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4 VS2 + 11 O2 = 2 V2O3 + 8 SO2
C2H4O1 + O2 = CO2 + H2O =>
2 C2H4O1 + 5 O2 = 4 CO2 + 4 H2O
Bi + HNO3 = NO + Bi(NO3)3 + H2O =>
Bi + 4 HNO3 = NO + Bi(NO3)3 + 2 H2O
CH3OH + HI = HOH + CH3I =>
CH3OH + HI = HOH + CH3I
S + H(NO3) = SO2 + NO + H2O =>
3 S + 4 H(NO3) = 3 SO2 + 4 NO + 2 H2O
Cu(OH)2 + HPO3 = CuOHPO3 + H2O =>
Cu(OH)2 + HPO3 = CuOHPO3 + H2O
Zr + N2 = ZrN2 =>
Zr + N2 = ZrN2
CHCH + Br = CHBrCHBr =>
CHCH + 2 Br = CHBrCHBr
C2H4 + O2(g) = CO2(g) + H2O(g) =>
C2H4 + 3 O2(g) = 2 CO2(g) + 2 H2O(g)
Al2O3 + KHSO4 = Al2(SO4)3 + KOH =>
Al2O3 + 3 KHSO4 = Al2(SO4)3 + 3 KOH
Na2CO2 + CuSO4 = CuCO2 + Na2SO4 =>
Na2CO2 + CuSO4 = CuCO2 + Na2SO4
Cu + MnO4 = Cu(MnO4)2 =>
Cu + 2 MnO4 = Cu(MnO4)2
ZnSO4 + K3PO4 = Zn3(PO4)2 + K2SO4 =>
3 ZnSO4 + 2 K3PO4 = Zn3(PO4)2 + 3 K2SO4
Mg + HClO2 = Mg(ClO2)2 + Cl2 + H2O =>
3 Mg + 8 HClO2 = 3 Mg(ClO2)2 + Cl2 + 4 H2O
C2 + H2O2 = CO2 + H2O =>
C2 + 4 H2O2 = 2 CO2 + 4 H2O
Zn + HBr = Zn(Br2) + H2 =>
Zn + 2 HBr = Zn(Br2) + H2
Zn(OH)2 + NH4Cl = [Zn(NH3)4]Cl2 + H2O + HCl =>
Zn(OH)2 + 4 NH4Cl = [Zn(NH3)4]Cl2 + 2 H2O + 2 HCl
S + C = C4S2 =>
2 S + 4 C = C4S2
NaI(s) = Na + I2 =>
2 NaI(s) = 2 Na + I2
CaCO3 + HNO3 = CO2 + Ca(NO3)2 + H2O =>
CaCO3 + 2 HNO3 = CO2 + Ca(NO3)2 + H2O
KNO2 + H2SO4 = K2SO4 + HNO3 + NO + H2O =>
6 KNO2 + 3 H2SO4 = 3 K2SO4 + 2 HNO3 + 4 NO + 2 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
CaCO3 + H3PO4 = CaHPO4 + H2CO3 =>
CaCO3 + H3PO4 = CaHPO4 + H2CO3
Ni2O3 + H2 = NiO + H2O =>
Ni2O3 + H2 = 2 NiO + H2O
NH3 + Fe(NO3)3 = NH3(NO3) + Fe =>
3 NH3 + Fe(NO3)3 = 3 NH3(NO3) + Fe
CH3COOH + Na2SiO3 = CH3COONa + H2SiO3 =>
2 CH3COOH + Na2SiO3 = 2 CH3COONa + H2SiO3
K2Cr2O7 + AgNO3 + H2O = Ag2CrO4 + HNO3 + KNO3 =>
K2Cr2O7 + 4 AgNO3 + H2O = 2 Ag2CrO4 + 2 HNO3 + 2 KNO3
Mg3N2 + Ca = Ca3N2 + Mg =>
Mg3N2 + 3 Ca = Ca3N2 + 3 Mg
NaOH(aq) + K2SO4(aq) = NaSO4(aq) + K2OH(aq) =>
NaOH(aq) + K2SO4(aq) = NaSO4(aq) + K2OH(aq)
Na + Ca2(SO4)2 = Na2SO4 + Ca =>
4 Na + Ca2(SO4)2 = 2 Na2SO4 + 2 Ca
O2 + KClO3 = O2ClO3 + K =>
O2 + KClO3 = O2ClO3 + K
H3PO4 + Be(OH)2 = (BeOH)3PO4 + H2O =>
H3PO4 + 3 Be(OH)2 = (BeOH)3PO4 + 3 H2O
H2CO3 + KOH = H2O + KHCO3 =>
H2CO3 + KOH = H2O + KHCO3
NH4Cl + AgNO3 = Ag + Cl2 + NH4NO3 =>
2 NH4Cl + 2 AgNO3 = 2 Ag + Cl2 + 2 NH4NO3
HCO3 + Cu(OH) = CuCO3 + H2O =>
HCO3 + Cu(OH) = CuCO3 + H2O
K2O + H2S = KHS + H2O =>
K2O + 2 H2S = 2 KHS + H2O
NaBr + H2SO4 = HBr + Na2SO4 =>
2 NaBr + H2SO4 = 2 HBr + Na2SO4
Na + Pb(OH)2 = NaOH + Pb =>
2 Na + Pb(OH)2 = 2 NaOH + Pb
N + H2SO4 = NSO4 + H2 =>
N + H2SO4 = NSO4 + H2
[Cu(H2O)6]2 + K4[Fe(CN)6] = [K4(H2O)6]2 + Cu[Fe(CN)6] =>
[Cu(H2O)6]2 + 2 K4[Fe(CN)6] = [K4(H2O)6]2 + 2 Cu[Fe(CN)6]
NiO + HNO2 = Ni(NO2)2 + H2O =>
NiO + 2 HNO2 = Ni(NO2)2 + H2O
NH4Cl + Cl = N + HCl =>
NH4Cl + 3 Cl = N + 4 HCl
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
P2 + H2O = PH3 + H3PO4 =>
4 P2 + 12 H2O = 5 PH3 + 3 H3PO4
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Mg + HClO2 = Mg(ClO2)2 + Cl2 + H2O =>
3 Mg + 8 HClO2 = 3 Mg(ClO2)2 + Cl2 + 4 H2O
FeCl3 + NaOH + Cl2 = Na2FeO4 + NaCl + H2O =>
2 FeCl3 + 16 NaOH + 3 Cl2 = 2 Na2FeO4 + 12 NaCl + 8 H2O
Li2O + Mn2O7 = LiMnO4 =>
Li2O + Mn2O7 = 2 LiMnO4
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