Équations équilibrées la veille |
3 H2O2 + 2 KOH = 2 KO2 + 4 H2O
Ca(OH)2(aq) + (NH4)2CO3(aq) = NH3(g) + CaCO3(s) + H2O(l) =>
Ca(OH)2(aq) + (NH4)2CO3(aq) = 2 NH3(g) + CaCO3(s) + 2 H2O(l)
AgNO3 + KI = AgI + KNO3 =>
AgNO3 + KI = AgI + KNO3
K2CrO4 + HNO3 = KNO3 + H2CrO4 =>
K2CrO4 + 2 HNO3 = 2 KNO3 + H2CrO4
NaCl + H2O2 = NaOH + Cl2 =>
2 NaCl + H2O2 = 2 NaOH + Cl2
Pb3O4 + Pb(NO3)4 + HCl = Cl2 + Pb(NO3)2 + H2O =>
Pb3O4 + 3 Pb(NO3)4 + 8 HCl = 4 Cl2 + 6 Pb(NO3)2 + 4 H2O
PbO2 + H2 = Pb + H2O =>
PbO2 + 2 H2 = Pb + 2 H2O
NaHCO3 = Na2CO3H2OCO2 =>
2 NaHCO3 = Na2CO3H2OCO2
C6 + O2 + H2 = CH3COOH =>
C6 + 3 O2 + 6 H2 = 3 CH3COOH
CH3COOH + NaOH = NaCH3CO2 + H2O =>
CH3COOH + NaOH = NaCH3CO2 + H2O
CH3Cl + Na2S = NaCl + (CH3)2S =>
2 CH3Cl + Na2S = 2 NaCl + (CH3)2S
KF + Ca(NO3)2 = KNO3 + CaF2 =>
2 KF + Ca(NO3)2 = 2 KNO3 + CaF2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
K2MnO4 + H2SO4 + Na2SO3 = K2SO4 + Na2SO4 + MnSO4 + H2O =>
K2MnO4 + 2 H2SO4 + 2 Na2SO3 = K2SO4 + 2 Na2SO4 + MnSO4 + 2 H2O
Al + HNO3 = Al(NO3)2 + N2O3 + H2O =>
2 Al + 6 HNO3 = 2 Al(NO3)2 + N2O3 + 3 H2O
Co(NO3)2(aq) + Na2CO3(aq) = CoCO3(s) + NaNO3(aq) =>
Co(NO3)2(aq) + Na2CO3(aq) = CoCO3(s) + 2 NaNO3(aq)
AgNO3 + KI = AgI + KNO3 =>
AgNO3 + KI = AgI + KNO3
Al(C2H3O2)3 + Na(OH) = Al(OH)3 + NaC2H3O2 =>
Al(C2H3O2)3 + 3 Na(OH) = Al(OH)3 + 3 NaC2H3O2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
CuCl2 + KOH = Cu(OH)2 + KCl =>
CuCl2 + 2 KOH = Cu(OH)2 + 2 KCl
N2H4 + HCl = N2H4Cl + H =>
N2H4 + HCl = N2H4Cl + H
C3H8O + H2 = C3H8 + H2O =>
C3H8O + H2 = C3H8 + H2O
Ca(s) + H2O = CaO + H2 =>
Ca(s) + H2O = CaO + H2
MgI2(aq) + AgNO3(aq) = Mg(NO3)2(aq) + AgI(s) =>
MgI2(aq) + 2 AgNO3(aq) = Mg(NO3)2(aq) + 2 AgI(s)
V(OH)4 + H2SO3 = V(SO3)2 + H2O =>
V(OH)4 + 2 H2SO3 = V(SO3)2 + 4 H2O
KHCO3 = CO2 + H2O + K2CO3 =>
2 KHCO3 = CO2 + H2O + K2CO3
CH3Cl + Na2S = NaCl + (CH3)2S =>
2 CH3Cl + Na2S = 2 NaCl + (CH3)2S
KHCO3 = CO2 + H2O + K2CO3 =>
2 KHCO3 = CO2 + H2O + K2CO3
KCl + Cu(NO3)2 = KCu + Cl(NO3)2 =>
KCl + Cu(NO3)2 = KCu + Cl(NO3)2
NO2 + H2 = NH3 + H2O =>
2 NO2 + 7 H2 = 2 NH3 + 4 H2O
Ir + I2 = Ir5I6 =>
5 Ir + 3 I2 = Ir5I6
Fe(NO3)2 + H3PO4 = HNO3 + Fe3(PO4)2 =>
3 Fe(NO3)2 + 2 H3PO4 = 6 HNO3 + Fe3(PO4)2
Cu + HNO3(konc) = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3(konc) = 3 Cu(NO3)2 + 2 NO + 4 H2O
KHCO3 = CO2 + H2O + K2CO3 =>
2 KHCO3 = CO2 + H2O + K2CO3
Cr2O3 + CaO = CrCaO + O2 =>
2 Cr2O3 + 4 CaO = 4 CrCaO + 3 O2
Pb(C2H3O2)4 + Na2S = PbS2 + Na(C2H3O2) =>
Pb(C2H3O2)4 + 2 Na2S = PbS2 + 4 Na(C2H3O2)
Be + NaOH + H2O = Na2[Be(OH)4] + H2 =>
Be + 2 NaOH + 2 H2O = Na2[Be(OH)4] + H2
AgNo3 + NaCI = NaNo3 + AgCI =>
AgNo3 + NaCI = NaNo3 + AgCI
NaClO + CH3COOH + NaCl = Cl2 + H2O + NaC2O2H3 =>
NaClO + 2 CH3COOH + NaCl = Cl2 + H2O + 2 NaC2O2H3
ZnO + SO3 = ZnSO3 + O2 =>
2 ZnO + 2 SO3 = 2 ZnSO3 + O2
Na2CO3 + NH4OH = NaOH + (NH4)2(CO3) =>
Na2CO3 + 2 NH4OH = 2 NaOH + (NH4)2(CO3)
Pb(ii)NO3 + KI = Pb(ii)I + KNO3 =>
Pb(ii)NO3 + KI = Pb(ii)I + KNO3
ZnO + SO3 = ZnSO3 + O2 =>
2 ZnO + 2 SO3 = 2 ZnSO3 + O2
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
NCl + NaOH = NOH + NaCl =>
NCl + NaOH = NOH + NaCl
K4Fe(CN)6 + MnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
6 K4Fe(CN)6 + 61 MnO4 + 94 H2SO4 = 24 KHSO4 + 3 Fe2(SO4)3 + 61 MnSO4 + 36 HNO3 + 36 CO2 + 64 H2O
BaS + CoSO4 = BaSO4 + CoS =>
BaS + CoSO4 = BaSO4 + CoS
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
H2S + SO2 = S + H2O =>
2 H2S + SO2 = 3 S + 2 H2O
Pb(ii)NO3 + KI = Pb(ii)I + KNO3 =>
Pb(ii)NO3 + KI = Pb(ii)I + KNO3
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