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3 H2S + 4 Na2SO3 = 3 H2SO4 + 4 Na2S
Au + NaOH + NaNO3 = Na3AuO3 + NaNO2 + H2O =>
2 Au + 6 NaOH + 3 NaNO3 = 2 Na3AuO3 + 3 NaNO2 + 3 H2O
Na2SO3 + H2S = Na2S + S + H2O =>
Na2SO3 + 3 H2S = Na2S + 3 S + 3 H2O
H2S + Na2SO3 = S + NaOH + H2O =>
2 H2S + Na2SO3 = 3 S + 2 NaOH + H2O
Pb3O4 + HNO3 = Pb(NO3)2 + PbO2 + H2O =>
Pb3O4 + 4 HNO3 = 2 Pb(NO3)2 + PbO2 + 2 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Ca + Hg3PO4 = Hg + Ca3(PO4)2 =>
3 Ca + 2 Hg3PO4 = 6 Hg + Ca3(PO4)2
Zn + KOH = ZnOH + K =>
Zn + KOH = ZnOH + K
Na2SO3 + HClO3 = NaClO3 + H2O + SO2 =>
Na2SO3 + 2 HClO3 = 2 NaClO3 + H2O + SO2
CH3COOH + e + H3O{+} = CH3CHO + H2O =>
CH3COOH + 2e + 2 H3O{+} = CH3CHO + 3 H2O
Uuu2 = Uuu =>
Uuu2 = 2 Uuu
HClO3 + Na2SO3 = Na2SO4 + Cl2 + H2O =>
2 HClO3 + 5 Na2SO3 = 5 Na2SO4 + Cl2 + H2O
C2H2N2O4 + O2 = CO2 + H2O + N2 =>
2 C2H2N2O4 + O2 = 4 CO2 + 2 H2O + 2 N2
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Sn + Cu(NO3)2 = Sn(NO3)2 + Cu =>
Sn + Cu(NO3)2 = Sn(NO3)2 + Cu
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Cu(OH)2 + HCl = CuCl2 + H2O = =>
Cu(OH)2 + 2 HCl = CuCl2 + 2 H2O
Na2SO3 + HClO3 = Na2SO4 + HCl =>
3 Na2SO3 + HClO3 = 3 Na2SO4 + HCl
Au(ClO3)3 = Au3 + ClO3 =>
3 Au(ClO3)3 = Au3 + 9 ClO3
C2H5OH + KMnO4 + H2SO4 = MnO2 + K2SO4 + C2H3COOH + H2O =>
3 C2H5OH + 4 KMnO4 + 2 H2SO4 = 4 MnO2 + 2 K2SO4 + 2 C2H3COOH + 7 H2O
Au(ClO3)3 = Au + ClO3 =>
Au(ClO3)3 = Au + 3 ClO3
LiNO3 + HCl = HNO3 + LiCl =>
LiNO3 + HCl = HNO3 + LiCl
BaCl2 + Na2CO3 = BaCO3 + NaCl =>
BaCl2 + Na2CO3 = BaCO3 + 2 NaCl
CuSO4 + NaOH + H2O = H(OH)2 + Na2SO4 + Cu =>
CuSO4 + 2 NaOH + 2 H2O = 2 H(OH)2 + Na2SO4 + Cu
Ca(OH)2 + CO2 = Ca(HCO3)2 =>
Ca(OH)2 + 2 CO2 = Ca(HCO3)2
Al{3+} + OH{-} = Al + (OH)3 =>
Al{3+} + 3 OH{-} = Al + (OH)3
Cl2 + CH4 = CCl5 + HCl =>
9 Cl2 + 2 CH4 = 2 CCl5 + 8 HCl
AgCN = Ag + C + N2 =>
2 AgCN = 2 Ag + 2 C + N2
Ca(NO3)2 + NH3 = CaNH3 + NO3 =>
Ca(NO3)2 + NH3 = CaNH3 + 2 NO3
Cu(s) + HNO3(aq) = CuNO32(aq) + NO2(g) + H2O(l) =>
Cu(s) + 60 HNO3(aq) = CuNO32(aq) + 59 NO2(g) + 30 H2O(l)
HCl + K2CO2 = KCl + H2O + CO =>
2 HCl + K2CO2 = 2 KCl + H2O + CO
Hg2O2 + H2O = Hg2 + H2O2 =>
Hg2O2 + 2 H2O = Hg2 + 2 H2O2
C9H7O4 + HCl = C9H8O4 + Cl =>
C9H7O4 + HCl = C9H8O4 + Cl
Au(ClO3)3 = Au + Cl2 + O2 =>
2 Au(ClO3)3 = 2 Au + 3 Cl2 + 9 O2
H2O + NH3OH = NO + H3O =>
4 H2O + NH3OH = NO + 4 H3O
[Al(H2O)6](NO3)3 + NaOH = Al(OH)3 + NaNO3 + H2O =>
[Al(H2O)6](NO3)3 + 3 NaOH = Al(OH)3 + 3 NaNO3 + 6 H2O
(CaH)2(SO3)3 + NH3 + H2O = Ca(OH)2 + (NH4)2SO3 =>
(CaH)2(SO3)3 + 6 NH3 + 4 H2O = 2 Ca(OH)2 + 3(NH4)2SO3
HBr(ac) + Fe = FeBr2 + H2 =>
2 HBr(ac) + Fe = FeBr2 + H2
CH3COOH + CH3CH2CH2CH2OH = CH3CH2CH2CH2COOH + H2O =>
4 CH3COOH + 3 CH3CH2CH2CH2OH = 4 CH3CH2CH2CH2COOH + 3 H2O
Al(NO3)3 + Fe(CN)3 = Al(CN)3 + Fe(NO3)3 =>
Al(NO3)3 + Fe(CN)3 = Al(CN)3 + Fe(NO3)3
NaBr + H2SO4 = Br2 + H2S + H2O + NaHSO4 =>
8 NaBr + 9 H2SO4 = 4 Br2 + H2S + 4 H2O + 8 NaHSO4
KCl + Al(NO3)3 = K(NO3) + AlCl3 =>
3 KCl + Al(NO3)3 = 3 K(NO3) + AlCl3
Na + H = HNa =>
Na + H = HNa
NO2 + CaO = Ca(NO3)2 + Ca(NO2)2 =>
4 NO2 + 2 CaO = Ca(NO3)2 + Ca(NO2)2
Sn + Cu(NO3)2 = Sn(NO3)2 + Cu =>
Sn + Cu(NO3)2 = Sn(NO3)2 + Cu
C6H10 + O2 = CO2 + H2O =>
2 C6H10 + 17 O2 = 12 CO2 + 10 H2O
Zn + H3PO4 = Zn3(PO4)2 + H2 =>
3 Zn + 2 H3PO4 = Zn3(PO4)2 + 3 H2
K2O + SO2 = K2O(SO2) =>
K2O + SO2 = K2O(SO2)
C6H10 + O2 = CO2 + H2O =>
2 C6H10 + 17 O2 = 12 CO2 + 10 H2O
Ba + NaC2H3O2 = Na + Ba(C2H3O2)2 =>
Ba + 2 NaC2H3O2 = 2 Na + Ba(C2H3O2)2
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