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2 HF + Li2CO3 = HOH + CO2 + 2 LiF
NH4 + O2 = H2O + N2O =>
4 NH4 + 5 O2 = 8 H2O + 2 N2O
((NH4)2SO4) + CaCl2 = NH4Cl + CaSO4 =>
((NH4)2SO4) + CaCl2 = 2 NH4Cl + CaSO4
O2 + CuFeS2 = SO2 + Fe2O3 + Cu2O =>
6 O2 + 2 CuFeS2 = 4 SO2 + Fe2O3 + Cu2O
PbCrO4 + HNo3 = Pb(No3)2 + H2CrO4 =>
PbCrO4 + 2 HNo3 = Pb(No3)2 + H2CrO4
H2CO + NaBH4 + H2O = H3COH + NaB(OH)4 =>
4 H2CO + NaBH4 + 4 H2O = 4 H3COH + NaB(OH)4
C4H7NaO4 + NaOH = CH3CH(OH)COONa + H2O =>
3 C4H7NaO4 + NaOH = 4 CH3CH(OH)COONa + H2O
Ca + Na2O = NaCa + O2 =>
4 Ca + 2 Na2O = 4 NaCa + O2
BeCl2 + Mg = MgCl + Be =>
BeCl2 + 2 Mg = 2 MgCl + Be
C6HClF2N2 + C2H5NO = C6H3ClF2N2O + C2H3N =>
C6HClF2N2 + C2H5NO = C6H3ClF2N2O + C2H3N
Al(OH)3 + HClO4 = AlO3H4 + ClO4 =>
Al(OH)3 + HClO4 = AlO3H4 + ClO4
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
CaC + O = Ca + C2O =>
2 CaC + O = 2 Ca + C2O
Br + O2 = Br2O3 =>
4 Br + 3 O2 = 2 Br2O3
SrCl2 + H2O = Sr(OH)2 + HCl =>
SrCl2 + 2 H2O = Sr(OH)2 + 2 HCl
C + H1 + Cl2 = CHCl3 =>
2 C + 2 H1 + 3 Cl2 = 2 CHCl3
HS + K2 = K2S + H =>
HS + K2 = K2S + H
C14(CH3)2N + C6H5CH2Cl = C14(CH3)2NCH2C6H5Cl =>
C14(CH3)2N + C6H5CH2Cl = C14(CH3)2NCH2C6H5Cl
AlNO4 + NaOH = AlHO + NaNO4 =>
AlNO4 + NaOH = AlHO + NaNO4
Ca + Pb(NO3)4 = CaNO3 + Pb =>
4 Ca + Pb(NO3)4 = 4 CaNO3 + Pb
Pd + C4H8N2O2 = Pd(C4H8N2O2)2 =>
Pd + 2 C4H8N2O2 = Pd(C4H8N2O2)2
KIO3 + K2S + H2O = H2SO3 + KOH + I2 =>
6 KIO3 + 5 K2S + 13 H2O = 5 H2SO3 + 16 KOH + 3 I2
K3PO4 + BaCl2 = KCl2 + Ba3(PO4) =>
K3PO4 + 3 BaCl2 = 3 KCl2 + Ba3(PO4)
Ti(OH)4 + H2Se = TiSe2 + H2O =>
Ti(OH)4 + 2 H2Se = TiSe2 + 4 H2O
FeCl2 + Ga = GaCl3 + Fe =>
3 FeCl2 + 2 Ga = 2 GaCl3 + 3 Fe
CdSO4 + H2O = (CdOH)2SO4 + H2SO4 =>
2 CdSO4 + 2 H2O = (CdOH)2SO4 + H2SO4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
MgCl2(aq) + LiOH(aq) = MgOH(aq) + LiCl2(aq) =>
MgCl2(aq) + LiOH(aq) = MgOH(aq) + LiCl2(aq)
HgNO3 = HgO + N2O + O2 =>
4 HgNO3 = 4 HgO + 2 N2O + 3 O2
Li2CO3 + CoO + NH7PO4 + O2 = LiCo2P3O10 + NH3 + CO2 + H2O =>
2 Li2CO3 + 8 CoO + 12 NH7PO4 + 3 O2 = 4 LiCo2P3O10 + 12 NH3 + 2 CO2 + 24 H2O
HNO3 + H{+} + CdS = NO + Cd{2+} + S + H2O =>
2 HNO3 + 6 H{+} + 3 CdS = 2 NO + 3 Cd{2+} + 3 S + 4 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
LiBr + BaI2 = LiI + BaBr2 =>
2 LiBr + BaI2 = 2 LiI + BaBr2
S2O8{2-} + I{-} = I2 + SO4{2-} =>
S2O8{2-} + 2 I{-} = I2 + 2 SO4{2-}
KI(s) + Pb(NO3)2 = PbI2 + KNO3 =>
2 KI(s) + Pb(NO3)2 = PbI2 + 2 KNO3
Hg(NO3)2 + HCl = HNO3 + HgCl2 =>
Hg(NO3)2 + 2 HCl = 2 HNO3 + HgCl2
FeI2 + AgNO3 = Fe(NO3)2 + AgI =>
FeI2 + 2 AgNO3 = Fe(NO3)2 + 2 AgI
S{-2} + Ag{+2} = AgS =>
S{-2} + Ag{+2} = AgS
CaCO3 + H(C2H3O2) = Ca(C2H3O2) + CO2 + H2O =>
8 CaCO3 + 9 H(C2H3O2) = 8 Ca(C2H3O2) + 10 CO2 + 6 H2O
Al + HNO3 = Al(NO3)3 + NO + H2O =>
Al + 4 HNO3 = Al(NO3)3 + NO + 2 H2O
KNO2 + HNO3 = H2O + KNO3 + NO2 =>
KNO2 + 2 HNO3 = H2O + KNO3 + 2 NO2
Zn + HS = ZnHS =>
Zn + HS = ZnHS
Zn(OH)4 + NH3 + H = Zn(NH3)4 + H2O =>
Zn(OH)4 + 4 NH3 + 4 H = Zn(NH3)4 + 4 H2O
CaSO4 + AlNO3 = Ca(NO3)2 + Al2SO4 =>
CaSO4 + 2 AlNO3 = Ca(NO3)2 + Al2SO4
Cu + CaO = CuO + Ca =>
Cu + CaO = CuO + Ca
Fe(OH)2 = Fe3O4(s) + H2O(l) + H2(g) =>
3 Fe(OH)2 = Fe3O4(s) + 2 H2O(l) + H2(g)
HBrO2 + Fe(OH)3 = Fe(BrO2)3 + H2O =>
3 HBrO2 + Fe(OH)3 = Fe(BrO2)3 + 3 H2O
Al + HNO3 = Al(NO3)3 + NO + H2O =>
Al + 4 HNO3 = Al(NO3)3 + NO + 2 H2O
Hg(NO3)2 + NaHCO3 = NaNO3 + Hg(HCO3)2 =>
Hg(NO3)2 + 2 NaHCO3 = 2 NaNO3 + Hg(HCO3)2
(NH4)2SO4 + Ca(OH)2 = CaSO4 + H2ONH3 =>
(NH4)2SO4 + Ca(OH)2 = CaSO4 + 2 H2ONH3
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