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6 K + B2O3 = 3 K2O + 2 B
FeCl3 + NH4OH = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NH4OH = Fe(OH)3 + 3 NH4Cl
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Ca(OH)2 + H2SO4 = CaSO4 + O2 + H =>
Ca(OH)2 + H2SO4 = CaSO4 + O2 + 4 H
K2CrO4 + Pb(NO3)2 = KNO3 + PbCrO4 =>
K2CrO4 + Pb(NO3)2 = 2 KNO3 + PbCrO4
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
NaC2H3O2 + HCl = NaCl + HC2H3O2 =>
NaC2H3O2 + HCl = NaCl + HC2H3O2
P + Br = PBr5 =>
P + 5 Br = PBr5
P + Br = PBr3 =>
P + 3 Br = PBr3
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O
NaOH + NH4NO3 = NaNO3 + H2O + NH3 =>
NaOH + NH4NO3 = NaNO3 + H2O + NH3
H2CrO4 + AgNO3 = Ag2CrO4 + HNO3 =>
H2CrO4 + 2 AgNO3 = Ag2CrO4 + 2 HNO3
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
BiCl3 + H2S = Bi2S3 + HCl =>
2 BiCl3 + 3 H2S = Bi2S3 + 6 HCl
P4 + O2 + H2O = H3PO4 =>
P4 + 5 O2 + 6 H2O = 4 H3PO4
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
N + H2 = NH3 =>
2 N + 3 H2 = 2 NH3
K2C2O4 + HCl = KCl + H2C2O4 =>
K2C2O4 + 2 HCl = 2 KCl + H2C2O4
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
H3PO4 + Ca(OH)2 = Ca3(PO4)2 + H2O =>
2 H3PO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 6 H2O
C5H11OH + O2 = CO2 + H2O =>
2 C5H11OH + 15 O2 = 10 CO2 + 12 H2O
BrF3 = Br + F =>
BrF3 = Br + 3 F
N2 + H2 = HN3 =>
3 N2 + H2 = 2 HN3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
CuCO3Ca(OH)2 = CuO + Ca(OH)2 + CO2 =>
CuCO3Ca(OH)2 = CuO + Ca(OH)2 + CO2
H2S + O2 = H2O + SO2 =>
2 H2S + 3 O2 = 2 H2O + 2 SO2
CuCO3 = CO2 + CuO =>
CuCO3 = CO2 + CuO
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
HCl + NaOH = NaCl + O + H2 =>
HCl + NaOH = NaCl + O + H2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
HCl + CaCO3 = CaCl2 + CO3 + H =>
2 HCl + CaCO3 = CaCl2 + CO3 + 2 H
Zn + HCl = ZnCl + H =>
Zn + HCl = ZnCl + H
Pb(NO3)4 + Na2SO4 = Pb2(SO4)4 + NaNO3 =>
2 Pb(NO3)4 + 4 Na2SO4 = Pb2(SO4)4 + 8 NaNO3
NaI + Pb(NO3)2 = Na(NO3)2 + PbI =>
NaI + Pb(NO3)2 = Na(NO3)2 + PbI
H2SO4 + NaCO3 = Na2SO4 + H2 + CO3 =>
H2SO4 + 2 NaCO3 = Na2SO4 + H2 + 2 CO3
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Fe(NO3)3 + NaCl = FeCl + Na(NO3)3 =>
Fe(NO3)3 + NaCl = FeCl + Na(NO3)3
HCO2H + CaCO3 = HCO2Ca + H2O + CO2 =>
3 HCO2H + 2 CaCO3 = 2 HCO2Ca + 2 H2O + 3 CO2
Al2O3 + HCl = AlCl3 + H + O3 =>
Al2O3 + 6 HCl = 2 AlCl3 + 6 H + O3
H2S + KOH = H2O + K2S =>
H2S + 2 KOH = 2 H2O + K2S
C6H5OH + O2 = CO2 + H2O =>
C6H5OH + 7 O2 = 6 CO2 + 3 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
CH4 + O2 = CO + H2O =>
2 CH4 + 3 O2 = 2 CO + 4 H2O
P + Cl2 = PCl3 =>
2 P + 3 Cl2 = 2 PCl3
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