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Ba(OH)2 + 2 HClO4 = Ba(ClO4)2 + 2 H2O
Si + K = K2Si =>
Si + 2 K = K2Si
H2Br + NaOH = H2OH + BrNa =>
H2Br + NaOH = H2OH + BrNa
KOH + H2SO4 = K2SO4 + H2O =>
2 KOH + H2SO4 = K2SO4 + 2 H2O
K2MnO4 + K2S3 + H2O = K2SO4 + MnO2 + KOH =>
10 K2MnO4 + K2S3 + 8 H2O = 3 K2SO4 + 10 MnO2 + 16 KOH
NiCl2(aq) + NaNO3(aq) = NiNO3 + NaCl2 =>
NiCl2(aq) + NaNO3(aq) = NiNO3 + NaCl2
AlCl3 + BaS = Al2S3 + BaCl2 =>
2 AlCl3 + 3 BaS = Al2S3 + 3 BaCl2
MgH2CO3 = Mg + CO2H2O =>
MgH2CO3 = Mg + CO2H2O
Na2(CO3)2 + C6H8O6 = CO2 + H2O + Na3C6H5O7 =>
30 Na2(CO3)2 + 21 C6H8O6 = 66 CO2 + 34 H2O + 20 Na3C6H5O7
Ti2O4 + Cl2 + C = TiCl4 + CO2 =>
Ti2O4 + 4 Cl2 + 2 C = 2 TiCl4 + 2 CO2
Zn + KOH + HNO3 = NH3 + K2ZnO2 + H2O =>
4 Zn + 8 KOH + HNO3 = NH3 + 4 K2ZnO2 + 3 H2O
PbO2 + H = PbO + H2O =>
PbO2 + 2 H = PbO + H2O
Cu(OH)3 + Cl2 + NaOH = Na2CuO4 + NaCl + H2O =>
2 Cu(OH)3 + 3 Cl2 + 10 NaOH = 2 Na2CuO4 + 6 NaCl + 8 H2O
Pb(NO3)2(aq) + KOH(aq) = Pb(OH)2(g) + K(NO3)(l) =>
Pb(NO3)2(aq) + 2 KOH(aq) = Pb(OH)2(g) + 2 K(NO3)(l)
SO3 + CuO = CuS + O2 =>
SO3 + CuO = CuS + 2 O2
Al + Pb(CH3COO)2 = Al(CH3COO)2 + Pb =>
Al + Pb(CH3COO)2 = Al(CH3COO)2 + Pb
[Co(H2O)6]Cl2 + NaN3 + NH4Cl + NH4OH = [Co(NH3)5N3]Cl2 + NaCl + H2O =>
8[Co(H2O)6]Cl2 + 9 NaN3 + 9 NH4Cl + 28 NH4OH = 8[Co(NH3)5N3]Cl2 + 9 NaCl + 76 H2O
Sc + HBr = ScBr3 + H2 =>
2 Sc + 6 HBr = 2 ScBr3 + 3 H2
Fe(NO3)3 + NaI = Fe(NO3)3NaI =>
Fe(NO3)3 + NaI = Fe(NO3)3NaI
C2H4O + Cu + H2O = C2H5OH + CuO =>
C2H4O + Cu + H2O = C2H5OH + CuO
HCOOH + KNO3 + NH3 = NH4NO3 + K2CO2 =>
HCOOH + 2 KNO3 + 2 NH3 = 2 NH4NO3 + K2CO2
Hg2S + HNO3 = Hg(NO3)2 + H2SO4 + NO2 + H2O =>
Hg2S + 14 HNO3 = 2 Hg(NO3)2 + H2SO4 + 10 NO2 + 6 H2O
K4Fe(CN)6 + BaS2O8 = K2S2O8 + Ba4(Fe(CN)6)2 =>
2 K4Fe(CN)6 + 4 BaS2O8 = 4 K2S2O8 + Ba4(Fe(CN)6)2
Pb(NO3)2 + H2S = PbS + HNO3 =>
Pb(NO3)2 + H2S = PbS + 2 HNO3
C3H6N6O6(s) + O2(g) = CO2(g) + H2O(g) + N2(g) =>
2 C3H6N6O6(s) + 3 O2(g) = 6 CO2(g) + 6 H2O(g) + 6 N2(g)
NO2 = N2O2 + O2 =>
2 NO2 = N2O2 + O2
NaNO2 + H2O = HNaNO2 + OH =>
NaNO2 + H2O = HNaNO2 + OH
C9H2OO2 + O2 = CO2 + H2O =>
C9H2OO2 + 8 O2 = 9 CO2 + H2O
K2SO4 + Mg(OH)2 = K(OH) + Mg(SO4) =>
K2SO4 + Mg(OH)2 = 2 K(OH) + Mg(SO4)
KI + (NH4)(NO3) = K(NH4) + I(NO3) =>
KI + (NH4)(NO3) = K(NH4) + I(NO3)
CH3COONa + C6H12O6 + (CH3CO)2 = C16H22O11 + NaOCH3 =>
30 CH3COONa + 7 C6H12O6 + 30(CH3CO)2 = 12 C16H22O11 + 30 NaOCH3
Li + H2O = H2LiO =>
Li + H2O = H2LiO
Br6 = Br =>
Br6 = 6 Br
H2CrO4 + Ag(OH) = AgHCrO4 + H2O =>
H2CrO4 + Ag(OH) = AgHCrO4 + H2O
Zn + NH4OH = Zn(NH3)4(OH)2 + H2 + H2O =>
Zn + 4 NH4OH = Zn(NH3)4(OH)2 + H2 + 2 H2O
H4P2O7 + Mg(OH)2 = Mg + P2O7 + H2O =>
H4P2O7 + 2 Mg(OH)2 = 2 Mg + P2O7 + 4 H2O
Pb(NO3)2 + Cr2(SO4)3 = PbSO4 + Cr(NO3)3 =>
3 Pb(NO3)2 + Cr2(SO4)3 = 3 PbSO4 + 2 Cr(NO3)3
CH2 + Br2 = CH2Br =>
2 CH2 + Br2 = 2 CH2Br
CuSO4 + NH3 = Cu(NH3)4SO4 = H2o =>
CuSO4 + 4 NH3 = Cu(NH3)4SO4
Sc + H2O = Sc(OH)3 + H2 =>
2 Sc + 6 H2O = 2 Sc(OH)3 + 3 H2
BaCl2(aq) + AgNO3 = Ba(NO3)2 + AgCl =>
BaCl2(aq) + 2 AgNO3 = Ba(NO3)2 + 2 AgCl
Fe + H2O = Fe2O3 + H =>
2 Fe + 3 H2O = Fe2O3 + 6 H
Na(s) + HBr(aq) = NaBr(aq) + H =>
Na(s) + HBr(aq) = NaBr(aq) + H
Pb(NO3)2 + NH3 = PbNH3 + NO3 =>
Pb(NO3)2 + NH3 = PbNH3 + 2 NO3
H2SO4(aq) + Na2CO3(s) = Na2SO4(aq) + NaOH + CO2(g) =>
H2SO4(aq) + 2 Na2CO3(s) = Na2SO4(aq) + 2 NaOH + 2 CO2(g)
CuS + O2 = CuO + S2O3 =>
4 CuS + 5 O2 = 4 CuO + 2 S2O3
NiCl2(aq) + F2(g) = NiF2(aq) + Cl2(g) =>
NiCl2(aq) + F2(g) = NiF2(aq) + Cl2(g)
H2O + CO = C5H12O8 + O2 =>
12 H2O + 10 CO = 2 C5H12O8 + 3 O2
HAuCl4 + Zn = Au + ZnCl2 + H2 =>
2 HAuCl4 + 4 Zn = 2 Au + 4 ZnCl2 + H2
NaOH + HCl = NaCl + HOH =>
NaOH + HCl = NaCl + HOH
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