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2 Na + Pb{2+} = 2 Na{+} + Pb
N2 + B = NB =>
N2 + 2 B = 2 NB
Na2S2O3 + HCOOH = H2O + HCOONa + S + SO2 =>
Na2S2O3 + 2 HCOOH = H2O + 2 HCOONa + S + SO2
AlBr3 + H2O = HBr + Al2O3 =>
2 AlBr3 + 3 H2O = 6 HBr + Al2O3
Ca + O3 = CaO3 =>
Ca + O3 = CaO3
CrOH3 + Br2 + KOH = K2CrO4 + KBr + H2O =>
2 CrOH3 + 7 Br2 + 18 KOH = 2 K2CrO4 + 14 KBr + 12 H2O
C6H8 + KMnO4 + H2SO4 = C3H4O4 + MnSO4 + K2SO4 + H2O =>
5 C6H8 + 16 KMnO4 + 24 H2SO4 = 10 C3H4O4 + 16 MnSO4 + 8 K2SO4 + 24 H2O
C15H32 + CuO = H2O + CO2 + Cu =>
C15H32 + 46 CuO = 16 H2O + 15 CO2 + 46 Cu
HCl + Ca2Si = CaCl2 + SiH4 =>
4 HCl + Ca2Si = 2 CaCl2 + SiH4
Ba(OH)2 + H2SO3 = BaSO4 + H2O + H2 =>
Ba(OH)2 + H2SO3 = BaSO4 + H2O + H2
Fe2(NO3)2 + NaCl = FeCl2 + Na2NO3 =>
Fe2(NO3)2 + 4 NaCl = 2 FeCl2 + 2 Na2NO3
CH3Cl + O2 = CO2 + H2O + OCl3 =>
12 CH3Cl + 23 O2 = 12 CO2 + 18 H2O + 4 OCl3
Cd(NO3)2 + Li3PO4 = Cd3(PO4)2 + LiNO3 =>
3 Cd(NO3)2 + 2 Li3PO4 = Cd3(PO4)2 + 6 LiNO3
Br + Na2CO3 = NaBr + NaBrO3 + CO2 =>
6 Br + 3 Na2CO3 = 5 NaBr + NaBrO3 + 3 CO2
Na2Co3 + MnCl2 = Na2Co3MnCl2 =>
Na2Co3 + MnCl2 = Na2Co3MnCl2
C2H5OH + H2SO4 = C2H4 + H2O*H2SO4 =>
C2H5OH + H2SO4 = C2H4 + H2O*H2SO4
Fe3O4 + CO = Fe + CO2 =>
Fe3O4 + 4 CO = 3 Fe + 4 CO2
Na2O2 + HCl = NaCl + H2O + Cl2 =>
Na2O2 + 4 HCl = 2 NaCl + 2 H2O + Cl2
Zn3(Po4)2(s) = Zn + (Po4)2 =>
Zn3(Po4)2(s) = 3 Zn + (Po4)2
NH4Cl + KOH + K2[HgI4] = [NH2Hg2O]I + KI + H2O + KCl =>
NH4Cl + 4 KOH + 2 K2[HgI4] = [NH2Hg2O]I + 7 KI + 3 H2O + KCl
KOH(aq) + H2SO4(aq) = KSO4(aq) + H3O(aq) =>
KOH(aq) + H2SO4(aq) = KSO4(aq) + H3O(aq)
K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + O2 =>
2 K2Cr2O7 + 8 H2SO4 = 2 K2SO4 + 2 Cr2(SO4)3 + 8 H2O + 3 O2
Ce2H2 = HCe =>
Ce2H2 = 2 HCe
CoNO3 + Na = Co + NaNO3 =>
CoNO3 + Na = Co + NaNO3
PbCrO4 + KI + H2SO4 = PbSO4 + Cr2(SO4)3 + K2SO4 + I2 + H2O =>
2 PbCrO4 + 6 KI + 8 H2SO4 = 2 PbSO4 + Cr2(SO4)3 + 3 K2SO4 + 3 I2 + 8 H2O
BaCO3 + CO2 = BaCO2 + CO3 =>
BaCO3 + CO2 = BaCO2 + CO3
N2(s) + O2(g) = NO(g) =>
N2(s) + O2(g) = 2 NO(g)
CuO + HF = CuFHO =>
CuO + HF = CuFHO
Mn(OH)2 + FeCl3 = Fe(OH)3 + MnCl2 =>
3 Mn(OH)2 + 2 FeCl3 = 2 Fe(OH)3 + 3 MnCl2
Mg(S)2 = Mg + S =>
Mg(S)2 = Mg + 2 S
NaOH + Ba(NO3)2 + H2SO4 = BaSO4 + H2O + NaNO3 =>
2 NaOH + Ba(NO3)2 + H2SO4 = BaSO4 + 2 H2O + 2 NaNO3
SO2 + Na2CrO4 + NaOH + H2O = Cr(OH)3 + Na2SO4 =>
3 SO2 + 2 Na2CrO4 + 2 NaOH + 2 H2O = 2 Cr(OH)3 + 3 Na2SO4
Zn(OH)2 + P2O5 = ZnO + H3PO4 =>
3 Zn(OH)2 + P2O5 = 3 ZnO + 2 H3PO4
C2H3NaO2NaOH = CH4Na2CO3 =>
C2H3NaO2NaOH = CH4Na2CO3
P4 + NO3{-} + H{+} + H2O = H2PO4{-} + NO =>
3 P4 + 20 NO3{-} + 8 H{+} + 8 H2O = 12 H2PO4{-} + 20 NO
Mg(s) + HCl(aq) = H(s) + MgCl(aq) =>
Mg(s) + HCl(aq) = H(s) + MgCl(aq)
KHC4H4O6 + Ca(OH)2 + CaCl2 = CaC4H4O6 + KCl + H2O =>
2 KHC4H4O6 + Ca(OH)2 + CaCl2 = 2 CaC4H4O6 + 2 KCl + 2 H2O
Pb(NO3)2(aq) = PbO(s) + NO2(g) + O2(g) =>
2 Pb(NO3)2(aq) = 2 PbO(s) + 4 NO2(g) + O2(g)
MnCl2 + NaOH + Br2 = MnO2 + NaCl + NaBr + H2O =>
MnCl2 + 4 NaOH + Br2 = MnO2 + 2 NaCl + 2 NaBr + 2 H2O
O2 + NiS = SO + Ni =>
O2 + 2 NiS = 2 SO + 2 Ni
PbSO4 + NaOH = PbOH + NaSO4 =>
PbSO4 + NaOH = PbOH + NaSO4
H3PO2 + HNO3 = H3PO3 + NO + H2O =>
3 H3PO2 + 2 HNO3 = 3 H3PO3 + 2 NO + H2O
Rb + H2SO4 = Rb2SO4 + SO2 + H2O =>
2 Rb + 2 H2SO4 = Rb2SO4 + SO2 + 2 H2O
Cl + Pt = PtCl6 =>
6 Cl + Pt = PtCl6
Br2H2 = HBr =>
Br2H2 = 2 HBr
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
HClO = H + ClO =>
HClO = H + ClO
Sn + LiOH = Sn(OH)2 + Li =>
Sn + 2 LiOH = Sn(OH)2 + 2 Li
KCo3 + CaNo3 = KNo3 + CaCo3 =>
KCo3 + CaNo3 = KNo3 + CaCo3
NaBH4 + HCl = NaCl + BCl3 + H2 =>
NaBH4 + 4 HCl = NaCl + BCl3 + 4 H2
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