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2 Ca3N2 + 3 Pb(CO3)2 = 6 CaCO3 + Pb3N4
N2 + F2 = NF3 =>
N2 + 3 F2 = 2 NF3
K2SO3 + Cl2 + NaOH = K2SO4 + NaCl + H2O =>
K2SO3 + Cl2 + 2 NaOH = K2SO4 + 2 NaCl + H2O
Mg3P2 + LiCl = MgCl2 + Li3P =>
Mg3P2 + 6 LiCl = 3 MgCl2 + 2 Li3P
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
K2Cr2O7 + Na2SO3 + NaOH + H2O = Na2SO4 + Na[Cr(OH)6] + K3[Cr(OH)6] =>
3 K2Cr2O7 + 5 Na2SO3 + 4 NaOH + 16 H2O = 5 Na2SO4 + 4 Na[Cr(OH)6] + 2 K3[Cr(OH)6]
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
PH3 + BF3 = PH3BF3 =>
PH3 + BF3 = PH3BF3
HBr + (NH4)2CO3 = CO2 + H2O + NH4Br =>
2 HBr + (NH4)2CO3 = CO2 + H2O + 2 NH4Br
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
MgBr2 + FeCl3 = FeBr3 + MgCl2 =>
3 MgBr2 + 2 FeCl3 = 2 FeBr3 + 3 MgCl2
CaCO3 + H3PO4 = Ca3(PO4)2 + H2CO3 =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 H2CO3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
KI + H2O = H + I + KOH =>
KI + H2O = H + I + KOH
Be(OH)2 + NaOH = H2O + Na2BeO2 =>
Be(OH)2 + 2 NaOH = 2 H2O + Na2BeO2
[Cr(H2O)4Cl2] + H2O = [Cr(H2O)5Cl]Cl =>
[Cr(H2O)4Cl2] + H2O = [Cr(H2O)5Cl]Cl
MgCrO4 + Co = CoCrO4 + Mg =>
MgCrO4 + Co = CoCrO4 + Mg
Cl2 + HI = I2 + HCl =>
Cl2 + 2 HI = I2 + 2 HCl
C2 = C =>
C2 = 2 C
Cl + CaOH2 = CaCl2 + H2O =>
2 Cl + CaOH2 = CaCl2 + H2O
KI + KMnO4 = I2 + K2MnO4 =>
2 KI + 2 KMnO4 = I2 + 2 K2MnO4
C11H20O10 + H2O = C2H5OH + CO2 =>
3 C11H20O10 + 3 H2O = 11 C2H5OH + 11 CO2
Ti + HCl = TiCl4 + H2 =>
Ti + 4 HCl = TiCl4 + 2 H2
Ni + HCl = H2 + NiCl3 =>
2 Ni + 6 HCl = 3 H2 + 2 NiCl3
Fe + Y2 = FeY2 =>
Fe + Y2 = FeY2
F + CaBr2 = CaF2 + Br =>
2 F + CaBr2 = CaF2 + 2 Br
CdSO4 + K2S = CdS + K2SO4 =>
CdSO4 + K2S = CdS + K2SO4
W2O5 + H = W + H2O =>
W2O5 + 10 H = 2 W + 5 H2O
CrBr3 + Br2 = CrBr6 =>
2 CrBr3 + 3 Br2 = 2 CrBr6
Ca(OH)2(aq) + H3PO4(aq) = Ca3(PO4)2(g) + H2O(s) =>
3 Ca(OH)2(aq) + 2 H3PO4(aq) = Ca3(PO4)2(g) + 6 H2O(s)
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Ca2 + H3PO4 = Ca3(PO4)2 + H2 =>
3 Ca2 + 4 H3PO4 = 2 Ca3(PO4)2 + 6 H2
NaNO3(s) = NaNO2(s) + O2(g) =>
2 NaNO3(s) = 2 NaNO2(s) + O2(g)
Pb(CO3)2 = PbO2 + CO2 =>
Pb(CO3)2 = PbO2 + 2 CO2
Fe{2} + CO = Fe + CO{2} =>
Fe{2} + CO = Fe + CO{2}
KOH + BaCl2 + MgBr2 = Mg(OH)2 + BaBr2 + KCl =>
2 KOH + BaCl2 + MgBr2 = Mg(OH)2 + BaBr2 + 2 KCl
CuSO4 + K2Cl = CuCl + K2SO4 =>
CuSO4 + K2Cl = CuCl + K2SO4
H3BO3 = H4B6O11 + H2O =>
6 H3BO3 = H4B6O11 + 7 H2O
C18H38 = C12H26 + C3H6 =>
C18H38 = C12H26 + 2 C3H6
As2S5 + HNO3 = NO2 + S2 + HAsO3 + H2O =>
2 As2S5 + 20 HNO3 = 20 NO2 + 5 S2 + 4 HAsO3 + 8 H2O
CH4 + O2 = C + H2O = CO + H2O =>
CH4 + O2 = C + 2 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Zn + HNO3 = Zn(NO4)2 + N2O + H2O =>
4 Zn + 14 HNO3 = 4 Zn(NO4)2 + 3 N2O + 7 H2O
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
HNO3 + Ag = AgNO3 + H2O + NO =>
4 HNO3 + 3 Ag = 3 AgNO3 + 2 H2O + NO
Al + I = Al2I2 =>
2 Al + 2 I = Al2I2
Zn(NO2)2 + (NH4)3PO4 = NH4NO2 + Zn3(PO4)2 =>
3 Zn(NO2)2 + 2(NH4)3PO4 = 6 NH4NO2 + Zn3(PO4)2
PCl3 + H2O = P(OH)3 + HCl =>
PCl3 + 3 H2O = P(OH)3 + 3 HCl
Sn(s) + AlCl3(aq) = SnCl2(aq) + Al(s) =>
3 Sn(s) + 2 AlCl3(aq) = 3 SnCl2(aq) + 2 Al(s)
Rb + CH3COOH = RbC2H3O2 + H2 =>
2 Rb + 2 CH3COOH = 2 RbC2H3O2 + H2
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