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2 Bi(NO3)3 + 3 H2S = Bi2S3 + 6 NO3 + 6 H
NO3{-} + H2O + {-} = NO2{-} + OH{-} =>
NO3{-} + H2O + 2e = NO2{-} + 2 OH{-}
C6H8(g) + O2(g) = CO2(g) + H2O(l) =>
C6H8(g) + 8 O2(g) = 6 CO2(g) + 4 H2O(l)
MgCl2 + KNO3 = K2Cl2 + Mg(NO3)2 =>
MgCl2 + 2 KNO3 = K2Cl2 + Mg(NO3)2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
C9H8O4 + KOH = KC9H7O4 + H2O =>
C9H8O4 + KOH = KC9H7O4 + H2O
CdCO3 + H2SO4 = CdSO4 + H2O + CO2 =>
CdCO3 + H2SO4 = CdSO4 + H2O + CO2
KBrO3 + HCl = Cl + Br + KCl + H2O =>
KBrO3 + 6 HCl = 5 Cl + Br + KCl + 3 H2O
Ca(IO)2 = Ca + IO =>
Ca(IO)2 = Ca + 2 IO
SnCl2 + HCl = SnCl4 + H2 =>
SnCl2 + 2 HCl = SnCl4 + H2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Mg(CO3) + H2SO4 = Mg(SO4) + CO2 + H2O =>
Mg(CO3) + H2SO4 = Mg(SO4) + CO2 + H2O
KMnO4 + KCl + HSO4 = MnSO4 + K2SO4 + Cl2 + H2O =>
2 KMnO4 + 26 KCl + 16 HSO4 = 2 MnSO4 + 14 K2SO4 + 13 Cl2 + 8 H2O
Sr(OH)2 + (NH4)2HPO4 = Sr3(PO4)2 + NH3 + H2O =>
3 Sr(OH)2 + 2(NH4)2HPO4 = Sr3(PO4)2 + 4 NH3 + 6 H2O
(NaHCO3) = (Na2CO3) + (H2O) + (CO2) =>
2(NaHCO3) = (Na2CO3) + (H2O) + (CO2)
Na2SO3 + KNO3 = NaNO3 + K2SO3 =>
Na2SO3 + 2 KNO3 = 2 NaNO3 + K2SO3
NbO2 + H2SO4 = (NbO2)2SO4 + SO2 + H2O =>
2 NbO2 + 2 H2SO4 = (NbO2)2SO4 + SO2 + 2 H2O
Ta + HCl = TaCl3 + H2 =>
2 Ta + 6 HCl = 2 TaCl3 + 3 H2
SrHPO4 + CH3COOH = Sr(CH3COO)2 + H3PO4 =>
SrHPO4 + 2 CH3COOH = Sr(CH3COO)2 + H3PO4
Na3PO4 + Ca(NO3)2 = Ca3(PO4)2 + Na + NO3 =>
2 Na3PO4 + 3 Ca(NO3)2 = Ca3(PO4)2 + 6 Na + 6 NO3
HCl + O2 = H2O + Cl2 =>
4 HCl + O2 = 2 H2O + 2 Cl2
KHCo3 + HCl = KCl2 + HCo =>
KHCo3 + 2 HCl = KCl2 + 3 HCo
HCl + Mn(OH)5 = MnCl5 + H2O =>
5 HCl + Mn(OH)5 = MnCl5 + 5 H2O
Cu3(CO3)2(OH)2 + CO = Cu + H2O + CO2 =>
Cu3(CO3)2(OH)2 + 3 CO = 3 Cu + H2O + 5 CO2
Me + N2 = Me3N2 =>
3 Me + N2 = Me3N2
Zn + Fe{3} = Zn{2} + Fe{2} =>
Zn + 2 Fe{3} = Zn{2} + 2 Fe{2}
Ca + NdF3 = Nd + CaF21 =>
Ca + 7 NdF3 = 7 Nd + CaF21
I2 + KCl = I2Cl + KI =>
3 I2 + 2 KCl = 2 I2Cl + 2 KI
water = H + O =>
H2O = 2 H + O
Bi(OH)3 + HNO3 = Bi(OH)2NO3 + H2O =>
Bi(OH)3 + HNO3 = Bi(OH)2NO3 + H2O
CH3COCOOHCH3COONa = CH3COCOONaCH3COOH =>
CH3COCOOHCH3COONa = CH3COCOONaCH3COOH
(NH4)Cl + K(NO3) = (NH4)(NO3) + KCl =>
(NH4)Cl + K(NO3) = (NH4)(NO3) + KCl
Al + PBO = Al2O3 + PB =>
2 Al + 3 PBO = Al2O3 + 3 PB
Pb(NO3)2 + BaCl2 = PbCl2 + Ba(NO3)2 =>
Pb(NO3)2 + BaCl2 = PbCl2 + Ba(NO3)2
FeBr3 + Na = Br2Na + Fe =>
2 FeBr3 + 3 Na = 3 Br2Na + 2 Fe
Na2CrO4 + K2CrO4 = Na2K2 + CrO4CrO4 =>
Na2CrO4 + K2CrO4 = Na2K2 + CrO4CrO4
V + S = VS =>
V + S = VS
KCl(aq) + Mg(NO3)2(aq) = MgCl2 + K2(NO3)2 =>
2 KCl(aq) + Mg(NO3)2(aq) = MgCl2 + K2(NO3)2
H2SeO3 + SnCl2 + HCl = SnCl4 + Se + H2O =>
H2SeO3 + 2 SnCl2 + 4 HCl = 2 SnCl4 + Se + 3 H2O
Ca3(PO4)2(s) + H2SO4(aq) = H3PO4(aq) + CaSO4(aq) =>
Ca3(PO4)2(s) + 3 H2SO4(aq) = 2 H3PO4(aq) + 3 CaSO4(aq)
NaOH(aq) + NiCl2(aq) = Ni(OH)2 + NaCl =>
2 NaOH(aq) + NiCl2(aq) = Ni(OH)2 + 2 NaCl
K2OH2O = KOH =>
K2OH2O = 2 KOH
NaOH + KOH = NaK + H2O2 =>
NaOH + KOH = NaK + H2O2
Ba(NO3)2 + NaIO3 = Ba(IO3)2 + Na(NO3) =>
Ba(NO3)2 + 2 NaIO3 = Ba(IO3)2 + 2 Na(NO3)
H{+} + CO2 + H2O + NO3{-} + HPO4{-2} = C106H263O110N16P1 + O2 =>
18 H{+} + 106 CO2 + 122 H2O + 16 NO3{-} + HPO4{-2} = C106H263O110N16P1 + 138 O2
IO3(ac) + I{-} + H{+} = I2 + H2O =>
2 IO3(ac) + 12 I{-} + 12 H{+} = 7 I2 + 6 H2O
Na2SO3 + TeO2 + HCl = Te + NaCl + H2SO4 =>
2 Na2SO3 + TeO2 + 4 HCl = Te + 4 NaCl + 2 H2SO4
Ca + H3P = Ca3P2 + H =>
3 Ca + 2 H3P = Ca3P2 + 6 H
Rb2O + N2O3 = RbNO2 =>
Rb2O + N2O3 = 2 RbNO2
C38H76N2O2 + C6H8O7 = C18H36O2 + C8H12O5N2 =>
C38H76N2O2 + C6H8O7 = 2 C18H36O2 + C8H12O5N2
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