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2 N2O + 3 O2 = 2 N2O4
Al2(SO4)3 + Na2CO3 = Al2(CO3)3 + Na2SO4 =>
Al2(SO4)3 + 3 Na2CO3 = Al2(CO3)3 + 3 Na2SO4
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
K2CO3 + H2SO4 = K2SO4 + H2O + CO2 =>
K2CO3 + H2SO4 = K2SO4 + H2O + CO2
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
K + Mg(SO4) = K(SO4) + Mg =>
K + Mg(SO4) = K(SO4) + Mg
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C8H6O4 + O2 = CO2 + H2O =>
2 C8H6O4 + 15 O2 = 16 CO2 + 6 H2O
KMnO4 + Na2SO3 + H2O = MnO2 + Na2SO4 + KOH =>
2 KMnO4 + 3 Na2SO3 + H2O = 2 MnO2 + 3 Na2SO4 + 2 KOH
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
Zn + N2 = Zn3N2 =>
3 Zn + N2 = Zn3N2
Al2O3 + H2 = Al + H2O =>
Al2O3 + 3 H2 = 2 Al + 3 H2O
AgNO3 + Na2CO3 = Ag2CO3 + NaNO3 =>
2 AgNO3 + Na2CO3 = Ag2CO3 + 2 NaNO3
Cd + HNO3 = Cd(NO3)2 + H2O + NO =>
3 Cd + 8 HNO3 = 3 Cd(NO3)2 + 4 H2O + 2 NO
CAS + HCl = CACl2 + H2S =>
CAS + 2 HCl = CACl2 + H2S
NH4I + AgNO3 = NH4NO3 + AgI =>
NH4I + AgNO3 = NH4NO3 + AgI
P + Cl2 = PCl5 =>
2 P + 5 Cl2 = 2 PCl5
C3H7COOH + CH3OH = C3H7COOCH3 + H2O =>
C3H7COOH + CH3OH = C3H7COOCH3 + H2O
K + MgSO4 = K2SO4 + Mg =>
2 K + MgSO4 = K2SO4 + Mg
Cd + HNO3 = Cd(NO3)2 + H2O + NO2 =>
Cd + 4 HNO3 = Cd(NO3)2 + 2 H2O + 2 NO2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
N2O5 + Ca(OH)2 = Ca(NO3)2 + H2O =>
N2O5 + Ca(OH)2 = Ca(NO3)2 + H2O
SiO2 + Mg = Si + MgO =>
SiO2 + 2 Mg = Si + 2 MgO
K2S + Zn(NO3)2 = KNO3 + ZnS =>
K2S + Zn(NO3)2 = 2 KNO3 + ZnS
CO2 + C = CO =>
CO2 + C = 2 CO
LiCl(aq) + AgCH3COO(aq) = LiCH3COO + AgCl =>
LiCl(aq) + AgCH3COO(aq) = LiCH3COO + AgCl
Cr + SnCl4 = CrCl3 + Sn =>
4 Cr + 3 SnCl4 = 4 CrCl3 + 3 Sn
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
Ga(s) + F2(g) = GaF2(s) =>
Ga(s) + F2(g) = GaF2(s)
NH4NO3 + KOH = KNO3 + NH3 + H2O =>
NH4NO3 + KOH = KNO3 + NH3 + H2O
P2O3 + H2O = H2P2O4 =>
P2O3 + H2O = H2P2O4
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
SnCl4 + H2O = SnO2 + HCl =>
SnCl4 + 2 H2O = SnO2 + 4 HCl
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Na + O2 + H2O = NaOH =>
4 Na + O2 + 2 H2O = 4 NaOH
KMnO4 + Na2SO3 + H2O = MnO2 + Na2SO4 + KOH =>
2 KMnO4 + 3 Na2SO3 + H2O = 2 MnO2 + 3 Na2SO4 + 2 KOH
CrO3 = Cr2O3 + O2 =>
4 CrO3 = 2 Cr2O3 + 3 O2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
AgNO3 + KBr = AgBr + KNO3 =>
AgNO3 + KBr = AgBr + KNO3
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
Ni2S3 + H2O2 = Ni2{+} + SO42{-} + H2O + H{+} =>
Ni2S3 + 125 H2O2 = Ni2{+} + 3 SO42{-} + 124 H2O + 2 H{+}
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
Ni2S3 + H2O2 = Ni2{+} + SO42{-} + H2O + H{+} =>
Ni2S3 + 125 H2O2 = Ni2{+} + 3 SO42{-} + 124 H2O + 2 H{+}
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