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2 H2 + O2 = 2 H2O
NH4VO3 + H2SO4 + KI = VOSO4 + (NH4)2SO4 + H2O + K2SO4 + I2 =>
2 NH4VO3 + 4 H2SO4 + 2 KI = 2 VOSO4 + (NH4)2SO4 + 4 H2O + K2SO4 + I2
HClO4(aq) + Ba(OH)2(aq) = Ba(ClO4)2(s) + H2O(l) =>
2 HClO4(aq) + Ba(OH)2(aq) = Ba(ClO4)2(s) + 2 H2O(l)
HClO4(aq) + Ba(OH)2(aq) = Ba(ClO4)2(aq) + H2O(l) =>
2 HClO4(aq) + Ba(OH)2(aq) = Ba(ClO4)2(aq) + 2 H2O(l)
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
HNO2 + HI = I2 + NO + H2O =>
2 HNO2 + 2 HI = I2 + 2 NO + 2 H2O
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
Cl2 + CaBr2 = CaCl + Br2 =>
Cl2 + 2 CaBr2 = 2 CaCl + 2 Br2
Al(OH)4 + CH3COOH = AlCOOH + CH4 + O =>
4 Al(OH)4 + 7 CH3COOH = 4 AlCOOH + 10 CH4 + 22 O
KMnO4 + FeSo4 = KMnSo4 + FeO4 =>
KMnO4 + FeSo4 = KMnSo4 + FeO4
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
HNO3 + Ca(OH)2 = Ca(NO3)2 + H2O =>
2 HNO3 + Ca(OH)2 = Ca(NO3)2 + 2 H2O
NH3(g) + Cl2(g) = N2H4(l) + NH4Cl(s) =>
4 NH3(g) + Cl2(g) = N2H4(l) + 2 NH4Cl(s)
Cr + H2SO4 = CrSO4 + H2 =>
Cr + H2SO4 = CrSO4 + H2
Fe + O2 = FeO2 =>
Fe + O2 = FeO2
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
PB(NO3)2 + NACl = PBCl + NA(NO3)2 =>
PB(NO3)2 + NACl = PBCl + NA(NO3)2
KMnO4 + NO2 + H2O = MnO2 + HNO3 + KNO3 =>
KMnO4 + 3 NO2 + H2O = MnO2 + 2 HNO3 + KNO3
CUI + HNO3 = CU(NO3)2 + I2 + NO2 + H2O =>
2 CUI + 8 HNO3 = 2 CU(NO3)2 + I2 + 4 NO2 + 4 H2O
CO2 + KOH = K2CO3 + H2O =>
CO2 + 2 KOH = K2CO3 + H2O
N2 + O2 = NO =>
N2 + O2 = 2 NO
HNO3 + Zn = Zn(NO3)2 + NH4NO3 + H2O =>
10 HNO3 + 4 Zn = 4 Zn(NO3)2 + NH4NO3 + 3 H2O
CaC2 + H2O = Ca(OH)2 + C2H2 =>
CaC2 + 2 H2O = Ca(OH)2 + C2H2
GeS2 + HCl = GeCl2 + H2S2 =>
GeS2 + 2 HCl = GeCl2 + H2S2
Ag + H2S + O2 = Ag2S + H2O =>
4 Ag + 2 H2S + O2 = 2 Ag2S + 2 H2O
MgO + Fe = Fe2O3 + Mg =>
3 MgO + 2 Fe = Fe2O3 + 3 Mg
C2H8N2 + N2O4 = N2 + CO2 + H2O =>
C2H8N2 + 2 N2O4 = 3 N2 + 2 CO2 + 4 H2O
N2O = N2 + O2 =>
2 N2O = 2 N2 + O2
KOH + HCl = KCl + H2O =>
KOH + HCl = KCl + H2O
C2H8N2 + N2O4 = N2 + CO2 + H2O =>
C2H8N2 + 2 N2O4 = 3 N2 + 2 CO2 + 4 H2O
CUI + HNO3 = CU(NO3)2 + I2 + NO2 + H2O =>
2 CUI + 8 HNO3 = 2 CU(NO3)2 + I2 + 4 NO2 + 4 H2O
Co(OH)2 + Br + H2O = Co(OH)3 + HBr =>
Co(OH)2 + Br + H2O = Co(OH)3 + HBr
CuNO2 + Ba(OH)2 = Ba(NO2)2 + Cu(OH) =>
2 CuNO2 + Ba(OH)2 = Ba(NO2)2 + 2 Cu(OH)
Co(OH)2 + Br2 + H2O = Co(OH)3 + HBr =>
2 Co(OH)2 + Br2 + 2 H2O = 2 Co(OH)3 + 2 HBr
N2O = N2 + O2 =>
2 N2O = 2 N2 + O2
Al + HNO3 = Al(NO3)3 + N2O + H2O =>
8 Al + 30 HNO3 = 8 Al(NO3)3 + 3 N2O + 15 H2O
CuO + KOH = K2CuO2 + H2O =>
CuO + 2 KOH = K2CuO2 + H2O
P2O3(g) + O2(g) = P2O5(g) =>
P2O3(g) + O2(g) = P2O5(g)
P4O10(s) + H2O(l) = H3PO4(aq) =>
P4O10(s) + 6 H2O(l) = 4 H3PO4(aq)
KNO2 + H2SO4 = KNO3 + K2SO4 + NO + H2O =>
3 KNO2 + H2SO4 = KNO3 + K2SO4 + 2 NO + H2O
ammoniumchloride + sodiumhydroxide = sodiumchloride + water + ammonia =>
NH4Cl + NaOH = NaCl + H2O + NH3
H3PO4 + NaOH = Na3PO4 + H2O =>
H3PO4 + 3 NaOH = Na3PO4 + 3 H2O
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
B2H6(l) + O2(g) = B2O3(s) + H2O(l) =>
B2H6(l) + 3 O2(g) = B2O3(s) + 3 H2O(l)
Li2CO3 + NaCl = Na2CO3 + LiCl =>
Li2CO3 + 2 NaCl = Na2CO3 + 2 LiCl
Al(NO3)3 + K2CO3 = Al2(CO3)3 + KNO3 =>
2 Al(NO3)3 + 3 K2CO3 = Al2(CO3)3 + 6 KNO3
CuSO4 + Na2HPO4 = Cu3(PO4)2 + Na2SO4 + NaH2PO4 =>
3 CuSO4 + 4 Na2HPO4 = Cu3(PO4)2 + 3 Na2SO4 + 2 NaH2PO4
NaCl + H2SO4 + Bi(NO3)3 = Bi + Cl2 + Na2SO4 + HNO3 =>
6 NaCl + 3 H2SO4 + 2 Bi(NO3)3 = 2 Bi + 3 Cl2 + 3 Na2SO4 + 6 HNO3
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