5 = I2 + CO2 + H2O =>
5 H2C2O4 + I2O5 = I2 + 10 CO2 + 5 H2O
AgClO3 + NiBr2 = AgBr2 + ClO3Ni =>
AgClO3 + NiBr2 = AgBr2 + ClO3Ni
Ca(OH)2 + H3CO4 = Ca3(CO4)2 + H2O =>
3 Ca(OH)2 + 2 H3CO4 = Ca3(CO4)2 + 6 H2O
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