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8 HY + H2SO4 = 8 Y + H2S + 4 H2O
H2S + NO3 = SO2 + NO2 + H2O =>
H2S + 3 NO3 = SO2 + 3 NO2 + H2O
NH4OH + CH3COH = CH3COOH + NH3 + H2 =>
NH4OH + CH3COH = CH3COOH + NH3 + H2
CaCl2 + H3P = Ca3P2 + HCl =>
3 CaCl2 + 2 H3P = Ca3P2 + 6 HCl
KI + AgNO3 = KI{+1)+AgNO3{-} =>
KI + AgNO3 = KI{+1)+AgNO3{-}
Sr(OH)2 + C2H4O2 = Sr(C2H3O2)2 + H2O =>
Sr(OH)2 + 2 C2H4O2 = Sr(C2H3O2)2 + 2 H2O
chlorine + sodium = sodiumchloride =>
Cl2 + 2 Na = 2 NaCl
Zn + OH{-} + H2O = [Zn(OH)4]{2-} + H =>
Zn + 2 OH{-} + 2 H2O = [Zn(OH)4]{2-} + 2 H
C3H6O + HCN + H2O + NH3 = C5H11NO2 =>
7 C3H6O + 4 HCN + 3 H2O + NH3 = 5 C5H11NO2
HCl(aq) + NaCN(aq) = HCN(g) + NaCl(aq) =>
HCl(aq) + NaCN(aq) = HCN(g) + NaCl(aq)
Zn + OH{-} + H2O = Zn(OH)4{-2} + H2 =>
Zn + 2 OH{-} + 2 H2O = Zn(OH)4{-2} + H2
Si + F = SiF2 =>
Si + 2 F = SiF2
Fe3O4 + NaH = Fe + NaOH =>
Fe3O4 + 4 NaH = 3 Fe + 4 NaOH
HCl(aq) + NaCN(aq) = HCN(g) + NaCl(aq) =>
HCl(aq) + NaCN(aq) = HCN(g) + NaCl(aq)
HC2H3O2(aq) + KOH(aq) = KC2H3O2(s) + H2O(l) =>
HC2H3O2(aq) + KOH(aq) = KC2H3O2(s) + H2O(l)
PbSO4 + Na2S = PbS + Na2SO3 =>
3 PbSO4 + 4 Na2S = 3 PbS + 4 Na2SO3
HC2H3O2(aq) + KOH(aq) = H2O + KC2H3O2 =>
HC2H3O2(aq) + KOH(aq) = H2O + KC2H3O2
Cr(s) + Fe(NO3)(aq) = Fe(s) + Cr(NO3)3(aq) =>
Cr(s) + 3 Fe(NO3)(aq) = 3 Fe(s) + Cr(NO3)3(aq)
Pb(NO3)2(aq) = Pb{+2} + NO3{-} =>
Pb(NO3)2(aq) = Pb{+2} + 2 NO3{-}
HC2H3O2(aq) + KOH(aq) = KC2H3O2(aq) + H2O(l) =>
HC2H3O2(aq) + KOH(aq) = KC2H3O2(aq) + H2O(l)
Ca + Cu2H2O = CaCu2 + H2O =>
Ca + Cu2H2O = CaCu2 + H2O
Pb(NO3)2(aq) = PbO2 + NO2(g) =>
Pb(NO3)2(aq) = PbO2 + 2 NO2(g)
CrCl2 + NaClO + NaOH = Na2CrO4 + NaCl + H2O =>
CrCl2 + 2 NaClO + 4 NaOH = Na2CrO4 + 4 NaCl + 2 H2O
H2O + CuO + CaCl2 = Ca(OH)2 + CuCl2 =>
H2O + CuO + CaCl2 = Ca(OH)2 + CuCl2
Pb(NO3)2(aq) = PbO(s) + NO2(g) + O2(g) =>
2 Pb(NO3)2(aq) = 2 PbO(s) + 4 NO2(g) + O2(g)
CoH10 + O2 = Co2 + H2O =>
2 CoH10 + 5 O2 = Co2 + 10 H2O
K2S2O3 + KOH + KClO = KCl + K2SO4 + H2O =>
K2S2O3 + 2 KOH + 4 KClO = 4 KCl + 2 K2SO4 + H2O
AlI2 + H2O = AlO + HI =>
AlI2 + H2O = AlO + 2 HI
MgSO4 + Al2O3 = MgO + Al2(SO4)3 =>
3 MgSO4 + Al2O3 = 3 MgO + Al2(SO4)3
XeO3 + HNO3 = XeO4 + NO2 + H2O =>
XeO3 + 2 HNO3 = XeO4 + 2 NO2 + H2O
Pb(NO3)2(aq) = Pb + NO3 =>
Pb(NO3)2(aq) = Pb + 2 NO3
S + O3 = SO3 =>
S + O3 = SO3
Ca(OH)2 + H3PO4 = CaHPO4 + H2O =>
Ca(OH)2 + H3PO4 = CaHPO4 + 2 H2O
Al(NO3)3 + ZnCl2 = AlCl3 + Zn(NO3)2 =>
2 Al(NO3)3 + 3 ZnCl2 = 2 AlCl3 + 3 Zn(NO3)2
Mg2 + I = MgI2 =>
Mg2 + 4 I = 2 MgI2
Na2CO3(aq) + HC2H3O2(aq) = NaC2H3O2 + CO2 + H2O =>
Na2CO3(aq) + 2 HC2H3O2(aq) = 2 NaC2H3O2 + CO2 + H2O
HC2H3O2(aq) + NaHCO3(aq) = NaC2H3O2(aq) + H2CO3(aq) =>
HC2H3O2(aq) + NaHCO3(aq) = NaC2H3O2(aq) + H2CO3(aq)
Fe(OH)3 + KOH = Fe(KO)3 + H2O =>
Fe(OH)3 + 3 KOH = Fe(KO)3 + 3 H2O
CaOH2 + Cu(NO3)2 = Ca(NO3)2 + CuOH2 =>
CaOH2 + Cu(NO3)2 = Ca(NO3)2 + CuOH2
C14H8O2 + NaOH = C14H6O2(OH)2 + Na + H2O =>
C14H8O2 + 4 NaOH = C14H6O2(OH)2 + 4 Na + 2 H2O
Sn + AgNO3 = Sn(NO3)4 + Ag =>
Sn + 4 AgNO3 = Sn(NO3)4 + 4 Ag
Ca(H2PO4)2 + (NH4)2SO4 = CaSO4 + NH4H2PO4 =>
Ca(H2PO4)2 + (NH4)2SO4 = CaSO4 + 2 NH4H2PO4
CH2COOH + KOH = KC2H2O2 + H2O =>
CH2COOH + KOH = KC2H2O2 + H2O
NaBrO4 + HBr = NaBr + Br2 + H2O =>
NaBrO4 + 8 HBr = NaBr + 4 Br2 + 4 H2O
PbI4 + NaOH + Na2S = PbI2 + Na2S2O2 + H2O + NaI =>
3 PbI4 + 4 NaOH + 2 Na2S = 3 PbI2 + Na2S2O2 + 2 H2O + 6 NaI
HBr + Al = H2 + Br3Al =>
6 HBr + 2 Al = 3 H2 + 2 Br3Al
[Cu(NH3)4]SO4*H2O + BaCl2 = Cu(Cl)2 + BaSO4 + NH3 + H2O =>
[Cu(NH3)4]SO4*H2O + BaCl2 = Cu(Cl)2 + BaSO4 + 4 NH3 + H2O
K2SO3 + K2Cr2O4 + H2SO4 = K2SO4 + CrSO4 + H2O =>
K2SO3 + K2Cr2O4 + 3 H2SO4 = 2 K2SO4 + 2 CrSO4 + 3 H2O
HC2H3O2(aq) + NaHCO3(aq) = NaC2H3O2(aq) + H2O + CO2(g) =>
HC2H3O2(aq) + NaHCO3(aq) = NaC2H3O2(aq) + H2O + CO2(g)
NaCl + CO2 + H2O + NH3 = NaHCO3 + NH4Cl =>
NaCl + CO2 + H2O + NH3 = NaHCO3 + NH4Cl
Breng de vergelijking van een chemische reactie in evenwicht
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