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10 S + 40 HNO3 = 10 H2SO4 + 40 NO2 + H20
Fe + AgNO3 = Fe(NO3)3 + Ag =>
Fe + 3 AgNO3 = Fe(NO3)3 + 3 Ag
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
NiS3 + HNO3 = Ni(NO3)2 + NO + S + H2O =>
3 NiS3 + 8 HNO3 = 3 Ni(NO3)2 + 2 NO + 9 S + 4 H2O
CuCl + Zn = ZnCl2 + Cu =>
2 CuCl + Zn = ZnCl2 + 2 Cu
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
AGNO3 + KBR = AGBR + KNO3 =>
AGNO3 + KBR = AGBR + KNO3
Sn + K2Cr2O7 + H2SO4 = Sn(SO4)2 + Cr2(SO4)3 + K2SO4 + H2O =>
3 Sn + 2 K2Cr2O7 + 14 H2SO4 = 3 Sn(SO4)2 + 2 Cr2(SO4)3 + 2 K2SO4 + 14 H2O
PbO + C = Pb + CO2 =>
2 PbO + C = 2 Pb + CO2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
KMnO4 + CH3CH2OH + HCl = MnCl2 + CH3CHO + H2O + KCl =>
2 KMnO4 + 5 CH3CH2OH + 6 HCl = 2 MnCl2 + 5 CH3CHO + 8 H2O + 2 KCl
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
NH4Cl + CaO = CaCl2 + H2O + NH3 =>
2 NH4Cl + CaO = CaCl2 + H2O + 2 NH3
Ag + O2 + H2S = Ag2S + H2O =>
4 Ag + O2 + 2 H2S = 2 Ag2S + 2 H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
C2H6 + O2 = CO2 + H20 =>
10 C2H6 + 20 O2 = 20 CO2 + 3 H20
CuO(s) + NH3(aq) = N2(g) + H2O(l) + Cu(s) =>
3 CuO(s) + 2 NH3(aq) = N2(g) + 3 H2O(l) + 3 Cu(s)
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Sn + HNO3 = Sn(NO3)4 + NH3 + H2O =>
2 Sn + 9 HNO3 = 2 Sn(NO3)4 + NH3 + 3 H2O
CO2 + H2 = CH4 + H2O =>
CO2 + 4 H2 = CH4 + 2 H2O
KClO3 = KClO4 + KCl =>
4 KClO3 = 3 KClO4 + KCl
PBCO3(s) = PBO(s) + CO2(g) =>
PBCO3(s) = PBO(s) + CO2(g)
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
CH3CH2OH + H2O = CH3COOH + H =>
CH3CH2OH + H2O = CH3COOH + 4 H
N2O = N2 + O2 =>
2 N2O = 2 N2 + O2
KJ + KNO2 + H2SO4 = J2 + NO + K2SO4 + H2O =>
2 KJ + 2 KNO2 + 2 H2SO4 = J2 + 2 NO + 2 K2SO4 + 2 H2O
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
CuSO4 + Ag = Ag2SO4 + Cu =>
CuSO4 + 2 Ag = Ag2SO4 + Cu
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
NaOH + HClO = NaClO + H2O =>
NaOH + HClO = NaClO + H2O
HCl + Ba(OH)2 = H2O + BaCl2 =>
2 HCl + Ba(OH)2 = 2 H2O + BaCl2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
H2S + KMnO4 + HCl = S + MnCl2 + KCl + H2O =>
5 H2S + 2 KMnO4 + 6 HCl = 5 S + 2 MnCl2 + 2 KCl + 8 H2O
(NH4)2SO4 + NaOH = Na2SO4 + H2O + NH3 =>
(NH4)2SO4 + 2 NaOH = Na2SO4 + 2 H2O + 2 NH3
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
H2SO4 + CaOCl2 = CaSO4 + H2O + Cl2 =>
H2SO4 + CaOCl2 = CaSO4 + H2O + Cl2
C2H4O2S + O2 = CO2 + H2O + SO3 =>
2 C2H4O2S + 7 O2 = 4 CO2 + 4 H2O + 2 SO3
FeCl2 + HCl + O2 = FeCl3 + H2O =>
4 FeCl2 + 4 HCl + O2 = 4 FeCl3 + 2 H2O
Ag + KCN + O2 + H20 = KAg(CN)2 + KOH =>
20 Ag + 40 KCN + 10 O2 + H20 = 20 KAg(CN)2 + 20 KOH
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Fe + HCl + O2 = FeCl3 + H2O =>
4 Fe + 12 HCl + 3 O2 = 4 FeCl3 + 6 H2O
SCl4 + H2O = H2SO3 + HCl =>
SCl4 + 3 H2O = H2SO3 + 4 HCl
C3H6O + Cu(OH)2 = C3H6O2 + CuOH + H2O =>
C3H6O + 2 Cu(OH)2 = C3H6O2 + 2 CuOH + H2O
PbO2 + H2SO3 = Pb(SO3)2 + H2O =>
PbO2 + 2 H2SO3 = Pb(SO3)2 + 2 H2O
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
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