| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 C8H16 + 2 K2Cr2O7 + 8 H2SO4 = 3 C8H16O2 + 2 Cr2(SO4)3 + 2 K2SO4 + 8 H2O
BaF2(aq) + H2SO4(aq) = BaSO4(awh) + HF(aq) =>
BaF2(aq) + H2SO4(aq) = BaSO4(awh) + 2 HF(aq)
Na2CO3(aq) + HCl(aq) = CO2(g) + H2O(l) + NaCl(aq) =>
Na2CO3(aq) + 2 HCl(aq) = CO2(g) + H2O(l) + 2 NaCl(aq)
CaI2 + Na2CO3 = CaCO3 + NaI =>
CaI2 + Na2CO3 = CaCO3 + 2 NaI
H2S + (Cr2O7){-}2 + H{+} = S + Cr3 + H2O =>
39 H2S + 6(Cr2O7){-}2 + 6 H{+} = 39 S + 4 Cr3 + 42 H2O
NH4Cl + Ca(OH)2 = CaCl2 + NH3 + H2O =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 NH3 + 2 H2O
AgNO3(aq) + Al(s) = AlNO3(aq) + Ag =>
AgNO3(aq) + Al(s) = AlNO3(aq) + Ag
Cr2{6}O7{-2} + Cl{-} = Cr3 + Cl2 =>
3 Cr2{6}O7{-2} + 18 Cl{-} = 2 Cr3 + 9 Cl2
I2 + H2O = H{+} + I{-} + HIO3 =>
3 I2 + 3 H2O = 5 H{+} + 5 I{-} + HIO3
Ag + O3 = Ag2O3 =>
2 Ag + O3 = Ag2O3
Al + H3PO4 = AlPO4 + H2 =>
2 Al + 2 H3PO4 = 2 AlPO4 + 3 H2
HgI + HCl = HgCl + IH =>
HgI + HCl = HgCl + IH
CH7 + O2 = CO + H2O =>
4 CH7 + 9 O2 = 4 CO + 14 H2O
SCl6 = S8 + Cl2 =>
8 SCl6 = S8 + 24 Cl2
Ni2(CO3)2 = Ni2O2 + CO2 =>
Ni2(CO3)2 = Ni2O2 + 2 CO2
Fe + Fe2O3 + CrO2 + V2O3 = Fe65Cr35V200O400 =>
45 Fe + 10 Fe2O3 + 35 CrO2 + 100 V2O3 = Fe65Cr35V200O400
CO = C + CO2 =>
2 CO = C + CO2
Cu + NO3{-} + H{+} = H2O + NO2 + Cu{2+} =>
Cu + 2 NO3{-} + 4 H{+} = 2 H2O + 2 NO2 + Cu{2+}
HClO4 + AgNO3 = AgCl + NO + H2O + O2 =>
4 HClO4 + 4 AgNO3 = 4 AgCl + 4 NO + 2 H2O + 11 O2
AgCl(aq) + Cu(s) = Ag(s) + CuCl2(aq) =>
2 AgCl(aq) + Cu(s) = 2 Ag(s) + CuCl2(aq)
Zn(OH)2 + CO = [Zn(CO)4](OH)2 =>
Zn(OH)2 + 4 CO = [Zn(CO)4](OH)2
CH4 + NO2 = CNO + H2O + H2 =>
CH4 + NO2 = CNO + H2O + H2
Fe + Cu3(SO4)2 = Cu + FeSO4 =>
2 Fe + Cu3(SO4)2 = 3 Cu + 2 FeSO4
HBr + K = KH + Br =>
HBr + K = KH + Br
MnO2 + HNO3 + PbO2 = H{+} + MnO4{-} + Pb(NO3)2 + H2O =>
2 MnO2 + 6 HNO3 + 3 PbO2 = 2 H{+} + 2 MnO4{-} + 3 Pb(NO3)2 + 2 H2O
Al(s) + CuF2(aq) = Al(s)F2 + Cu(aq) =>
Al(s) + CuF2(aq) = Al(s)F2 + Cu(aq)
Li + P = LiP3 =>
Li + 3 P = LiP3
NaOH + H2SO4(aq) = Na2SO4 + H2O =>
2 NaOH + H2SO4(aq) = Na2SO4 + 2 H2O
H(aq) + OH(aq) = H2O(l) =>
H(aq) + OH(aq) = H2O(l)
KH2PO4 + CrI3 = KH2I3 + CrPO4 =>
KH2PO4 + CrI3 = KH2I3 + CrPO4
C2H4O2 + PCl3 = C2H3OCl + H3PO3 =>
3 C2H4O2 + PCl3 = 3 C2H3OCl + H3PO3
Fe(s) + Br2(aq) = FeBr3(s) =>
2 Fe(s) + 3 Br2(aq) = 2 FeBr3(s)
HC + Oxygen = Carbondioxide + Water =>
4 HC + 5 O2 = 4 CO2 + 2 H2O
MnO4{-}(aq) + SO3{2-}(aq) + H2O = MnO2(s) + SO4{2-}(aq) + OH{-}(aq) =>
2 MnO4{-}(aq) + 3 SO3{2-}(aq) + H2O = 2 MnO2(s) + 3 SO4{2-}(aq) + 2 OH{-}(aq)
BaBr2 + Cu2(Co3)3 = BaCo3 + CuBr3 =>
3 BaBr2 + Cu2(Co3)3 = 3 BaCo3 + 2 CuBr3
Mg3B2 + HCl = MgCl2 + BH3 =>
Mg3B2 + 6 HCl = 3 MgCl2 + 2 BH3
KCl + MnO2 = KMn + ClO2 =>
KCl + MnO2 = KMn + ClO2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C2H2 + H2 = C2H6 =>
C2H2 + 2 H2 = C2H6
Na(NO3) + PbO = Na2O + Pb(NO3)2 =>
2 Na(NO3) + PbO = Na2O + Pb(NO3)2
C4H10 + O2(excess) = H2O + CO2 =>
2 C4H10 + 13 O2(excess) = 10 H2O + 8 CO2
H2SO4 + NaCH3COO = H2COO + SO4NaCH3 =>
H2SO4 + NaCH3COO = H2COO + SO4NaCH3
Z83 + O = ZO =>
Z83 + 83 O = 83 ZO
K + K(NO3) = N2 + K2O =>
10 K + 2 K(NO3) = N2 + 6 K2O
HCOOH + CH3COOH = COOHCH2COOH + H2 =>
HCOOH + CH3COOH = COOHCH2COOH + H2
BaCl2(aq) + ZnSO4(aq) = BaZn(aq) + Cl2SO4(aq) =>
BaCl2(aq) + ZnSO4(aq) = BaZn(aq) + Cl2SO4(aq)
MgO2 + Al = AlO + Mg =>
MgO2 + 2 Al = 2 AlO + Mg
KFeO2 + H2O = Fe2O3 + KOH =>
2 KFeO2 + H2O = Fe2O3 + 2 KOH
NaI(aq) + Ca(NO3)2(aq) = CaI(s) + Na(NO3)2(aq) =>
NaI(aq) + Ca(NO3)2(aq) = CaI(s) + Na(NO3)2(aq)
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Équations équilibrées sur01/28/25
Équations équilibrées sur02/27/24
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