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CaCO3 = CaO + CO2
H3PO4 + KOH = K3PO4 + H2O =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
KI + H2O2 + H2SO4 = K2SO4 + I2 + H2O =>
2 KI + H2O2 + H2SO4 = K2SO4 + I2 + 2 H2O
KMnO4 + FeSO4 + H2SO4 = MnSO4 + K2SO4 + Fe2S3O12 + H2O =>
2 KMnO4 + 10 FeSO4 + 8 H2SO4 = 2 MnSO4 + K2SO4 + 5 Fe2S3O12 + 8 H2O
KCl + Cs = CsCl + K =>
KCl + Cs = CsCl + K
Ca(NO2)2 + HCl = Ca(Cl)2 + NO + NO2 + H2O =>
Ca(NO2)2 + 2 HCl = Ca(Cl)2 + NO + NO2 + H2O
KOH + S = K2S + K2SO3 + H2O =>
6 KOH + 3 S = 2 K2S + K2SO3 + 3 H2O
Li(s) + H2O = LiOH(aq) + H(g) =>
Li(s) + H2O = LiOH(aq) + H(g)
Ca(OH)2 + SiO2 + H2O = CaO*2SiO2*3H2O =>
Ca(OH)2 + 2 SiO2 + 2 H2O = CaO*2SiO2*3H2O
AlP(s) + H2O(l) = Al(OH)3(s) + PH3(g) =>
AlP(s) + 3 H2O(l) = Al(OH)3(s) + PH3(g)
ZnO + Mn = Zn + MnO2 =>
2 ZnO + Mn = 2 Zn + MnO2
Os + O2 + NaOH = Na2OsO4 + H2O =>
2 Os + 3 O2 + 4 NaOH = 2 Na2OsO4 + 2 H2O
CoCl2 + Na3PO4 = CoPO4 + Na3Cl2 =>
CoCl2 + Na3PO4 = CoPO4 + Na3Cl2
P + O2 = P4O6 =>
4 P + 3 O2 = P4O6
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
NO2 = N + O2 =>
NO2 = N + O2
PbO2 + H2S = PbSO + H2O =>
PbO2 + H2S = PbSO + H2O
Ne + S = Ne2S =>
2 Ne + S = Ne2S
CaO2 + H2O = CaO + OH =>
CaO2 + H2O = CaO + 2 OH
C8H18O + HCl = C8H19ClO =>
C8H18O + HCl = C8H19ClO
P4 + Cl2 = Cl2P5 =>
5 P4 + 4 Cl2 = 4 Cl2P5
Mg + CrCl3 = Cr3 + MgCl2 =>
9 Mg + 6 CrCl3 = 2 Cr3 + 9 MgCl2
AlCl3 + NaOH + H2O = Na(Al(OH)4) + HCl =>
AlCl3 + NaOH + 3 H2O = Na(Al(OH)4) + 3 HCl
CaCo3 + Mg(OH)2 = Ca(OH)2 + Co3Mg =>
CaCo3 + Mg(OH)2 = Ca(OH)2 + Co3Mg
LiCl + Br2 = LiBr + Cl2 =>
2 LiCl + Br2 = 2 LiBr + Cl2
NO2 = O2 + N2 =>
2 NO2 = 2 O2 + N2
KNO3 + Al(OH)4 + H2 = NH3 + K{+} + [Al(OH)4]{-} + H2O =>
2 KNO3 + 2 Al(OH)4 + 9 H2 = 2 NH3 + 2 K{+} + 2[Al(OH)4]{-} + 6 H2O
KOH + HPO4 = KOH2PO4 =>
KOH + HPO4 = KOH2PO4
CrCl2 + NaOH = Cr(OH)2 + NaCl =>
CrCl2 + 2 NaOH = Cr(OH)2 + 2 NaCl
C3H7COOH + NaOH = NaC3H7COO + H2O =>
C3H7COOH + NaOH = NaC3H7COO + H2O
Na + SO4 = Na2SO4 =>
2 Na + SO4 = Na2SO4
C12H22O11 + H2O = CH4 + CO2 =>
C12H22O11 + H2O = 6 CH4 + 6 CO2
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
NO2 = N2O4 =>
2 NO2 = N2O4
FeSO4 + Sn = Fe + SnSO4 =>
FeSO4 + Sn = Fe + SnSO4
C3H7COOH + NaOH = C3H7COONa + H2O =>
C3H7COOH + NaOH = C3H7COONa + H2O
S3 = S =>
S3 = 3 S
Na2O + H2SO4 = Na2SO4 + H2O =>
Na2O + H2SO4 = Na2SO4 + H2O
EuSO4 + KBrO3 + H2O = Eu2(SO4)3 + KBr + Eu(OH) =>
18 EuSO4 + KBrO3 + 3 H2O = 6 Eu2(SO4)3 + KBr + 6 Eu(OH)
Zn(NO3)2 + NH4OH = Zn(OH)2 + NH4(NO3) =>
Zn(NO3)2 + 2 NH4OH = Zn(OH)2 + 2 NH4(NO3)
C8H10 + O2 = CO2 + H2O =>
2 C8H10 + 21 O2 = 16 CO2 + 10 H2O
Cu(SO4) + BaCl2 = CuCl2 + BaSO4 =>
Cu(SO4) + BaCl2 = CuCl2 + BaSO4
Al + CuCl*2H2O = AlCl3 + Cu + H2O =>
Al + 3 CuCl*2H2O = AlCl3 + 3 Cu + 6 H2O
Fe3O4 + PbO = Fe + PbO4 =>
3 Fe3O4 + 4 PbO = 9 Fe + 4 PbO4
Na3PO4(aq) + AlCl3(aq) = NaCl(aq) + AlPO4(s) =>
Na3PO4(aq) + AlCl3(aq) = 3 NaCl(aq) + AlPO4(s)
Cr(OH)3 + Na2CO3 = NaCrO2 + H2O + CO2 =>
2 Cr(OH)3 + Na2CO3 = 2 NaCrO2 + 3 H2O + CO2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
H2S + HNO3 = S + NO2 + H2O =>
H2S + 2 HNO3 = S + 2 NO2 + 2 H2O
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