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2 K2SiO3 + 12 HF = 4 KF + 2 Si + F8 + 6 H2O
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
AlCl3 + Zn(OH)2 = Al(OH)3 + ZnCl2 =>
2 AlCl3 + 3 Zn(OH)2 = 2 Al(OH)3 + 3 ZnCl2
C3H6O + O2 = CO2 + H2O =>
C3H6O + 4 O2 = 3 CO2 + 3 H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Hf + O2 = HfO2 =>
Hf + O2 = HfO2
NaOH + CaBr2 = Ca(OH)2 + NaBr =>
2 NaOH + CaBr2 = Ca(OH)2 + 2 NaBr
Na2SO3 + K2Cr2O7 + H2SO4 = Na2SO4 + K2SO4 + Cr2(SO4) + H2O =>
5 Na2SO3 + K2Cr2O7 + 2 H2SO4 = 5 Na2SO4 + K2SO4 + Cr2(SO4) + 2 H2O
SF4 + HF = H2S + F2 =>
SF4 + 2 HF = H2S + 3 F2
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
C6H5ONa + H2O = C6H5OH + Na + OH =>
C6H5ONa + H2O = C6H5OH + Na + OH
NaHCO3(s) + H3PO4(aq) = Na3PO4 + H2O + CO2 =>
3 NaHCO3(s) + H3PO4(aq) = Na3PO4 + 3 H2O + 3 CO2
C2H6O2 + NH4NO3 = CO2 + N2 + H2O =>
C2H6O2 + 5 NH4NO3 = 2 CO2 + 5 N2 + 13 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Pb3O4 + HI = PbI2 + I2 + H2O =>
Pb3O4 + 8 HI = 3 PbI2 + I2 + 4 H2O
Cl2 + I{-}1 = I2 + Cl{-}1 =>
Cl2 + 2 I{-}1 = I2 + 2 Cl{-}1
Br + KrHO4 = HBr + Kr + O2 =>
Br + KrHO4 = HBr + Kr + 2 O2
SnCl2 + NaOH = Sn(OH)2 + NaCl =>
SnCl2 + 2 NaOH = Sn(OH)2 + 2 NaCl
Zn(OH)2 + H3PO4 = Zn3(PO4)2 + H2O =>
3 Zn(OH)2 + 2 H3PO4 = Zn3(PO4)2 + 6 H2O
SnCl4 + Cr(NO3)3 = Sn(NO3)4 + CrCl3 =>
3 SnCl4 + 4 Cr(NO3)3 = 3 Sn(NO3)4 + 4 CrCl3
H2CO3 + OH = H2O + CO3 =>
H2CO3 + 2 OH = 2 H2O + CO3
Ca(OH)2 + NaOH = Na2CaO2 + H2O =>
Ca(OH)2 + 2 NaOH = Na2CaO2 + 2 H2O
Ag(ClO3) + Na3(PO4) = Na(ClO3) + Ag3(PO4) =>
3 Ag(ClO3) + Na3(PO4) = 3 Na(ClO3) + Ag3(PO4)
Li + Br2 = LiBr =>
2 Li + Br2 = 2 LiBr
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
Ca + Ni(C2H3O2)2 = Ca(C2H3O2)2 + Ni =>
Ca + Ni(C2H3O2)2 = Ca(C2H3O2)2 + Ni
NaHSO4 = Na2SO4 + H2SO4 =>
2 NaHSO4 = Na2SO4 + H2SO4
Na + MgF2 = NaF + Mg =>
2 Na + MgF2 = 2 NaF + Mg
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
CuBr2 + H2O = [Cu(H2O)2]Br2 =>
CuBr2 + 2 H2O = [Cu(H2O)2]Br2
Cu{+} + Br{-} = CuBr =>
Cu{+} + Br{-} = CuBr
HCO3 + H2O = H2CO3 + O2 =>
4 HCO3 + 2 H2O = 4 H2CO3 + O2
Al + HNO3 = Al[NO3]3 + N2O + H2O =>
8 Al + 30 HNO3 = 8 Al[NO3]3 + 3 N2O + 15 H2O
P4H10(s) + H2O(l) = H + PO4(l) =>
P4H10(s) + 16 H2O(l) = 42 H + 4 PO4(l)
Zr{+4} + O{2-} = ZrO2 =>
Zr{+4} + 2 O{2-} = ZrO2
H16AlAsO11 = Al + As + O + H =>
H16AlAsO11 = Al + As + 11 O + 16 H
C2H3Br3 + O2 = CO + HBr =>
C2H3Br3 + O2 = 2 CO + 3 HBr
Ca + Cr(CH3COO)3 = Ca(CH3COO)2 + Cr =>
3 Ca + 2 Cr(CH3COO)3 = 3 Ca(CH3COO)2 + 2 Cr
FeCl3 + SnCl2 = FeCl2 + SnCl4 =>
2 FeCl3 + SnCl2 = 2 FeCl2 + SnCl4
Sn(ClO3)4 = SnCl4(s) + O2(g) =>
Sn(ClO3)4 = SnCl4(s) + 6 O2(g)
NH3 + Mg(OH)2 = H2O + Mg3N2 =>
2 NH3 + 3 Mg(OH)2 = 6 H2O + Mg3N2
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
H2O + NH3 + CoCl2 = NH4 + Co(OH)2 + Cl =>
2 H2O + 2 NH3 + CoCl2 = 2 NH4 + Co(OH)2 + 2 Cl
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C2H3 + KMnO4 + H2O = C2H4(OH)2 + MnO2 + KOH =>
3 C2H3 + KMnO4 + 5 H2O = 3 C2H4(OH)2 + MnO2 + KOH
O + F = F2O =>
O + 2 F = F2O
Sn + Cl2 = SnCl4 =>
Sn + 2 Cl2 = SnCl4
NaN3(s) + HNO2(aq) = N2(g) + NO(g) + NaOH(aq) =>
2 NaN3(s) + 2 HNO2(aq) = 3 N2(g) + 2 NO(g) + 2 NaOH(aq)
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