| Équations équilibrées la veille |
Ca + Cu{2+} = Cu + Ca{2+}
Ca(s) + HCl(g) = CaCl2(s) + H2(g) =>
Ca(s) + 2 HCl(g) = CaCl2(s) + H2(g)
Ba(NO3)2 + H2SO4 = BaSO4 + NO3 + H2 =>
Ba(NO3)2 + H2SO4 = BaSO4 + 2 NO3 + H2
C9H8O4 + NaHCO3 = Na3C6H5O7 + CO2 + H2O =>
C9H8O4 + 6 NaHCO3 = 2 Na3C6H5O7 + 3 CO2 + 2 H2O
Al + HF = AlF3 + H =>
Al + 3 HF = AlF3 + 3 H
Ag + Au2O3 = Au + Ag2O3 =>
2 Ag + Au2O3 = 2 Au + Ag2O3
C8H17 + CuO = CO + H2O + Cu =>
2 C8H17 + 33 CuO = 16 CO + 17 H2O + 33 Cu
SiO2K2O = K2SiO3 =>
SiO2K2O = K2SiO3
C10H18 + Cl2 = C10H17 + HCl =>
2 C10H18 + Cl2 = 2 C10H17 + 2 HCl
NH4CH3CO2 + Na2CrO4 = (NH4)2CrO4 + NaCH3CO2 =>
2 NH4CH3CO2 + Na2CrO4 = (NH4)2CrO4 + 2 NaCH3CO2
FeCl(aq) + Na2(SO4)(aq) = Fe2(SO4)(aq) + NaCl(aq) =>
2 FeCl(aq) + Na2(SO4)(aq) = Fe2(SO4)(aq) + 2 NaCl(aq)
NaBH4 + H2O2 = Na2O + BH3 + H2O =>
2 NaBH4 + 2 H2O2 = Na2O + 2 BH3 + 3 H2O
Zn + Mg(NO3) = Mg + Zn(NO3)2 =>
Zn + 2 Mg(NO3) = 2 Mg + Zn(NO3)2
K2CrO7 + MgBr2 = KBr + MgCrO7 =>
K2CrO7 + MgBr2 = 2 KBr + MgCrO7
FeCl3 + K3[Fe(CN)6] = Fe[Fe(CN)6]3 + K3Cl =>
FeCl3 + 3 K3[Fe(CN)6] = Fe[Fe(CN)6]3 + 3 K3Cl
C2H5Br + O2 = H2O + Br + C2H4 =>
4 C2H5Br + O2 = 2 H2O + 4 Br + 4 C2H4
Fe2(SO4)3 + Br = FeBr + (SO4)3 =>
Fe2(SO4)3 + 2 Br = 2 FeBr + (SO4)3
MgCO3*CaCO3 + H2O + CO2 = Ca(HCO3)2 + Mg(HCO3)2 =>
MgCO3*CaCO3 + 2 H2O + 2 CO2 = Ca(HCO3)2 + Mg(HCO3)2
NH4OH + HCl = H2O + Cl + NH4 =>
NH4OH + HCl = H2O + Cl + NH4
Fe(HCO3)2 + NaMnO4 + H2O = Fe(OH)3 + MnO2 + NaHCO3 + CO2 =>
3 Fe(HCO3)2 + NaMnO4 + 2 H2O = 3 Fe(OH)3 + MnO2 + NaHCO3 + 5 CO2
Li2O + Sb2O3 = LiSbO2 =>
Li2O + Sb2O3 = 2 LiSbO2
Cr(OH)3 + IO3{-} + HO{-} = CrO4{2-} + I{-} + H2O =>
2 Cr(OH)3 + IO3{-} + 4 HO{-} = 2 CrO4{2-} + I{-} + 5 H2O
CoCl2 + C2H8N2 + HCl + H2O2 = [CoC6H24N6]Cl3 + H2O =>
2 CoCl2 + 6 C2H8N2 + 2 HCl + H2O2 = 2[CoC6H24N6]Cl3 + 2 H2O
NaI + KClO3 + H2O = I2 + KCl + NaOH =>
6 NaI + KClO3 + 3 H2O = 3 I2 + KCl + 6 NaOH
CH4 + NaOH = Na + H2 + CO =>
2 CH4 + 2 NaOH = 2 Na + 5 H2 + 2 CO
CHCl3 + Cu + O2 = CuCl2 + CO2 + H2O =>
4 CHCl3 + 6 Cu + 5 O2 = 6 CuCl2 + 4 CO2 + 2 H2O
C10H6(g) + Cl2(g) = HCl(g) + C(s) =>
C10H6(g) + 3 Cl2(g) = 6 HCl(g) + 10 C(s)
KI + CuSO4 = I2 + CuI + K2SO4 =>
4 KI + 2 CuSO4 = I2 + 2 CuI + 2 K2SO4
NaHCO3 + KClO3 = NaClO3 + KHCO3 =>
NaHCO3 + KClO3 = NaClO3 + KHCO3
NH4OH + CaCl2 = NH4Cl + CaO2H2 =>
2 NH4OH + CaCl2 = 2 NH4Cl + CaO2H2
Fe{2+} + Cr2O7{2+} + H{+} = Fe{3+} + Cr{3+} + H2O =>
10 Fe{2+} + Cr2O7{2+} + 14 H{+} = 10 Fe{3+} + 2 Cr{3+} + 7 H2O
FeCOSO4 = COFeSO4 =>
FeCOSO4 = COFeSO4
C57H104O6 + H2O = C17H33COOH + CH2OH =>
12 C57H104O6 + 52 H2O = 35 C17H33COOH + 54 CH2OH
NaHCO3 + FeCl3 = Fe2(CO3)3 + NaCl + H2O + CO2 =>
6 NaHCO3 + 2 FeCl3 = Fe2(CO3)3 + 6 NaCl + 3 H2O + 3 CO2
Cu2FeS2 + K2Cr2O7 + KHSO4 = CuSO4 + Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + H2O =>
6 Cu2FeS2 + 19 K2Cr2O7 + 170 KHSO4 = 12 CuSO4 + 3 Fe2(SO4)3 + 19 Cr2(SO4)3 + 104 K2SO4 + 85 H2O
P2 + O3 = P4O6 =>
2 P2 + 2 O3 = P4O6
Pb + H2SO4 = H2O + PbO2 + SO2 =>
Pb + 2 H2SO4 = 2 H2O + PbO2 + 2 SO2
Mg + HBr = Mg(HBr)2 =>
Mg + 2 HBr = Mg(HBr)2
(C2H6)SH + CuO = Cu + SO2 + H2O + CO2 =>
2(C2H6)SH + 19 CuO = 19 Cu + 2 SO2 + 7 H2O + 4 CO2
CaCl2(aq) + HCl(aq) = HCl2(aq) + CaCl =>
CaCl2(aq) + HCl(aq) = HCl2(aq) + CaCl
KIO3(s) = KI(s) + O2 =>
2 KIO3(s) = 2 KI(s) + 3 O2
P2O5 + H2O = (HPO3) =>
P2O5 + H2O = 2(HPO3)
K3PO4 + SnF2 = K3F2 + PO4Sn =>
K3PO4 + SnF2 = K3F2 + PO4Sn
C31H64 = C2H4 + C25H52 =>
C31H64 = 3 C2H4 + C25H52
P4H10 = H2 + P =>
P4H10 = 5 H2 + 4 P
Zn + HCl + K2Cr2O7 = CrCl2 + H2O + KCl + ZnCl2 =>
4 Zn + 14 HCl + K2Cr2O7 = 2 CrCl2 + 7 H2O + 2 KCl + 4 ZnCl2
H3PO3 + KMnO4 + H2SO4 = K2SO4 + H3PO4 + Mn3(PO4)2 + H2O =>
15 H3PO3 + 6 KMnO4 + 3 H2SO4 = 3 K2SO4 + 11 H3PO4 + 2 Mn3(PO4)2 + 9 H2O
CaH2 + H2O = Ca(OH)2 + (H)2 =>
CaH2 + 2 H2O = Ca(OH)2 + 2(H)2
BrO3{-} + CH2(COOH)2 + H{+} = BrCH(COOH)2 + CO2 + H2O =>
2 BrO3{-} + 3 CH2(COOH)2 + 2 H{+} = 2 BrCH(COOH)2 + 3 CO2 + 4 H2O
MgCO3 + H2O = Mg(OH)2 + H2CO3 =>
MgCO3 + 2 H2O = Mg(OH)2 + H2CO3
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