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2 CH4 + Br2 = 2 HBr + 2 CH3
NaCl + CaCl2 = CaCl + NaCl2 =>
NaCl + CaCl2 = CaCl + NaCl2
H3C6H5O7 + CaCO3 = Ca(C6H5O7) + H2O + CO2 =>
17 H3C6H5O7 + 18 CaCO3 = 18 Ca(C6H5O7) + 23 H2O + 12 CO2
Co{2+} + NO2({-}) + H{+} = [Co(NO2)6]({3-}) + H2O + NO =>
Co{2+} + 7 NO2({-}) + 2 H{+} = [Co(NO2)6]({3-}) + H2O + NO
HF + H2O = FO + H2 =>
2 HF + 2 H2O = 2 FO + 3 H2
H3PO4 + NaOH = NaH2PO4 + H2O =>
H3PO4 + NaOH = NaH2PO4 + H2O
KClO3 + Si = KCl + SiO2 =>
2 KClO3 + 3 Si = 2 KCl + 3 SiO2
CaWO4 + Na2CO3 = Na2WO4 + CaO + CO2 =>
CaWO4 + Na2CO3 = Na2WO4 + CaO + CO2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Cr(OH)3 + KClO3 + KOH = K2CrO4 + Cl + H2O =>
5 Cr(OH)3 + 3 KClO3 + 7 KOH = 5 K2CrO4 + 3 Cl + 11 H2O
MSO3 + H2SO4 = MSO4 + SO2 + H2O =>
MSO3 + H2SO4 = MSO4 + SO2 + H2O
FeCl2 + Na2Cr2O7 + HCl = CrCl3 + NaCl + FeCl3 + H2O =>
6 FeCl2 + Na2Cr2O7 + 14 HCl = 2 CrCl3 + 2 NaCl + 6 FeCl3 + 7 H2O
Sodiumoxide + lead(II)chloride = sodiumchloride + leadoxide =>
Na2O + PbCl2 = 2 NaCl + PbO
AgF + KI = KF + AgI =>
AgF + KI = KF + AgI
Cr2O7{-} + S{2-} + H{+} = Cr3{+} + S + H2O =>
6 Cr2O7{-} + 37 S{2-} + 84 H{+} = 4 Cr3{+} + 37 S + 42 H2O
Pb + PbO2 + H2SO4 = PbSO4 + H2O =>
Pb + PbO2 + 2 H2SO4 = 2 PbSO4 + 2 H2O
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
H2SO4 + Sr(OH)2 = SrSO4 + H2O =>
H2SO4 + Sr(OH)2 = SrSO4 + 2 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
NaBr(aq) + KI(aq) = KBr(aq) + NaI(aq) =>
NaBr(aq) + KI(aq) = KBr(aq) + NaI(aq)
HF + H2O = FO + H2 =>
2 HF + 2 H2O = 2 FO + 3 H2
Fe + Ca + CO3 = FeCa(CO3) =>
Fe + Ca + CO3 = FeCa(CO3)
F + HCl = FCl2 + H =>
F + 2 HCl = FCl2 + 2 H
CH3COOH + Na2HCO3 = CO2 + H2O + NaCH3COO =>
15 CH3COOH + 8 Na2HCO3 = 6 CO2 + 10 H2O + 16 NaCH3COO
MSO3 + H2SO4 = MSO4 + SO2 + H2O =>
MSO3 + H2SO4 = MSO4 + SO2 + H2O
CO(NH2)2 + H2SO4 + H2O = H2CO3 + (NH4)2SO4 =>
CO(NH2)2 + H2SO4 + 2 H2O = H2CO3 + (NH4)2SO4
CaC2O4 + LiHSO3 = Li2C2O4 + Ca(HSO3)2 =>
CaC2O4 + 2 LiHSO3 = Li2C2O4 + Ca(HSO3)2
As + NaClO + NaOH + H2O = NaH2AsO4 + NaCl =>
2 As + 5 NaClO + 2 NaOH + H2O = 2 NaH2AsO4 + 5 NaCl
SO2 + KClO4 + H2O = KCl + H2SO4 =>
4 SO2 + KClO4 + 4 H2O = KCl + 4 H2SO4
MnO4{-} + S{2-} + H{+} = Mn{2+} + SO4{2-} + H2O =>
8 MnO4{-} + 5 S{2-} + 24 H{+} = 8 Mn{2+} + 5 SO4{2-} + 12 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
HNO3 = H2O + NO2 + O2 =>
4 HNO3 = 2 H2O + 4 NO2 + O2
Fe2O3 + CO2 = Fe + CO3 =>
Fe2O3 + 3 CO2 = 2 Fe + 3 CO3
Na + O2 = Na2O2 =>
2 Na + O2 = Na2O2
N2O5(s) + NO(g) = NO2(g) =>
N2O5(s) + NO(g) = 3 NO2(g)
C2H5NH2 + H2SO4 = C2H5NH4 + HSO4 =>
C2H5NH2 + 2 H2SO4 = C2H5NH4 + 2 HSO4
LiOH + HCl = H2O + ClLi =>
LiOH + HCl = H2O + ClLi
KBr + LiF = KF + LiBr =>
KBr + LiF = KF + LiBr
P2 + H2O2 + NaOH = Na2H2P2O7 + H2O =>
P2 + 5 H2O2 + 2 NaOH = Na2H2P2O7 + 5 H2O
CH3CHCHCl + KOH = CH3CHCHOH + KCl =>
CH3CHCHCl + KOH = CH3CHCHOH + KCl
MgO + HBr = MgBr2 + H2O =>
MgO + 2 HBr = MgBr2 + H2O
K2C2O4 + Al2(SO4)3 = K2SO4 + Al2(C2O4)3 =>
3 K2C2O4 + Al2(SO4)3 = 3 K2SO4 + Al2(C2O4)3
AgO + O2 = Ag2O3 =>
4 AgO + O2 = 2 Ag2O3
N2 + H2O = NH3 + O2 =>
2 N2 + 6 H2O = 4 NH3 + 3 O2
Fe(OH)3 + HI = FeI2 + I2 + H2O =>
2 Fe(OH)3 + 6 HI = 2 FeI2 + I2 + 6 H2O
Ba(OH)2 + H3PO4 = (BaOH)3PO4 + H2O =>
3 Ba(OH)2 + H3PO4 = (BaOH)3PO4 + 3 H2O
B2O3 + H2O = H3BO3 =>
B2O3 + 3 H2O = 2 H3BO3
SO4 + NH3 = SO3 + H2O + N2 =>
3 SO4 + 2 NH3 = 3 SO3 + 3 H2O + N2
Cu(OH)2 + NH3 = Cu(NH3)6 + OH =>
Cu(OH)2 + 6 NH3 = Cu(NH3)6 + 2 OH
K + B3O3 = K2O + B =>
6 K + B3O3 = 3 K2O + 3 B
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