| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 H3PO + 48(NH4)2MoO4 + 90 HNO3 = 4[(NH4)3PO4*12MoO3] + 87 NH4NO3 + 45 H2O
C4H6O3 + C6H16O2 = C8H16O2 + CH3COOH =>
2 C4H6O3 + C6H16O2 = C8H16O2 + 3 CH3COOH
C6H12O6 + H2O = C6H60 + CO2 =>
7 C6H12O6 + 18 H2O = 2 C6H60 + 30 CO2
(NH4ClO4)2 = N2 + Cl2 + O2 + H2O =>
(NH4ClO4)2 = N2 + Cl2 + 2 O2 + 4 H2O
KCl + Na3PO4 = Na3Cl + KPO4 =>
KCl + Na3PO4 = Na3Cl + KPO4
K4Fe(CN)6 + PbO2 + HCl = KCl + FeCl3 + PbCl2 + CO2 + NO2 + H2O =>
2 K4Fe(CN)6 + 55 PbO2 + 124 HCl = 8 KCl + 2 FeCl3 + 55 PbCl2 + 12 CO2 + 12 NO2 + 62 H2O
magnesium + nitricacid = Mg2NO3 + hydrogen =>
4 Mg + 2 HNO3 = 2 Mg2NO3 + H2
NH4Cl + K2(HgI4)*H2O + KOH = Hg2NI*H2O + KI + KCl + H2O =>
NH4Cl + 2 K2(HgI4)*H2O + 4 KOH = Hg2NI*H2O + 7 KI + KCl + 5 H2O
H3PO4 + Ag(NO3) = HNO3 + Ag3(PO4) =>
H3PO4 + 3 Ag(NO3) = 3 HNO3 + Ag3(PO4)
*C6H5COOH + *O2 = CO2 + H2O =>
2*C6H5COOH + 15*O2 = 14 CO2 + 6 H2O
CrCl3*6H2O + NaOH + H2O2 = Na2CrO4 + H2O + NaCl =>
2 CrCl3*6H2O + 10 NaOH + 3 H2O2 = 2 Na2CrO4 + 20 H2O + 6 NaCl
H2S + CaO = Ca(HS)2 + H2O =>
2 H2S + CaO = Ca(HS)2 + H2O
Al(NO3)3 + MgCO3 = Al2(CO3)3 + Mg(NO3)2 =>
2 Al(NO3)3 + 3 MgCO3 = Al2(CO3)3 + 3 Mg(NO3)2
Ta + HNO3 + HF = H3[TaF7] + NO + H2O =>
3 Ta + 4 HNO3 + 21 HF = 3 H3[TaF7] + 4 NO + 8 H2O
AlOHCl2 = AlOH + Cl =>
AlOHCl2 = AlOH + 2 Cl
As4 + NaClO + NaOH = Na3AsO4 + NaCl + H2O =>
As4 + 10 NaClO + 12 NaOH = 4 Na3AsO4 + 10 NaCl + 6 H2O
NH4OH + O2 = NO + H2O =>
4 NH4OH + 5 O2 = 4 NO + 10 H2O
Sn(HCO3)2 = SnCO3 + CO2 + H2O =>
Sn(HCO3)2 = SnCO3 + CO2 + H2O
Fe(OH)3 + C2H5NS = Fe2S3 + C2H5N(OH)2 =>
2 Fe(OH)3 + 3 C2H5NS = Fe2S3 + 3 C2H5N(OH)2
NaOH + MgCl2*6H2O = NaO4 + Mg + H2O + HCl =>
2 NaOH + 7 MgCl2*6H2O = 2 NaO4 + 7 Mg + 36 H2O + 14 HCl
KCl + Ba(C2H3O2)2 = BaCl2 + K(C2H3O2) =>
2 KCl + Ba(C2H3O2)2 = BaCl2 + 2 K(C2H3O2)
COHOH = H2CO2 =>
COHOH = H2CO2
EuCl2 + H2SO4 = EuSO4 + HCl =>
EuCl2 + H2SO4 = EuSO4 + 2 HCl
C5H11NH2 + H2O = C5H11OH + NH3 =>
C5H11NH2 + H2O = C5H11OH + NH3
Na2S + Na2SO3 + HCl = S + H2O + NaCl =>
2 Na2S + Na2SO3 + 6 HCl = 3 S + 3 H2O + 6 NaCl
K2CO3 + HNO3 = CO2 + H2O + KNO3 =>
K2CO3 + 2 HNO3 = CO2 + H2O + 2 KNO3
Ca + K = Ca3K2 =>
3 Ca + 2 K = Ca3K2
Ca + C + O = CaCO3(s) =>
Ca + C + 3 O = CaCO3(s)
MgSO3(s) + HCl(aq) = MgCl2(aq) + H2SO3 =>
MgSO3(s) + 2 HCl(aq) = MgCl2(aq) + H2SO3
K2FeO4 + HCl = FeCl3 + O2 + KCl + H2O =>
4 K2FeO4 + 20 HCl = 4 FeCl3 + 3 O2 + 8 KCl + 10 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Al2O3 + NaOH + H2O = NaAl + OH =>
Al2O3 + 2 NaOH + 3 H2O = 2 NaAl + 8 OH
Hg(N(O)3)2 + (K)3P(O)4 = (Hg)3(P(O)4)2 + KN(O)3 =>
3 Hg(N(O)3)2 + 2(K)3P(O)4 = (Hg)3(P(O)4)2 + 6 KN(O)3
K2Cr2O7 + H2SO4 + C2H5OH = Cr2(SO4)3 + K2SO2 + CH3COOH + H2O =>
2 K2Cr2O7 + 8 H2SO4 + 5 C2H5OH = 2 Cr2(SO4)3 + 2 K2SO2 + 5 CH3COOH + 13 H2O
C4H10 + HCl = C4H9Cl + H2 =>
C4H10 + HCl = C4H9Cl + H2
CH3COONa + HF = CH3COOH + FNa =>
CH3COONa + HF = CH3COOH + FNa
Cu + Cr(CH3COO)3 = Cu(CH3COO)3 + Cr =>
Cu + Cr(CH3COO)3 = Cu(CH3COO)3 + Cr
(NH4)2CO3 + H2SO3 = (NH4)2SO3 + H2CO3 =>
(NH4)2CO3 + H2SO3 = (NH4)2SO3 + H2CO3
HNO3 + H2O = H3O + NO3 =>
HNO3 + H2O = H3O + NO3
CaO + C = CO + CaC2 =>
CaO + 3 C = CO + CaC2
NaClO2 + C6H8O7 = CO2 + H2O + NaCl =>
9 NaClO2 + 2 C6H8O7 = 12 CO2 + 8 H2O + 9 NaCl
AsO4{-3} + AgNO3 = Ag3AsO4 + NO3{-} =>
AsO4{-3} + 3 AgNO3 = Ag3AsO4 + 3 NO3{-}
Fe(No3)3 + NaHCo3 = Na(No3)3 + FeHCo3 =>
Fe(No3)3 + NaHCo3 = Na(No3)3 + FeHCo3
MgS + Na2O = Na2S + MgO =>
MgS + Na2O = Na2S + MgO
CuBr2 + HCl = HBr + CuCl2 =>
CuBr2 + 2 HCl = 2 HBr + CuCl2
C2H14O2 + O2 = CO2 + H2O =>
2 C2H14O2 + 9 O2 = 4 CO2 + 14 H2O
HNO2 + NH4 = NH4NO2 + H2O =>
8 HNO2 + 6 NH4 = 7 NH4NO2 + 2 H2O
KBr + F2 = KF + Br2 =>
2 KBr + F2 = 2 KF + Br2
BaS + HNO3 = H2S + Ba(NO3)2 =>
BaS + 2 HNO3 = H2S + Ba(NO3)2
C3H8O + K2Cr2O7 + H2SO4 = C3H6O + Cr2(SO4)3 + K2SO4 + H2O =>
3 C3H8O + K2Cr2O7 + 4 H2SO4 = 3 C3H6O + Cr2(SO4)3 + K2SO4 + 7 H2O
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Équations équilibrées sur12/24/24
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