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2 Al + 6 HBe = 2 AlBe3 + 3 H2
NaOH + (NH4)2S = H2O + NH3 + Na2S =>
2 NaOH + (NH4)2S = 2 H2O + 2 NH3 + Na2S
Ag2S + KCN = (KAg(CN)2) + K2S =>
Ag2S + 4 KCN = 2(KAg(CN)2) + K2S
Ag(C2H3O2) + Sn = AgSn + (C2H3O2) =>
Ag(C2H3O2) + Sn = AgSn + (C2H3O2)
K + SnF4 = K4F + Sn =>
16 K + SnF4 = 4 K4F + Sn
H2SO4 + BaCl2 = BaSO4 + HCl =>
H2SO4 + BaCl2 = BaSO4 + 2 HCl
Bi{3} + OH{-} = Bi(OH)3 =>
Bi{3} + 3 OH{-} = Bi(OH)3
Al(OH)3 + H = Al3 + H2O =>
3 Al(OH)3 + 9 H = Al3 + 9 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
HNO2 + H2SO3 = H2SO4 + N2O + H2O =>
2 HNO2 + 2 H2SO3 = 2 H2SO4 + N2O + H2O
Na + CI2 = NaCII =>
Na + CI2 = NaCII
Mg + HBrO3 = H2 + Mg(BrO3)2 =>
Mg + 2 HBrO3 = H2 + Mg(BrO3)2
KH2PO2 + KMnO4 + H2O = MnO2 + KOH + KH2PO4 =>
3 KH2PO2 + 4 KMnO4 + 2 H2O = 4 MnO2 + 4 KOH + 3 KH2PO4
NaOH + PbCl2 = NaCl + OH + Pb =>
2 NaOH + PbCl2 = 2 NaCl + 2 OH + Pb
Cu(s) + Br2(l) = CuBr(s) =>
2 Cu(s) + Br2(l) = 2 CuBr(s)
MnSO4 + PbCl2 = PbSO4 + MnCl2 =>
MnSO4 + PbCl2 = PbSO4 + MnCl2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
K2C2O4 + H2O = K + H2C2O4 + OH =>
K2C2O4 + 2 H2O = 2 K + H2C2O4 + 2 OH
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
HNO3 + Na2S2O3 = HS2O3 + Na2NO3 =>
HNO3 + Na2S2O3 = HS2O3 + Na2NO3
CO + H2 = C8H18 + H2O =>
8 CO + 17 H2 = C8H18 + 8 H2O
C13H18O2 + O2 = CO2 + H2O =>
2 C13H18O2 + 33 O2 = 26 CO2 + 18 H2O
Pb(s) + HCl(l) = PbCl2 + H2 =>
Pb(s) + 2 HCl(l) = PbCl2 + H2
FeBr2 + Cl2 = FeCl2 + Br2 =>
FeBr2 + Cl2 = FeCl2 + Br2
PbCl2 + NaNO3 = NaCl + Pb(NO3)2 =>
PbCl2 + 2 NaNO3 = 2 NaCl + Pb(NO3)2
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
NiSO4(aq) + KOH(aq) = Ni(OH)2(s) + K2SO4(aq) =>
NiSO4(aq) + 2 KOH(aq) = Ni(OH)2(s) + K2SO4(aq)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Na2S2O3 + Cl2 = NaCl + SO2 + S =>
2 Na2S2O3 + 2 Cl2 = 4 NaCl + 3 SO2 + S
I2O5 + C2H5OH = I2 + HC2H3O2 + H2O =>
2 I2O5 + 5 C2H5OH = 2 I2 + 5 HC2H3O2 + 5 H2O
PB(OH)2 = PBO + H2O =>
PB(OH)2 = PBO + H2O
SiO2 + Al2O3 + Na2O = NaAlSi2O6 =>
4 SiO2 + Al2O3 + Na2O = 2 NaAlSi2O6
HNO3 + Na2HPO4 + (NH4)2MoO4 = (NH4)3PO4*12MoO3 + NH4NO3 + H2O + NaNO3 =>
23 HNO3 + Na2HPO4 + 12(NH4)2MoO4 = (NH4)3PO4*12MoO3 + 21 NH4NO3 + 12 H2O + 2 NaNO3
Ca(OH)2 + Cl2 = Ca(ClO2)2 + CaCl + H2O =>
8 Ca(OH)2 + 5 Cl2 = 2 Ca(ClO2)2 + 6 CaCl + 8 H2O
Al2(SO4)3 + H2O = Al(OH)3 + H + SO42 =>
Al2(SO4)3 + 120 H2O = 2 Al(OH)3 + 234 H + 3 SO42
Ca + Na2SO4 = Na + CaSO4 =>
Ca + Na2SO4 = 2 Na + CaSO4
SO2 + H2 = S + H2O =>
SO2 + 2 H2 = S + 2 H2O
NH3OH + NaH2PO4 = Na + NH2PO3 + H2O =>
NH3OH + NaH2PO4 = Na + NH2PO3 + 2 H2O
BaO2 + Cr2O3 + O2 = BaCrO4 =>
4 BaO2 + 2 Cr2O3 + O2 = 4 BaCrO4
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Ca3(PO4)2 + H2(SO4) = Ca(SO4) + H3(PO4) =>
Ca3(PO4)2 + 3 H2(SO4) = 3 Ca(SO4) + 2 H3(PO4)
Fe(s) + HCl = FeCl3 + H2 =>
2 Fe(s) + 6 HCl = 2 FeCl3 + 3 H2
As4S4 + HNO3 = H3AsO4 + H2SO4 + NO2 + H2O =>
As4S4 + 44 HNO3 = 4 H3AsO4 + 4 H2SO4 + 44 NO2 + 12 H2O
C10H8 + O2 = CO2 + H2O =>
C10H8 + 12 O2 = 10 CO2 + 4 H2O
RbOH + H2O = HRb + OH =>
RbOH + H2O = HRb + 2 OH
Ca(s) + O2(g) = CaO =>
2 Ca(s) + O2(g) = 2 CaO
NiO(s) + Al(s) = Al2O3(s) + Ni(s) =>
3 NiO(s) + 2 Al(s) = Al2O3(s) + 3 Ni(s)
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