| Équations équilibrées la veille |
2 C2H3 + 8 O = 4 CO2 + 3 H2
Fe + Cu2(SO4) = Fe2(SO4) + Cu =>
2 Fe + Cu2(SO4) = Fe2(SO4) + 2 Cu
AgCl + (OH)2 = Ag + HCl + O2 =>
2 AgCl + (OH)2 = 2 Ag + 2 HCl + O2
Ag + S = Ag2S = =>
2 Ag + S = Ag2S
Cu3 + O2 = CuO =>
2 Cu3 + 3 O2 = 6 CuO
HNO3 + Sb = Sb(NO3)2 + NO + H2O =>
8 HNO3 + 3 Sb = 3 Sb(NO3)2 + 2 NO + 4 H2O
H2SO4 + ZnCO3 = H2CO3 + ZnSO4 =>
H2SO4 + ZnCO3 = H2CO3 + ZnSO4
NaCl + F = NaFCl =>
NaCl + F = NaFCl
RbF + FeCl2 = RbCl + FeF2 =>
2 RbF + FeCl2 = 2 RbCl + FeF2
Fe(NO3)2 + H2O2 = Fe(NO3) + O2 + HNO3 =>
2 Fe(NO3)2 + H2O2 = 2 Fe(NO3) + O2 + 2 HNO3
Cl2 + KHSO3 + KOH = KCl + K2SO4 + H2O =>
Cl2 + KHSO3 + 3 KOH = 2 KCl + K2SO4 + 2 H2O
Hg2 = Hg22 =>
11 Hg2 = Hg22
H2O + CO2 = O6C12H6 + O =>
3 H2O + 12 CO2 = O6C12H6 + 21 O
(MnO4)2 + H2O = (MnO2)2 + OH =>
(MnO4)2 + 4 H2O = (MnO2)2 + 8 OH
C13H13COOH + O2 = CO2 + H2O =>
2 C13H13COOH + 33 O2 = 28 CO2 + 14 H2O
CuCO3 + K3[Fe(CN)6] = K3[Cu(CN)6] + FeCO3 =>
CuCO3 + K3[Fe(CN)6] = K3[Cu(CN)6] + FeCO3
C10H20O + HClO = C10H18O + H2O + Cl =>
C10H20O + 2 HClO = C10H18O + 2 H2O + 2 Cl
HCl(aq) + Na2CO3 = NaCl(aq) + CO2 + H2O =>
2 HCl(aq) + Na2CO3 = 2 NaCl(aq) + CO2 + H2O
HCl + (NH4)2HPO4 = NH4Cl + H3PO4 =>
2 HCl + (NH4)2HPO4 = 2 NH4Cl + H3PO4
H2SnF7 + NH4OH = Sn(OH)5H2O + H2O + NH4F =>
H2SnF7 + 7 NH4OH = Sn(OH)5H2O + H2O + 7 NH4F
C6H5COOH + HNO3 = H2O + C6H4NO2COOH =>
C6H5COOH + HNO3 = H2O + C6H4NO2COOH
KIO3 + HCl = Cl2 + H2O + K[ICl4] =>
KIO3 + 6 HCl = Cl2 + 3 H2O + K[ICl4]
C10H16ClNO2 + Br2 = C10H15BrClNO2 + HBr =>
C10H16ClNO2 + Br2 = C10H15BrClNO2 + HBr
Ba + SO4 = BaSO4 =>
Ba + SO4 = BaSO4
K2SO3 + HI = KI + H2O + SO2 =>
K2SO3 + 2 HI = 2 KI + H2O + SO2
KBr(aq) + BaCl2(aq) = KCl2 + BaBr =>
KBr(aq) + BaCl2(aq) = KCl2 + BaBr
C6H14 = C4H10 + C2H4 =>
C6H14 = C4H10 + C2H4
Cr(OH)3 + KIO3 + KOH = K2CrO3 + KI + H2O =>
6 Cr(OH)3 + KIO3 + 12 KOH = 6 K2CrO3 + KI + 15 H2O
Al2O3 + Fe = Fe3O4 + Al =>
4 Al2O3 + 9 Fe = 3 Fe3O4 + 8 Al
Mg + HNO3 = Mg(NO3)3 + N20 + H2O =>
100 Mg + 360 HNO3 = 100 Mg(NO3)3 + 3 N20 + 180 H2O
CaCO3 + HCl = CaCHClO3 =>
CaCO3 + HCl = CaCHClO3
ZnBr4 + K4SO4 = ZnSO4 + KBr =>
ZnBr4 + K4SO4 = ZnSO4 + 4 KBr
H2SO4 + C4H6O4Pb = O4PbS + CH3COOH =>
H2SO4 + C4H6O4Pb = O4PbS + 2 CH3COOH
HI(aq) + Ba(OH)2(aq) = BaI2(aq) + H2O(l) =>
2 HI(aq) + Ba(OH)2(aq) = BaI2(aq) + 2 H2O(l)
K2Cr2O7 + ZnCl2 + H2SO4 = Cr2S043 + K2SO4 + ZnSO4 + Cl2 + H2O =>
K2Cr2O7 + 135 ZnCl2 + 179 H2SO4 = Cr2S043 + K2SO4 + 135 ZnSO4 + 135 Cl2 + 179 H2O
C8H20N4(HClO4)4 = CO + H2O + N2 + Cl2 + H2 =>
C8H20N4(HClO4)4 = 8 CO + 8 H2O + 2 N2 + 2 Cl2 + 4 H2
H2SO4 + Fe(OH)3 = Fe{3+} + SO4{2-} + H2O =>
3 H2SO4 + 2 Fe(OH)3 = 2 Fe{3+} + 3 SO4{2-} + 6 H2O
HCl + Zc = H + ZcCl =>
HCl + Zc = H + ZcCl
ZnS = Zn{+}2 + S{-}2 =>
ZnS = Zn{+}2 + S{-}2
R2CHOH + CrO3 + H2SO4 = Cr2(SO4)3 + H2O + R2CO =>
3 R2CHOH + 2 CrO3 + 3 H2SO4 = Cr2(SO4)3 + 6 H2O + 3 R2CO
Cr2S3 + HBr = CrBr3 + H2S =>
Cr2S3 + 6 HBr = 2 CrBr3 + 3 H2S
FeCl3 + KIO3 = FeI3 + KClO3 =>
FeCl3 + 3 KIO3 = FeI3 + 3 KClO3
Cu + NiSO4 = Cu(SO4) + Ni =>
Cu + NiSO4 = Cu(SO4) + Ni
CHO + Cu{2+} + OH{-} = COOH + Cu2O + H2O =>
CHO + 2 Cu{2+} + 4 OH{-} = COOH + Cu2O + 2 H2O
Na2SO4(heat) = Na + SO4 =>
Na2SO4(heat) = 2 Na + SO4
Ba(OH)2 + I2 + Cl2 = Ba(H3IO6)2 + BaCl2 + H2O =>
9 Ba(OH)2 + I2 + 8 Cl2 = Ba(H3IO6)2 + 8 BaCl2 + 6 H2O
B(OH)3 + Na2CO3 = Na2B4O7 + H2O + CO2 =>
4 B(OH)3 + Na2CO3 = Na2B4O7 + 6 H2O + CO2
CaC2 + HNO3 = Ca(NO3)2 + NO2 + CO2 + H2O =>
CaC2 + 12 HNO3 = Ca(NO3)2 + 10 NO2 + 2 CO2 + 6 H2O
Fe + SnNO3 = Fe3NO3 + Sn =>
3 Fe + SnNO3 = Fe3NO3 + Sn
Cl2 + KHSO3 + KOH = KCl + K2SO4 + H2O =>
Cl2 + KHSO3 + 3 KOH = 2 KCl + K2SO4 + 2 H2O
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