| Équations équilibrées la veille |
Ca + Cr(NO3)3 = Cr + Ca(NO3)3
MnO + HNO3 = Mn(NO3)2 + H2O =>
MnO + 2 HNO3 = Mn(NO3)2 + H2O
K2CrO4 + AuNO3 = KNO3 + Au2CrO4 =>
K2CrO4 + 2 AuNO3 = 2 KNO3 + Au2CrO4
K2S2O8 + NiSO4 + NaOH = K2SO4 + Na2SO4 + Ni(OH)3 =>
K2S2O8 + 2 NiSO4 + 6 NaOH = K2SO4 + 3 Na2SO4 + 2 Ni(OH)3
AlBr3 + NaOH = Al(OH)3 + NaBr =>
AlBr3 + 3 NaOH = Al(OH)3 + 3 NaBr
NH4Br + AgC2H3O2 = NH4BrAgC2H3OO =>
NH4Br + AgC2H3O2 = NH4BrAgC2H3OO
Zn + CO2 = ZnO2 + C =>
Zn + CO2 = ZnO2 + C
C6H5COH + KMnO4 + Na2CO3 = C6H5COOH + K2CO3 + MnO2 + NaOH =>
15 C6H5COH + 20 KMnO4 + 3 Na2CO3 = 14 C6H5COOH + 10 K2CO3 + 20 MnO2 + 6 NaOH
CrCl3 + H2O = Cr2(OH)3 + HCl2 =>
2 CrCl3 + 3 H2O = Cr2(OH)3 + 3 HCl2
C2H4(l) + O2(g) = CO2(g) + H2O =>
C2H4(l) + 3 O2(g) = 2 CO2(g) + 2 H2O
Yb(SO4)4 + Es = Es(SO4)3 + Yb =>
3 Yb(SO4)4 + 4 Es = 4 Es(SO4)3 + 3 Yb
C + Mg3(PO4)2 = CO + Mg3P2 =>
8 C + Mg3(PO4)2 = 8 CO + Mg3P2
Sr(NO3)2 + Na3(PO4) = Sr3(PO4)2 + Na(NO3) =>
3 Sr(NO3)2 + 2 Na3(PO4) = Sr3(PO4)2 + 6 Na(NO3)
TiCl4 + O2 = Ti2O4 + Cl2 =>
2 TiCl4 + 2 O2 = Ti2O4 + 4 Cl2
C2H6O + HI = C2H5I + H2O =>
C2H6O + HI = C2H5I + H2O
NO2{-} + Zn + OH{-} = NH3 + ZnO2{2-} + H2O =>
NO2{-} + 3 Zn + 5 OH{-} = NH3 + 3 ZnO2{2-} + H2O
C27H28Br2O5S + H2O + CO2 = C28H30Br2O8S =>
C27H28Br2O5S + H2O + CO2 = C28H30Br2O8S
C7H6O5 + H2O2 = CO2 + H2O =>
C7H6O5 + 12 H2O2 = 7 CO2 + 15 H2O
NO2{-} + I{-} + H3O{+} = I2 + NO + H2O =>
2 NO2{-} + 2 I{-} + 4 H3O{+} = I2 + 2 NO + 6 H2O
NH4Fe(SO4)2 + KCNS = Fe(CNS)3 + NH4CNS + K2SO4 =>
NH4Fe(SO4)2 + 4 KCNS = Fe(CNS)3 + NH4CNS + 2 K2SO4
(Ni(NO3)2*6(H2O)) = H2O + HNO3 + Ni(OH)2 =>
(Ni(NO3)2*6(H2O)) = 4 H2O + 2 HNO3 + Ni(OH)2
CuCO3 + C6H8O7 = CuC6H6O7 + CO2 + H2O =>
CuCO3 + C6H8O7 = CuC6H6O7 + CO2 + H2O
NH4ClO4 + C6H12O6 = CO2 + Cl2 + H2O + N2 =>
6 NH4ClO4 + C6H12O6 = 6 CO2 + 3 Cl2 + 18 H2O + 3 N2
FeF3 + Ni3(PO4)2 = FePO4 + NiF2 =>
2 FeF3 + Ni3(PO4)2 = 2 FePO4 + 3 NiF2
MnO4{-} + Fe{2+} + H{+) = Fe{3+}+Mn{2+}+H2O =>
MnO4{-} + 5 Fe{2+} + 8 H{+) = 5 Fe{3+}+Mn{2+}+4H2O
AgCl + Nh3 = AgNh32 + Cl =>
3 AgCl + 32 Nh3 = 3 AgNh32 + 3 Cl
BaCo3 + O2 = BaO + Co2 =>
2 BaCo3 + O2 = 2 BaO + 3 Co2
Hg2(NO3)2 + HBr = Hg2Br2 + H(NO3) =>
Hg2(NO3)2 + 2 HBr = Hg2Br2 + 2 H(NO3)
MnO4{-} + OH{-} + AsO2 = H2O + AsO4{3-} + MnO2 =>
MnO4{-} + 8 OH{-} + 3 AsO2 = 4 H2O + 3 AsO4{3-} + MnO2
Na2CO3(aq) + HCl(aq) = H2O(l) + NaCl(s) + CO2(g) =>
Na2CO3(aq) + 2 HCl(aq) = H2O(l) + 2 NaCl(s) + CO2(g)
BaCO3 = BaO + CO2 =>
BaCO3 = BaO + CO2
PB(NO3)2 + H2SO4 = PBSO4 + HNO3 =>
PB(NO3)2 + H2SO4 = PBSO4 + 2 HNO3
AlCl3(aq) + Ba(OH)2(aq) = Al(OH)3(s) + BaCl2(aq) =>
2 AlCl3(aq) + 3 Ba(OH)2(aq) = 2 Al(OH)3(s) + 3 BaCl2(aq)
C5H9NO4 + O2 = HNO3 + CO2 + H2O =>
2 C5H9NO4 + 13 O2 = 2 HNO3 + 10 CO2 + 8 H2O
CO + MgO = CO2 + Mg =>
CO + MgO = CO2 + Mg
C9H11NO2(s) + O2(g) = C02 + H2O + N2 =>
4 C9H11NO2(s) + 7 O2(g) = 18 C02 + 22 H2O + 2 N2
Cr + Fe3O4 = Cr2O3 + Fe =>
8 Cr + 3 Fe3O4 = 4 Cr2O3 + 9 Fe
CS2 + KMnO4 + KOH = S + MnO2 + K2CO3 + H2O =>
3 CS2 + 4 KMnO4 + 2 KOH = 6 S + 4 MnO2 + 3 K2CO3 + H2O
AlPO4 + Na = Al + Na3PO4 =>
AlPO4 + 3 Na = Al + Na3PO4
BrCl + NaOH = NaCl + BrOH =>
BrCl + NaOH = NaCl + BrOH
HO4 + OH = H2O5 =>
HO4 + OH = H2O5
NH3 + H2Cl = NH3Cl + H2 =>
NH3 + H2Cl = NH3Cl + H2
Cl + NaSO3 + NaOH = NaCl + Na2SO4 + H2O =>
Cl + NaSO3 + 2 NaOH = NaCl + Na2SO4 + H2O
KO3 + CO4 = K4C4O4 + O5 =>
20 KO3 + 20 CO4 = 5 K4C4O4 + 24 O5
Cu + NH3 = [Cu(NH3)4]2 =>
2 Cu + 8 NH3 = [Cu(NH3)4]2
Cr + CoCl2 = CrCl2 + Co2 =>
2 Cr + 2 CoCl2 = 2 CrCl2 + Co2
FeCl3 + Pb(C2H3O2)2 = FePb(C2H3O2)2 + Cl3 =>
FeCl3 + Pb(C2H3O2)2 = FePb(C2H3O2)2 + Cl3
H2O + O2 + SO2 = HSO4 =>
2 H2O + 3 O2 + 4 SO2 = 4 HSO4
NaHCO3 + CH3COOH = CH3COONa + H2O + CO2 =>
NaHCO3 + CH3COOH = CH3COONa + H2O + CO2
CrO + N2O3 = Cr(NO2)2 =>
CrO + N2O3 = Cr(NO2)2
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Équations équilibrées sur12/18/24
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