| Équations équilibrées la veille |
2 Al2O3 + 9 H2SO4 = 4 Al + 9 SO4 + 6 H3O
BaBr2 + Na2SO4 = BaSO4 + NaBr =>
BaBr2 + Na2SO4 = BaSO4 + 2 NaBr
CoS + O2 = Co2O3 + SO2 =>
4 CoS + 7 O2 = 2 Co2O3 + 4 SO2
C2H6O2 + UF6 = UF4 + CF4 + HF + H2O =>
C2H6O2 + 5 UF6 = 5 UF4 + 2 CF4 + 2 HF + 2 H2O
ZnO + Fe = Zn + FeO2 =>
2 ZnO + Fe = 2 Zn + FeO2
Pr2O3 + H2SO4 = Pr2(SO4)3 + H2O =>
Pr2O3 + 3 H2SO4 = Pr2(SO4)3 + 3 H2O
Cr + H2COOH = CrCOOH + H2 =>
Cr + H2COOH = CrCOOH + H2
MnO4{-} + H2O + SO32{-} = MnO2 + OH{-} + SO42{-} =>
20 MnO4{-} + 10 H2O + 3 SO32{-} = 20 MnO2 + 20 OH{-} + 3 SO42{-}
H2SO4(aq) + BaCl2(aq) = HCl(aq) + BaSO4(s) =>
H2SO4(aq) + BaCl2(aq) = 2 HCl(aq) + BaSO4(s)
FeBr + NaOH = NaBr + FeOH =>
FeBr + NaOH = NaBr + FeOH
HNO3 + P4S3 + H2O = NO + H3PO4 + H2SO4 =>
38 HNO3 + 3 P4S3 + 8 H2O = 38 NO + 12 H3PO4 + 9 H2SO4
Mg3N2 + H2O = Mg(OH)2 + H3N =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 H3N
Mg + P4 + O2 = Mg(PO4)2 =>
2 Mg + P4 + 8 O2 = 2 Mg(PO4)2
AsI3(s) = As(s) + I2(s) =>
2 AsI3(s) = 2 As(s) + 3 I2(s)
(NH4)3PO4 + MgSo4(Aq) = Mg(PO4)(s) + (NH4)3So4(Aq) =>
(NH4)3PO4 + MgSo4(Aq) = Mg(PO4)(s) + (NH4)3So4(Aq)
Ag + AlI = AgI + Al =>
Ag + AlI = AgI + Al
Ni(NO3)2 + Li3P = Ni3P2 + Li + NO3 =>
3 Ni(NO3)2 + 2 Li3P = Ni3P2 + 6 Li + 6 NO3
H2SO4(aq) + NaOH(aq) = H2O + Na2SO4(s) =>
H2SO4(aq) + 2 NaOH(aq) = 2 H2O + Na2SO4(s)
K4[Fe(CN)6] + Cl2 = K3[Fe(CN)6] + KCl =>
2 K4[Fe(CN)6] + Cl2 = 2 K3[Fe(CN)6] + 2 KCl
C3H5(NO3)3() = CO2(g) + N2(g) + H2O(g) + O2(g) =>
4 C3H5(NO3)3() = 12 CO2(g) + 6 N2(g) + 10 H2O(g) + O2(g)
NH4I + NaOH = NH4OHNaI =>
NH4I + NaOH = NH4OHNaI
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
C3H7COOH + K2CO3 = KC4H7O2 + CO2 + H2O =>
2 C3H7COOH + K2CO3 = 2 KC4H7O2 + CO2 + H2O
Al(NO3)3 + Ga = AlGa + NO3 =>
Al(NO3)3 + Ga = AlGa + 3 NO3
FeSO4 + NH4SCN = Fe(SCN)2 + (NH4)2SO4 =>
FeSO4 + 2 NH4SCN = Fe(SCN)2 + (NH4)2SO4
(NH4)3PO4 + CaCl2 = (NH4)Cl2 + Ca3PO4 =>
(NH4)3PO4 + 3 CaCl2 = 3(NH4)Cl2 + Ca3PO4
PhC2H3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O + CO2 =>
PhC2H3 + 2 KMnO4 + 3 H2SO4 = PhCOOH + K2SO4 + 2 MnSO4 + 4 H2O + CO2
K2S + ZnCl2 = K2Cl2 + ZnS =>
K2S + ZnCl2 = K2Cl2 + ZnS
NiCl2 + O2 = Ni2O + Cl2O5 =>
4 NiCl2 + 11 O2 = 2 Ni2O + 4 Cl2O5
Na2CO3(aq) + HCl = NaCl(aq) + H2CO3 =>
Na2CO3(aq) + 2 HCl = 2 NaCl(aq) + H2CO3
K2CrO4 + HgCl2 = HgCrO4 + KCl =>
K2CrO4 + HgCl2 = HgCrO4 + 2 KCl
K2SO3 + NaMnO4 + NaOH = Na2MnO4 + K2SO4 + H2O =>
K2SO3 + 2 NaMnO4 + 2 NaOH = 2 Na2MnO4 + K2SO4 + H2O
Cr2O3 + CuOH = CuCrO2 + H2O =>
Cr2O3 + 2 CuOH = 2 CuCrO2 + H2O
CH{+4} + O = CO{+2} + H{+2}O =>
CH{+4} + O = CO{+2} + H{+2}O
(NH4)2S + Pb(NO3)2 = (NH4)(NO3) + PbS =>
(NH4)2S + Pb(NO3)2 = 2(NH4)(NO3) + PbS
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
H{+} + OH{-} = H2O =>
H{+} + OH{-} = H2O
Na2S2O3 + Br2 + H2O = Na2SO4 + S + HBr =>
Na2S2O3 + Br2 + H2O = Na2SO4 + S + 2 HBr
CH3OH + Cr2O7 + H{+} = CO2 + H2O + Cr3{+} =>
20 CH3OH + 9 Cr2O7 + 6 H{+} = 20 CO2 + 43 H2O + 6 Cr3{+}
Al2(SO4)3 + H2O + K2SO4 = KAl(SO4)2*12H2O =>
Al2(SO4)3 + 24 H2O + K2SO4 = 2 KAl(SO4)2*12H2O
NaOCN + NaClO + H2O = CO2 + N2 + NaCl + NaOH =>
2 NaOCN + 3 NaClO + H2O = 2 CO2 + N2 + 3 NaCl + 2 NaOH
Zn + Sn(IV)Cl = Sn(IV) + ZnCl =>
Zn + Sn(IV)Cl = Sn(IV) + ZnCl
[Cu(NH3)4](C6H5COO)2 + KClO3 = KCl + CuO + N2 + H2O + CO2 =>
[Cu(NH3)4](C6H5COO)2 + 12 KClO3 = 12 KCl + CuO + 2 N2 + 11 H2O + 14 CO2
Ga + Co2O3 = Co + Ga2O3 =>
2 Ga + Co2O3 = 2 Co + Ga2O3
UO2(s) + HF(aq) = UF4(s) + H2O(l) =>
UO2(s) + 4 HF(aq) = UF4(s) + 2 H2O(l)
Al(OH)3(s) + H2So4(aq) = Al2(So4)3(aq) + H2O(l) =>
2 Al(OH)3(s) + 3 H2So4(aq) = Al2(So4)3(aq) + 6 H2O(l)
I2 + Cl2 = ICl = ICl5 =>
I2 + Cl2 = 2 ICl
Zn(s) + H2SO4(l) = ZnSO4(aq) + SO2(g) + H2O =>
Zn(s) + 2 H2SO4(l) = ZnSO4(aq) + SO2(g) + 2 H2O
(NH4)10W12O40 + H2[SnCl4] + HCl = W4O11 + H2O + H2[SnCl6] + NH4Cl =>
(NH4)10W12O40 + 2 H2[SnCl4] + 14 HCl = 3 W4O11 + 7 H2O + 2 H2[SnCl6] + 10 NH4Cl
ZnSO4 + K4[Fe(CN)6] = K2Zn3[Fe(CN)6]2 + K2SO4 =>
3 ZnSO4 + 2 K4[Fe(CN)6] = K2Zn3[Fe(CN)6]2 + 3 K2SO4
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