| Équations équilibrées la veille |
3 Ca(OH)2 + 2 AlPO4 = 2 Al(OH)3 + Ca3(PO4)2
Nd + HNO3 = Nd(NO3)3 + H2 =>
2 Nd + 6 HNO3 = 2 Nd(NO3)3 + 3 H2
NH2CONH2 + H2O = CO2 + NH4OH =>
NH2CONH2 + 3 H2O = CO2 + 2 NH4OH
C6H4(COOH)2(aq) + KOH(aq) = C6H4(COOK)2(aq) + H2O =>
C6H4(COOH)2(aq) + 2 KOH(aq) = C6H4(COOK)2(aq) + 2 H2O
BaCl2 + K2CrO4 = BaCrO4 + KCl =>
BaCl2 + K2CrO4 = BaCrO4 + 2 KCl
Zn(s) + H{+} = Zn2{+} + H2(g) =>
4 Zn(s) + 2 H{+} = 2 Zn2{+} + H2(g)
PbO + H = HO + Pb =>
PbO + H = HO + Pb
TiNO3 + HNO3 + KMnO4 = Ti(NO3)3 + Mn(NO3)2 + KNO3 + H2O =>
5 TiNO3 + 16 HNO3 + 2 KMnO4 = 5 Ti(NO3)3 + 2 Mn(NO3)2 + 2 KNO3 + 8 H2O
Rb + F2 = Rb2F =>
4 Rb + F2 = 2 Rb2F
NaOH + CaSO4 = CaOH + NaSO4 =>
NaOH + CaSO4 = CaOH + NaSO4
NaHCO3 + Na2SiO3 = Na2CO3 + H2SiO3 =>
2 NaHCO3 + Na2SiO3 = 2 Na2CO3 + H2SiO3
Cr + Br2 = CrBr3 =>
2 Cr + 3 Br2 = 2 CrBr3
CH3COONa + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + Na2SO4 + H2O =>
10 CH3COONa + 16 KMnO4 + 29 H2SO4 = 20 CO2 + 16 MnSO4 + 8 K2SO4 + 5 Na2SO4 + 44 H2O
CH3COOH + Na(CO3)2 = CH3COONa + H(CO3)2 =>
CH3COOH + Na(CO3)2 = CH3COONa + H(CO3)2
NaO2 + CO2 = Na(CO3)2 =>
NaO2 + 2 CO2 = Na(CO3)2
C2H3NO2S + O = CO2 + H2O + NO2 + SO3 =>
2 C2H3NO2S + 17 O = 4 CO2 + 3 H2O + 2 NO2 + 2 SO3
(NH4)3PO4 + Co2S3 = (NH4)2S + CoPO4 =>
2(NH4)3PO4 + Co2S3 = 3(NH4)2S + 2 CoPO4
CH3COOH + CaO = Ca(OH)2 + (CH3COO)2 + Ca =>
2 CH3COOH + 2 CaO = Ca(OH)2 + (CH3COO)2 + Ca
CH2OHCH2CH2CH2OH + CuO = C2H2O2 + Cu + H2O =>
CH2OHCH2CH2CH2OH + 5 CuO = 2 C2H2O2 + 5 Cu + 3 H2O
Fe2S3 + O3 + H2O = Fe2(OH)3 + S2 =>
2 Fe2S3 + O3 + 3 H2O = 2 Fe2(OH)3 + 3 S2
KMnO4 + Na2SO3 + NaOH = K2MnO2 + Na2SO4 + Na2MnO2 + H2O =>
2 KMnO4 + 5 Na2SO3 + 2 NaOH = K2MnO2 + 5 Na2SO4 + Na2MnO2 + H2O
FeSO4 + NaNO3 = NO + Fe2(SO4)3 + Fe2O3 + Na2SO4 =>
18 FeSO4 + 6 NaNO3 = 6 NO + 5 Fe2(SO4)3 + 4 Fe2O3 + 3 Na2SO4
CH2CHCH3 + KMnO4 + H2O = MnO2 + KOH + CH2(OH)CH2(OH)CH3 =>
3 CH2CHCH3 + KMnO4 + 5 H2O = MnO2 + KOH + 3 CH2(OH)CH2(OH)CH3
Zn + H3AsO3 + H2SO4 = AsH3 + Zn(SO4)2 + H2O =>
3 Zn + 2 H3AsO3 + 6 H2SO4 = 2 AsH3 + 3 Zn(SO4)2 + 6 H2O
Fe2O3(s) + HBr(aq) = FeBr3 + H2O =>
Fe2O3(s) + 6 HBr(aq) = 2 FeBr3 + 3 H2O
NH4 + CN = NCN + H =>
NH4 + CN = NCN + 4 H
FeCO3 + H2 = Fe + CO2 + H2O =>
FeCO3 + H2 = Fe + CO2 + H2O
C4H10 + O2(heat) = CO2 + H2O =>
2 C4H10 + 13 O2(heat) = 8 CO2 + 10 H2O
Na(s) + MgBr2(aq) = Mg(s) + NaBr(aq) =>
2 Na(s) + MgBr2(aq) = Mg(s) + 2 NaBr(aq)
Cu(OH)2 + H2 = H(OH)2 + Cu =>
2 Cu(OH)2 + H2 = 2 H(OH)2 + 2 Cu
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
NH3 + Cr(NO3)3 = Cr(NH3)6(NO3)3 =>
6 NH3 + Cr(NO3)3 = Cr(NH3)6(NO3)3
C6H5COOH + SOCl2 = C6H5COCl + HCl + SO2 =>
C6H5COOH + SOCl2 = C6H5COCl + HCl + SO2
Cl6V2 + H2 = V + HCl =>
Cl6V2 + 3 H2 = 2 V + 6 HCl
Ca5(PO4)3OH + H3PO4 = CaHPO4 + H2O =>
Ca5(PO4)3OH + 2 H3PO4 = 5 CaHPO4 + H2O
HCl(aq) + Mg(OH)2(g) = MgCl2(aq) + H2O(l) =>
2 HCl(aq) + Mg(OH)2(g) = MgCl2(aq) + 2 H2O(l)
Ca + Pd(NO3)2 = Pd + Ca(NO3)2 =>
Ca + Pd(NO3)2 = Pd + Ca(NO3)2
HCOOK + HNO3 = HCOOH + KNO3 =>
HCOOK + HNO3 = HCOOH + KNO3
KOH(ac) + HF(ac) = H2O + KF =>
KOH(ac) + HF(ac) = H2O + KF
Li2CO3 + MnCl2 = LiCl + MnO + CO2 =>
Li2CO3 + MnCl2 = 2 LiCl + MnO + CO2
C4H9COO + O2 = CO2 + H2O =>
4 C4H9COO + 25 O2 = 20 CO2 + 18 H2O
H2SO4 + NaHCO3 = H2SO4NaHCO3 =>
H2SO4 + NaHCO3 = H2SO4NaHCO3
RbOH + H3PO4 = RbP + PO4(OH) + H =>
RbOH + 6 H3PO4 = RbP + 5 PO4(OH) + 14 H
BaSO3 = Ba + S + O2 =>
2 BaSO3 = 2 Ba + 2 S + 3 O2
Ca + Pd(NO3)2 = Pd + Ca(NO3)2 =>
Ca + Pd(NO3)2 = Pd + Ca(NO3)2
C2H5NSCl + O2 = CO2 + H2O + NO2 + SO3 + HCl =>
2 C2H5NSCl + 11 O2 = 4 CO2 + 4 H2O + 2 NO2 + 2 SO3 + 2 HCl
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
MnCl2 + Na2S2O8 + H2O = Na2MnO4 + NaCl + H2SO4 =>
MnCl2 + 2 Na2S2O8 + 4 H2O = Na2MnO4 + 2 NaCl + 4 H2SO4
Na2C2O4 + Mn(NO3)2 = MnC2O4 + NaNO3 =>
Na2C2O4 + Mn(NO3)2 = MnC2O4 + 2 NaNO3
CoI2 + K2O = CoO + KI =>
CoI2 + K2O = CoO + 2 KI
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