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Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
C6H7O6 + H2O = C6H6O6 + H3O =>
C6H7O6 + H2O = C6H6O6 + H3O
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
C2H5OH + CuO = Cu + H2O + CH3CHO =>
C2H5OH + CuO = Cu + H2O + CH3CHO
Fe3O4(s) + CO2(g) = Fe2O3(s) + CO(g) =>
2 Fe3O4(s) + CO2(g) = 3 Fe2O3(s) + CO(g)
NaI + Pb(SO4)2 = PbI4 + Na2SO4 =>
4 NaI + Pb(SO4)2 = PbI4 + 2 Na2SO4
PbSO4 = PbSO3 + O2 =>
2 PbSO4 = 2 PbSO3 + O2
Cr2(SO4)3 + Ca(NO2)2 + KOH = CaCrO4 + K2SO4 + CaSO4 + NO + H2O =>
Cr2(SO4)3 + 3 Ca(NO2)2 + 4 KOH = 2 CaCrO4 + 2 K2SO4 + CaSO4 + 6 NO + 2 H2O
Br + HI = HBr + I2 =>
2 Br + 2 HI = 2 HBr + I2
Bi(OH)3(s) + K2SnO2(ac) = Bi(s) + K2SnO3(ac) + H2O(l) =>
2 Bi(OH)3(s) + 3 K2SnO2(ac) = 2 Bi(s) + 3 K2SnO3(ac) + 3 H2O(l)
C7H802(l) + O2(g) = CO2(g) + H2O(g) =>
2 C7H802(l) + 415 O2(g) = 14 CO2(g) + 802 H2O(g)
NaO + H2SO4 = Na2SO4 + H2O2 =>
2 NaO + H2SO4 = Na2SO4 + H2O2
Be(OH)2 + HNO3 = Be + NO3 + H3O2 =>
Be(OH)2 + HNO3 = Be + NO3 + H3O2
ClO3K = ClK + O2 =>
2 ClO3K = 2 ClK + 3 O2
H2C6H6O7 + NaHCO3 = Na2C4H4O6 + H2O + CO2 =>
5 H2C6H6O7 + 18 NaHCO3 = 9 Na2C4H4O6 + 11 H2O + 12 CO2
NH2CONH2 + NH4NO3 = (NH2)2NH*HNO3 + NH3 + CO2 =>
3 NH2CONH2 + 3 NH4NO3 = 2(NH2)2NH*HNO3 + 4 NH3 + 3 CO2
CO2 + HF = C2H2F4 + H2 + O2 =>
2 CO2 + 4 HF = C2H2F4 + H2 + 2 O2
NaHSO3 + NaOH + KMnO4 = H2O + K2SO4 + NaMn + O =>
NaHSO3 + NaOH + 2 KMnO4 = H2O + K2SO4 + 2 NaMn + 7 O
Zn + H(NO3) = Zn(NO3)2 + NH4(NO3) + H2O =>
4 Zn + 10 H(NO3) = 4 Zn(NO3)2 + NH4(NO3) + 3 H2O
Pb + Sn = PbSn =>
Pb + Sn = PbSn
Fe3O4 + H2SO4 = Fe2(SO4)3 + S + H2O =>
6 Fe3O4 + 28 H2SO4 = 9 Fe2(SO4)3 + S + 28 H2O
K2SeO4 + KI + H2SO4 = K2SeO3 + I2 + H2O + K2SO4 =>
K2SeO4 + 2 KI + H2SO4 = K2SeO3 + I2 + H2O + K2SO4
CH3CH24CH3 + O2 = CO2 + H2O =>
2 CH3CH24CH3 + 21 O2 = 6 CO2 + 30 H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Ag(NO3) = Ag + NO3 =>
Ag(NO3) = Ag + NO3
Ca + HNO3 = Ca(NO3)2 + NH3NO2 + H2O =>
9 Ca + 22 HNO3 = 9 Ca(NO3)2 + 2 NH3NO2 + 8 H2O
FeCl2 + K3PO4 = Fe3(PO4)2 + KCl =>
3 FeCl2 + 2 K3PO4 = Fe3(PO4)2 + 6 KCl
He(g) + O2(g) = HeO(g) =>
2 He(g) + O2(g) = 2 HeO(g)
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Sr + Cl2 = Sr2Cl =>
4 Sr + Cl2 = 2 Sr2Cl
I2 + S2O3{2-} + H2O = S2O4{2-} + I{-} + H{+} =>
I2 + S2O3{2-} + H2O = S2O4{2-} + 2 I{-} + 2 H{+}
HI + Br2 + H2O = HIO3 + HBr =>
HI + 3 Br2 + 3 H2O = HIO3 + 6 HBr
C25H52 + O = CO2 + H2O =>
C25H52 + 76 O = 25 CO2 + 26 H2O
C12H22O11 + NH4OH + C16H34O = C10H15N + H2O =>
8 C12H22O11 + 24 NH4OH + 9 C16H34O = 24 C10H15N + 121 H2O
Al1 + Fe2O3 = Fe + Al2O3 =>
2 Al1 + Fe2O3 = 2 Fe + Al2O3
Ba(NO3)2 + C6H9O7 = BaO + CO2 + H2O + N2 =>
19 Ba(NO3)2 + 10 C6H9O7 = 19 BaO + 60 CO2 + 45 H2O + 19 N2
C + FeO3 = CO2 + Fe =>
3 C + 2 FeO3 = 3 CO2 + 2 Fe
Cr(NO3)3 + KClO + NaOH = Na2CrO4 + KCl + NaNO3 + H2O =>
2 Cr(NO3)3 + 3 KClO + 10 NaOH = 2 Na2CrO4 + 3 KCl + 6 NaNO3 + 5 H2O
PI3 = P + I2 =>
2 PI3 = 2 P + 3 I2
SO2 = S3O7 + S =>
7 SO2 = 2 S3O7 + S
C6H142 + O2 = CO2 + H2O =>
2 C6H142 + 83 O2 = 12 CO2 + 142 H2O
Na3[Al(OH)6] + H2SO4 = Al(OH)3 + Na2SO4 + H2O =>
2 Na3[Al(OH)6] + 3 H2SO4 = 2 Al(OH)3 + 3 Na2SO4 + 6 H2O
Na + PbSO4 = Na2SO4 + Pb =>
2 Na + PbSO4 = Na2SO4 + Pb
Fe(s) + CuSO4(aq) = Fe(SO4)(aq) + Cu =>
Fe(s) + CuSO4(aq) = Fe(SO4)(aq) + Cu
Cr(NO3)3 + NH3*H2O = [Cr(NH3)6](OH)3 + HNO3 + H2O =>
Cr(NO3)3 + 6 NH3*H2O = [Cr(NH3)6](OH)3 + 3 HNO3 + 3 H2O
AgNO3(aq) + CoCl2(aq) = AgCl2 + CoNO3 =>
AgNO3(aq) + CoCl2(aq) = AgCl2 + CoNO3
K2CrO7 + SnCl + HCl = CrCl3 + SnCl4 + KCl + H2O =>
K2CrO7 + 3 SnCl + 14 HCl = CrCl3 + 3 SnCl4 + 2 KCl + 7 H2O
Ag + Sn = AgSn =>
Ag + Sn = AgSn
H2SO4 + NaCN = HCN + Na2SO4 =>
H2SO4 + 2 NaCN = 2 HCN + Na2SO4
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