| Équations équilibrées la veille |
Cr2(SO4)3 + 3 K2CO3 + 3 H2O = 2 Cr(OH)3 + 3 K2SO4 + 3 CO2
FeCl2 + Br2 = BrCl + Fe =>
FeCl2 + Br2 = 2 BrCl + Fe
Cr2(SO4)3 + K2CO3 + H2O = Cr(OH)3 + K2SO4 + CO2 =>
Cr2(SO4)3 + 3 K2CO3 + 3 H2O = 2 Cr(OH)3 + 3 K2SO4 + 3 CO2
CuNO3 + Zn = Zn(NO3)2 + Cu =>
2 CuNO3 + Zn = Zn(NO3)2 + 2 Cu
FeCl2 + AgNo3 = FeNo3 + AgCl2 =>
FeCl2 + AgNo3 = FeNo3 + AgCl2
P2O5 + KOH + H2O = KH2PO4 =>
P2O5 + 2 KOH + H2O = 2 KH2PO4
Cl2 + BaBr2 = Cl2Ba + Br2 =>
Cl2 + BaBr2 = Cl2Ba + Br2
NaBr + Ca(NO3)2 = CaBr2 + NaNO3 =>
2 NaBr + Ca(NO3)2 = CaBr2 + 2 NaNO3
NaSO3 + Br2 = NaBr + SO2 + O2 =>
2 NaSO3 + Br2 = 2 NaBr + 2 SO2 + O2
N2O + KMnO4 + H2SO4 = MnSO4 + K2SO4 + Mn(NO3)2 + H2O =>
5 N2O + 8 KMnO4 + 7 H2SO4 = 3 MnSO4 + 4 K2SO4 + 5 Mn(NO3)2 + 7 H2O
[Co(H2O)6]Cl2 + HCl = H2[CoCl4] + H2O =>
[Co(H2O)6]Cl2 + 2 HCl = H2[CoCl4] + 6 H2O
FeCl3 + MnO2 + H2SO4 = Fe(HSO4)3 + MnSO4 + H2O + Cl2 =>
2 FeCl3 + 3 MnO2 + 9 H2SO4 = 2 Fe(HSO4)3 + 3 MnSO4 + 6 H2O + 3 Cl2
FeCl2 + NaClO = NaCl + FeO + Cl2 =>
FeCl2 + NaClO = NaCl + FeO + Cl2
I2 + MgBr2 = MgI2 + Br =>
I2 + MgBr2 = MgI2 + 2 Br
Cr2O7{2-}(aq) + Sn{2+}(aq) + H(aq){+} = Cr{3+}(aq) + H2O(l) + Sn{4+}(aq) =>
Cr2O7{2-}(aq) + 3 Sn{2+}(aq) + 14 H(aq){+} = 2 Cr{3+}(aq) + 7 H2O(l) + 3 Sn{4+}(aq)
PbO2 + CH3COOH = Pb(C2H3O2)2 + H2 + O2 =>
PbO2 + 2 CH3COOH = Pb(C2H3O2)2 + H2 + O2
NaPO3 + PF5 = NaF + POF3 =>
NaPO3 + 2 PF5 = NaF + 3 POF3
C6H4CI + O2 = CO + H2O + CI2 =>
4 C6H4CI + 17 O2 = 26 CO + 8 H2O + 2 CI2
CrO3 + HCl = CrCl3 + Cl2 + H2O =>
2 CrO3 + 12 HCl = 2 CrCl3 + 3 Cl2 + 6 H2O
C2H9NaO5 + H2O = C2H8NaO5 + H3O =>
C2H9NaO5 + H2O = C2H8NaO5 + H3O
LiI + AgNO3 = AgI + LiNO3 =>
LiI + AgNO3 = AgI + LiNO3
SO3 + HNO3 = H2SO4 + N2O5 =>
SO3 + 2 HNO3 = H2SO4 + N2O5
CaO + HNO3 = CaOHNO3 =>
CaO + HNO3 = CaOHNO3
Al + Cl2 = AlCl43 =>
2 Al + 43 Cl2 = 2 AlCl43
CaCl2 + C6H8O7 = Ca3(C6H5O7)2 + HCl =>
3 CaCl2 + 2 C6H8O7 = Ca3(C6H5O7)2 + 6 HCl
Ag2(SO4) + AlCl3 = AgCl + Al2(SO4)3 =>
3 Ag2(SO4) + 2 AlCl3 = 6 AgCl + Al2(SO4)3
KI + BaCl2 = KBa + ICl2 =>
KI + BaCl2 = KBa + ICl2
Ag + P = AgP3 =>
Ag + 3 P = AgP3
CuSO4 + I2 = CuI2 + ISO4 =>
2 CuSO4 + 3 I2 = 2 CuI2 + 2 ISO4
C6H6O + K2Cr2O7 + H2SO4 = C7H6O2 + K2SO4 + Cr2(SO4)3 + H2O =>
21 C6H6O + 8 K2Cr2O7 + 32 H2SO4 = 18 C7H6O2 + 8 K2SO4 + 8 Cr2(SO4)3 + 41 H2O
C3H7OH + [O] = C2H5COH + H2O =>
C3H7OH + [O] = C2H5COH + H2O
LiOH + NaI = LiI + NaOH =>
LiOH + NaI = LiI + NaOH
NiF3 = Ni + F2 =>
2 NiF3 = 2 Ni + 3 F2
NH4OH + H2SO4 = NH4H + SO4(OH)2 =>
2 NH4OH + H2SO4 = 2 NH4H + SO4(OH)2
Zn(OH)4 = (OH) + Zn(OH)2 =>
Zn(OH)4 = 2(OH) + Zn(OH)2
K2MnF6 + SBF5 = KSBF6 + MnF3 + F2 =>
2 K2MnF6 + 4 SBF5 = 4 KSBF6 + 2 MnF3 + F2
H2CO3 + Na2S = Na2CO3 + H2S =>
H2CO3 + Na2S = Na2CO3 + H2S
NiBr2 + (NO4)2S = NiS + NO4Br =>
NiBr2 + (NO4)2S = NiS + 2 NO4Br
Sr + SnCl4 = Sn + SrCl2 =>
2 Sr + SnCl4 = Sn + 2 SrCl2
CaNO3 + HCl = HNO3 + CaCl =>
CaNO3 + HCl = HNO3 + CaCl
Mg + N3 = Mg3N2 =>
9 Mg + 2 N3 = 3 Mg3N2
C2H3NaO2 + HCl = NaCl + CO + H2 =>
C2H3NaO2 + HCl = NaCl + 2 CO + 2 H2
CH(CH2)2CH3 + O2 = CO2 + H2O =>
CH(CH2)2CH3 + 6 O2 = 4 CO2 + 4 H2O
AuSO3 + H2O2 = Au2(SO4)2 + H2O =>
2 AuSO3 + 2 H2O2 = Au2(SO4)2 + 2 H2O
KMnO4 + CH3CHO + KOH = MnO2 + CH3COOK + H2O =>
2 KMnO4 + 3 CH3CHO + KOH = 2 MnO2 + 3 CH3COOK + 2 H2O
CO + H2 = H2O*CH4 =>
CO + 3 H2 = H2O*CH4
Na2SO3 + KLO3 + H2SO4 = L2 + Na2SO4 + K2SO4 + H2O =>
5 Na2SO3 + 2 KLO3 + H2SO4 = L2 + 5 Na2SO4 + K2SO4 + H2O
C5H8 + KMnO4 + H2O = C5H10O2 + MnO2 + KOH =>
3 C5H8 + 2 KMnO4 + 4 H2O = 3 C5H10O2 + 2 MnO2 + 2 KOH
HBr + Ba(CH3COO)2 = CH3COOH + BaBr2 =>
2 HBr + Ba(CH3COO)2 = 2 CH3COOH + BaBr2
C5H8 + KMnO4 + H2O = C5H10O2 + MnO2 + KOH =>
3 C5H8 + 2 KMnO4 + 4 H2O = 3 C5H10O2 + 2 MnO2 + 2 KOH
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