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2 K2O + S = SO2 + 4 K
Cr + Si = CrSi2 =>
Cr + 2 Si = CrSi2
LiHSO4H2O = H3OLiSO4 =>
LiHSO4H2O = H3OLiSO4
Na + BaSO4 = Ba + Na2SO4 =>
2 Na + BaSO4 = Ba + Na2SO4
Mg3B2 + H2O = Mg(OH)2 + B2H6 =>
Mg3B2 + 6 H2O = 3 Mg(OH)2 + B2H6
BrFl3 = Br + Fl =>
BrFl3 = Br + 3 Fl
C7H8 + KMnO4 + H2SO4 = C6H5COOH + K2SO4 + MnSO4 + H2O =>
5 C7H8 + 6 KMnO4 + 9 H2SO4 = 5 C6H5COOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
C5H8 + Cl2 = C5H8Cl =>
2 C5H8 + Cl2 = 2 C5H8Cl
Mg + NH4OH = Mg(OH)2 + NH3 + H =>
Mg + 2 NH4OH = Mg(OH)2 + 2 NH3 + 2 H
C2H2(g) = C6H6(g) =>
3 C2H2(g) = C6H6(g)
NaBr + BrO3 + H2SO4 = Br2 + Na2SO4 + H2O =>
12 NaBr + 2 BrO3 + 6 H2SO4 = 7 Br2 + 6 Na2SO4 + 6 H2O
NH4 + (OH) = NH4(OH) =>
NH4 + (OH) = NH4(OH)
Fe(iii) + H3PO4 = Fe3(PO4) + H2 =>
6 Fe(iii) + 2 H3PO4 = 2 Fe3(PO4) + 3 H2
P + CuO = O2 + Cu3P2 =>
4 P + 6 CuO = 3 O2 + 2 Cu3P2
FeCl2 + H2O = H2 + Fe3O4 + HCl =>
3 FeCl2 + 4 H2O = H2 + Fe3O4 + 6 HCl
Mn + S = Mn2S7 =>
2 Mn + 7 S = Mn2S7
Ag + ZnCl2 = AgCl + Zn =>
2 Ag + ZnCl2 = 2 AgCl + Zn
Fe2(SO4)3 + BaC12 = Ba(SO4)3 + Fe2C12 =>
Fe2(SO4)3 + BaC12 = Ba(SO4)3 + Fe2C12
NaCl3 = NaCl + NaCl4 =>
3 NaCl3 = NaCl + 2 NaCl4
HI + Ag = AgI + H =>
HI + Ag = AgI + H
Na2CO3 + H2O2 = Na2CO3*15H2O2 =>
Na2CO3 + 15 H2O2 = Na2CO3*15H2O2
V + Cl2 = VCl5 =>
2 V + 5 Cl2 = 2 VCl5
K2S + Ni(NO3)2 = NiS + KNO3 =>
K2S + Ni(NO3)2 = NiS + 2 KNO3
AgBr + Na2S2O3 = Na3(S2O3)2Ag + NaBr =>
AgBr + 2 Na2S2O3 = Na3(S2O3)2Ag + NaBr
A2 = A1 =>
A2 = 2 A1
CHCl3 + PPh3 = CHCl3(PPh3)2 =>
CHCl3 + 2 PPh3 = CHCl3(PPh3)2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
ZnO + Ba(OH)2 = BaZnO2 + H2O =>
ZnO + Ba(OH)2 = BaZnO2 + H2O
NH3 + HOCl = NHCl2 + H2O =>
NH3 + 2 HOCl = NHCl2 + 2 H2O
Ca(ClO)2 + H2O = Ca(ClO3)2 + H =>
Ca(ClO)2 + 4 H2O = Ca(ClO3)2 + 8 H
CuCo3 + HCl = CuCl2 + Co3 + H2 =>
CuCo3 + 2 HCl = CuCl2 + Co3 + H2
NH4NO6 = N4O6 + H4O3 =>
2 NH4NO6 = N4O6 + 2 H4O3
CaSO4 + Na3PO4 = Ca3PO4 + NaSO4 =>
3 CaSO4 + Na3PO4 = Ca3PO4 + 3 NaSO4
CHCl3 + PPh3 = CHCl3(PPh3)2 =>
CHCl3 + 2 PPh3 = CHCl3(PPh3)2
N2H4 + CuCl2 + NaOH = Cu2O + NaCl + N2 + H2O =>
N2H4 + 4 CuCl2 + 8 NaOH = 2 Cu2O + 8 NaCl + N2 + 6 H2O
K2[Zn(OH)4] + H2S = KHS + Zn(OH)2 + H2O =>
K2[Zn(OH)4] + 2 H2S = 2 KHS + Zn(OH)2 + 2 H2O
Zn + AgN03 = Ag + ZnN03 =>
Zn + AgN03 = Ag + ZnN03
PH2 + O2 = P2O5 + H2O =>
4 PH2 + 7 O2 = 2 P2O5 + 4 H2O
S2O3 + H2O = SO3 + H =>
S2O3 + 3 H2O = 2 SO3 + 6 H
Na2O + HNO3 = Na2(NO3)2 + H2O =>
Na2O + 2 HNO3 = Na2(NO3)2 + H2O
Br2 + Na2CO3 = NaBrO3 + NaBr + CO =>
3 Br2 + 3 Na2CO3 = 2 NaBrO3 + 4 NaBr + 3 CO
KCl + CCl4 = KCl4 + CCl =>
KCl + CCl4 = KCl4 + CCl
(CH3CH2O)3Al + HCl = CH3CH2OH + AlCl3 =>
(CH3CH2O)3Al + 3 HCl = 3 CH3CH2OH + AlCl3
KMnO4 + ZnCl2 = KCl + Zn(MnO4)2 =>
2 KMnO4 + ZnCl2 = 2 KCl + Zn(MnO4)2
LiHCO3(aq) + HCl(aq) = H2CO3 + LiCl =>
LiHCO3(aq) + HCl(aq) = H2CO3 + LiCl
ClO2 + KOH = KClO2 + KClO4 + H2O =>
4 ClO2 + 4 KOH = 3 KClO2 + KClO4 + 2 H2O
LiI + BaS = Li2S + I2Ba =>
2 LiI + BaS = Li2S + I2Ba
(S2O3){2-} + I2 = (S4O6){2-} + I{-} =>
2(S2O3){2-} + I2 = (S4O6){2-} + 2 I{-}
Sb2(SO4)3 = Sb2O3 + SO3 =>
Sb2(SO4)3 = Sb2O3 + 3 SO3
C14H30 = C8H18 + C3H6 =>
C14H30 = C8H18 + 2 C3H6
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