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3 CuS + 8 HNO3 = 3 S + 2 NO + 3 Cu(NO3)2 + 4 H2O
Fe2(SO4)3 + BaCl2 = BaSO4 + FeCl3 =>
Fe2(SO4)3 + 3 BaCl2 = 3 BaSO4 + 2 FeCl3
NbO2 + CO = Nb2C + O2 =>
4 NbO2 + 2 CO = 2 Nb2C + 5 O2
Cl2 + KBr = Cl2Br + K =>
Cl2 + KBr = Cl2Br + K
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
ZnNO3 + NaCO3 = ZnCO3 + NaNO3 =>
ZnNO3 + NaCO3 = ZnCO3 + NaNO3
NO2 + KOH = KNO3 + KNO2 + H2O =>
2 NO2 + 2 KOH = KNO3 + KNO2 + H2O
AgNO3 + LiOH = AgOH + LiNO3 =>
AgNO3 + LiOH = AgOH + LiNO3
VO{2+} + IO3{-} + OH{-} = VO3{-} + I{-} + H2O =>
6 VO{2+} + IO3{-} + 18 OH{-} = 6 VO3{-} + I{-} + 9 H2O
CH3COOH + C3H7OH = CH3COOC3H7 + H20 =>
5 CH3COOH + 30 C3H7OH = 20 CH3COOC3H7 + 3 H20
C25H52 + O2 = CO2 + H2O =>
C25H52 + 38 O2 = 25 CO2 + 26 H2O
KI + KMnO4 + H2SO4 = I2 + K2SO4 + MnSO4 + H2O =>
10 KI + 2 KMnO4 + 8 H2SO4 = 5 I2 + 6 K2SO4 + 2 MnSO4 + 8 H2O
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
C6H12O6 = CH3CH2OH + CO2 =>
C6H12O6 = 2 CH3CH2OH + 2 CO2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Na2CO3 + BaCl2 = BaCO3 + NaCl =>
Na2CO3 + BaCl2 = BaCO3 + 2 NaCl
FeCl3 + Cl2 + NaOH = Na2FeO4 + NaCl + H2O =>
2 FeCl3 + 3 Cl2 + 16 NaOH = 2 Na2FeO4 + 12 NaCl + 8 H2O
CuCl2 + NaOH = Cu(OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
Zn + H2SO4 = ZnSO4 + H2S + H2O =>
4 Zn + 5 H2SO4 = 4 ZnSO4 + H2S + 4 H2O
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
Al + NiBr2 = AlBr3 + Ni =>
2 Al + 3 NiBr2 = 2 AlBr3 + 3 Ni
CaCl2 + KNO3 = Ca(NO3)2 + KCl =>
CaCl2 + 2 KNO3 = Ca(NO3)2 + 2 KCl
H2So4 + Al(OH)3 = Al2(So4)3 + H2O =>
3 H2So4 + 2 Al(OH)3 = Al2(So4)3 + 6 H2O
P + Cl2 = PCl2 =>
P + Cl2 = PCl2
NH3 + O2 = NO + H20 =>
20 NH3 + 10 O2 = 20 NO + 3 H20
P + Cl2 = PCl3 =>
2 P + 3 Cl2 = 2 PCl3
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
Ag + O2 = Ag2O =>
4 Ag + O2 = 2 Ag2O
K2CO3 + CaCl2 = CaCO3 + KCl =>
K2CO3 + CaCl2 = CaCO3 + 2 KCl
CH2OHCH2OH + HBr = CH2BrCH2Br + H2O =>
CH2OHCH2OH + 2 HBr = CH2BrCH2Br + 2 H2O
Al + OH = Al(OH)3 =>
Al + 3 OH = Al(OH)3
Co(NO3)2 + Na2CO3 = CoCO3 + Na(NO3) =>
Co(NO3)2 + Na2CO3 = CoCO3 + 2 Na(NO3)
NaOH + CuSO4 = Cu(OH)2 + Na2SO4 =>
2 NaOH + CuSO4 = Cu(OH)2 + Na2SO4
H2SO4 = SO3 + H2O =>
H2SO4 = SO3 + H2O
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
C4H10 + O2 = CO2 + H20 =>
2 C4H10 + 8 O2 = 8 CO2 + H20
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
KNO2 + KMnO4 + HCl = KNO3 + MnCl2 + KCl + H2O =>
5 KNO2 + 2 KMnO4 + 6 HCl = 5 KNO3 + 2 MnCl2 + 2 KCl + 3 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
H2O2 = H2 + O2 =>
H2O2 = H2 + O2
CoOHCl + NaOH = Co(OH)2 + NaCl =>
CoOHCl + NaOH = Co(OH)2 + NaCl
PCl3 + H2O = P(OH)3 + HCl =>
PCl3 + 3 H2O = P(OH)3 + 3 HCl
Mg + FeO3 = Fe + MgO =>
3 Mg + FeO3 = Fe + 3 MgO
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
BaO2 + H2SO4 = BaSO4 + H2O2 =>
BaO2 + H2SO4 = BaSO4 + H2O2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
S + H2SO4 = SO2 + H20 =>
10 S + 10 H2SO4 = 20 SO2 + H20
Mg(NO3)2 + Na3PO4 = Mg3(PO4)2 + NaNO3 =>
3 Mg(NO3)2 + 2 Na3PO4 = Mg3(PO4)2 + 6 NaNO3
H2SO4(aq) + NaOH(aq) = Na2SO4(aq) + H2O(l) =>
H2SO4(aq) + 2 NaOH(aq) = Na2SO4(aq) + 2 H2O(l)
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