| Équations équilibrées la veille |
5 HNO2 + 2 KMnO4 + HNO3 = 2 KNO3 + 2 Mn(NO3)2 + 3 H2O
Al(ClO2)3 = Al + Cl2 + O2 =>
2 Al(ClO2)3 = 2 Al + 3 Cl2 + 6 O2
BaZnO2 + HNO3 = Zn(OH)2 + Ba(NO3)2 =>
BaZnO2 + 2 HNO3 = Zn(OH)2 + Ba(NO3)2
N2O5(g) + H2O(l) = HNO3(aq) =>
N2O5(g) + H2O(l) = 2 HNO3(aq)
Mg + NiSO4 = Ni + MgSO4 =>
Mg + NiSO4 = Ni + MgSO4
Hg(OH)2 + H3PO4 = Hg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
NaOH + C + ClO2 = NaClO2 + Na2CO3 + H2O =>
6 NaOH + C + 4 ClO2 = 4 NaClO2 + Na2CO3 + 3 H2O
C5H9O + O2 = CO2 + H2O* =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O*
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
*Mn(NO3)2 + NaOH = Mn(OH)2 + NaNO3 =>
*Mn(NO3)2 + 2 NaOH = Mn(OH)2 + 2 NaNO3
SnO + KOH = K2SnO3 + H2 =>
SnO + 2 KOH = K2SnO3 + H2
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
Ba3(PO4)2 + H2SO4 = BaSO4 + Ba(H2PO4)2 =>
Ba3(PO4)2 + 2 H2SO4 = 2 BaSO4 + Ba(H2PO4)2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
CuSO4(s) + H2O(l) = CuSO4H2O(s) =>
CuSO4(s) + H2O(l) = CuSO4H2O(s)
CuCO3(s) + HBr(aq) = CO2(g) + H2O + CuBr2(aq) =>
CuCO3(s) + 2 HBr(aq) = CO2(g) + H2O + CuBr2(aq)
KCrO2 + KBr2O + KOH = K2CrO4 + KBr + H2O =>
KCrO2 + KBr2O + 2 KOH = K2CrO4 + 2 KBr + H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
N2H4 + N2O4 = N2 + H2O =>
2 N2H4 + N2O4 = 3 N2 + 4 H2O
Ba(MnO4)2 = BaMnO4 + MnO2 + O2 =>
Ba(MnO4)2 = BaMnO4 + MnO2 + O2
HNO3 + N2 = HN4NO3 =>
HNO3 + 2 N2 = HN4NO3
Pb(OH)4 + Cu2O = PbO2 + CuOH =>
Pb(OH)4 + 2 Cu2O = PbO2 + 4 CuOH
SH2 + O2 = H2O + SO2 =>
2 SH2 + 3 O2 = 2 H2O + 2 SO2
CO + OH = CO3 + H2O =>
CO + 4 OH = CO3 + 2 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
KNO3 + C12H22O11 = N2 + CO + H2O + K2CO3 =>
6 KNO3 + C12H22O11 = 3 N2 + 9 CO + 11 H2O + 3 K2CO3
SH2 + O2 = H2O + SO2 =>
2 SH2 + 3 O2 = 2 H2O + 2 SO2
NaOH(aq) + Cu(NO3)2(aq) = NaNO3 + Cu(OH)2 =>
2 NaOH(aq) + Cu(NO3)2(aq) = 2 NaNO3 + Cu(OH)2
CdSO4 + H3PO4 = Cd3O8P2 + H2SO4 =>
3 CdSO4 + 2 H3PO4 = Cd3O8P2 + 3 H2SO4
NaF + Br2 = NaBr + F2 =>
2 NaF + Br2 = 2 NaBr + F2
Cl(aq) + Au(aq) = AuCl3(s) =>
3 Cl(aq) + Au(aq) = AuCl3(s)
(H3O)Cl + (Na)(OH) = H2O + NaCl =>
(H3O)Cl + (Na)(OH) = 2 H2O + NaCl
C6H10O4 + O2 = CO2 + H2O =>
2 C6H10O4 + 13 O2 = 12 CO2 + 10 H2O
KI(aq) + FeCl3(aq) = FeI3() + KCl() =>
3 KI(aq) + FeCl3(aq) = FeI3() + 3 KCl()
H2C2O4*2H2O + (NH4)2C2O4*H2O + NH4VO3 = (NH4)2[VO(C2O4)2*2(H2O)] + H2O + CO2 =>
4 H2C2O4*2H2O + (NH4)2C2O4*H2O + 2 NH4VO3 = 2(NH4)2[VO(C2O4)2*2(H2O)] + 9 H2O + 2 CO2
Al2O12S3 + H2CaO2 = H3AlO3 + CaO4S =>
Al2O12S3 + 3 H2CaO2 = 2 H3AlO3 + 3 CaO4S
C4H6O4 + O2 = H2O + CO2 =>
2 C4H6O4 + 7 O2 = 6 H2O + 8 CO2
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
NaSO3 + BaSO4 = Na2SO4 + Ba(SO3)2 =>
2 NaSO3 + BaSO4 = Na2SO4 + Ba(SO3)2
PtCl2 + H2O = PtOH + H2 + Cl2 =>
2 PtCl2 + 2 H2O = 2 PtOH + H2 + 2 Cl2
FeCl2 + K2(Cr2O7) + HCl = FeCl3 + KCl + CrCl2 + H2O =>
8 FeCl2 + K2(Cr2O7) + 14 HCl = 8 FeCl3 + 2 KCl + 2 CrCl2 + 7 H2O
Zn + HCIO = ZnHCIO =>
Zn + HCIO = ZnHCIO
H2SO4 + NaBr = Na2SO4 + H2 + Br2 =>
H2SO4 + 2 NaBr = Na2SO4 + H2 + Br2
HCl + Mn(OH)5 = MnCl5 + H2O =>
5 HCl + Mn(OH)5 = MnCl5 + 5 H2O
NaOH + Br2O = NaBrO + H2O =>
2 NaOH + Br2O = 2 NaBrO + H2O
HClO3 + S = SClO3 + H =>
HClO3 + S = SClO3 + H
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