| Équations équilibrées la veille |
9 CH3COOH + 8 NaHCO8 = 8 NaO + 26 CO2 + 22 H2O
NaO2(s) + H2O(l) = NaOH(aq) + O2(g) =>
4 NaO2(s) + 2 H2O(l) = 4 NaOH(aq) + 3 O2(g)
H2SO4 + Ca3(PO4)2 = H3PO4 + CaSO4 =>
3 H2SO4 + Ca3(PO4)2 = 2 H3PO4 + 3 CaSO4
Zn + H2SO4 = ZnSO4 + H2S + H2O =>
4 Zn + 5 H2SO4 = 4 ZnSO4 + H2S + 4 H2O
SiO2 + H2O = H2SiO3 =>
SiO2 + H2O = H2SiO3
CoCO3 = CoOCO2 =>
CoCO3 = CoOCO2
Cu2O + H2SO4 + KMnO4 = CuSO4 + MnSO4 + K2SO4 + H2O =>
5 Cu2O + 13 H2SO4 + 2 KMnO4 = 10 CuSO4 + 2 MnSO4 + K2SO4 + 13 H2O
Ba(NO3)2 + Na2CO3 = BaCO3 + NaNO3 =>
Ba(NO3)2 + Na2CO3 = BaCO3 + 2 NaNO3
CH3COOH + NaCl = ClCH2COOH + HNa =>
CH3COOH + NaCl = ClCH2COOH + HNa
CU + HCl + O2 = CUCl2 + H2O =>
2 CU + 4 HCl + O2 = 2 CUCl2 + 2 H2O
Co(NO2)2 + Cl2 + KOH = Co(OH)3 + KNO3 + KCl + H2O =>
2 Co(NO2)2 + 5 Cl2 + 14 KOH = 2 Co(OH)3 + 4 KNO3 + 10 KCl + 4 H2O
O2(g) + C2H6O(l) = CO2(g) + H2O(g) =>
3 O2(g) + C2H6O(l) = 2 CO2(g) + 3 H2O(g)
CaS2 + O2 = CaS2O3 =>
2 CaS2 + 3 O2 = 2 CaS2O3
KMnO4 + H2SO4 + CrCl2 = MnSO4 + K2SO4 + Cr2(SO4)3 + HCl + H2O =>
2 KMnO4 + 18 H2SO4 + 10 CrCl2 = 2 MnSO4 + K2SO4 + 5 Cr2(SO4)3 + 20 HCl + 8 H2O
Cl + KI = KCl + I =>
Cl + KI = KCl + I
PbCl2 + Cl2 + HCl = H2[PbCl6] =>
PbCl2 + Cl2 + 2 HCl = H2[PbCl6]
KMnO4 + CH2CH2 + H2SO4 + H2O = CH2OHCH2OH + MnSO4 + K2SO4 =>
2 KMnO4 + 5 CH2CH2 + 3 H2SO4 + 2 H2O = 5 CH2OHCH2OH + 2 MnSO4 + K2SO4
CaCl2 + (NH4)2[Fe(CN)6] = Ca[Fe(CN)6] + NH4Cl =>
CaCl2 + (NH4)2[Fe(CN)6] = Ca[Fe(CN)6] + 2 NH4Cl
Ag + SnO = AgO + Sn =>
Ag + SnO = AgO + Sn
Pb(OAc)4{2-} + CrO4{2-} = PbCrO4 + OAc{-} =>
Pb(OAc)4{2-} + CrO4{2-} = PbCrO4 + 4 OAc{-}
Na2O2 + CO2 = Na2CO3 + O2 =>
2 Na2O2 + 2 CO2 = 2 Na2CO3 + O2
Hg2S + NH4Cr2O7 = Hg2Cr2O7 + NH4S =>
Hg2S + NH4Cr2O7 = Hg2Cr2O7 + NH4S
AlOH3 + HNO3 = AlNO3 + H(OH3) =>
AlOH3 + HNO3 = AlNO3 + H(OH3)
CH2ClCOOH + KOH = CH2ClCOOK + H2O =>
CH2ClCOOH + KOH = CH2ClCOOK + H2O
HFCl3 + Al = HF + AlCl3 =>
HFCl3 + Al = HF + AlCl3
AlCl3 + HNO3 = Al(NO3)3 + HCl =>
AlCl3 + 3 HNO3 = Al(NO3)3 + 3 HCl
Ni(NO3)2 + HOH = Ni(OH)2 + HNO3 =>
Ni(NO3)2 + 2 HOH = Ni(OH)2 + 2 HNO3
N2F4 + Cl2 = N2F4Cl2 =>
N2F4 + Cl2 = N2F4Cl2
(Fe(C2O4)3) + K3Fe(CN)6 = [Fe(CN)6] + K3[Fe(C2O4)3] =>
(Fe(C2O4)3) + K3Fe(CN)6 = [Fe(CN)6] + K3[Fe(C2O4)3]
CH2(OH)COOH + Ag2O = (COOH)2 + Ag + H2O =>
CH2(OH)COOH + 2 Ag2O = (COOH)2 + 4 Ag + H2O
S + HClO4 + H2O = H2SO4 + HCl =>
4 S + 3 HClO4 + 4 H2O = 4 H2SO4 + 3 HCl
S8 + F2 = SF6 =>
S8 + 24 F2 = 8 SF6
Na2SiO3 + HCl = NaCl + H2SiO3 =>
Na2SiO3 + 2 HCl = 2 NaCl + H2SiO3
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
Pb(CH3COO)2 + Na2CrO4 = PbCrO4 + CH3COONa =>
Pb(CH3COO)2 + Na2CrO4 = PbCrO4 + 2 CH3COONa
Fe + HF = FeF2 + H =>
Fe + 2 HF = FeF2 + 2 H
FeCl3 + K4Fe(CN)6 = Fe4(Fe(CN)6)3 + KCl =>
4 FeCl3 + 3 K4Fe(CN)6 = Fe4(Fe(CN)6)3 + 12 KCl
C6 = C5 =>
5 C6 = 6 C5
Ca + AlCl3 = CaCl2 + Al =>
3 Ca + 2 AlCl3 = 3 CaCl2 + 2 Al
CrI3 + NaOH + Cl2 = NaIO4 + Na2CrO4 + NaCl + H2O =>
2 CrI3 + 64 NaOH + 27 Cl2 = 6 NaIO4 + 2 Na2CrO4 + 54 NaCl + 32 H2O
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
C + H2 = C3H8 =>
3 C + 4 H2 = C3H8
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C3H8O + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3COCH3 + H2O =>
3 C3H8O + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 CH3COCH3 + 7 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
C5H10O5(s) + O2(g) = CO2(g) + H2O(l) =>
C5H10O5(s) + 5 O2(g) = 5 CO2(g) + 5 H2O(l)
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
CaCO3 + HNO3 = Ca(NO3)2 + CO2 + H2O =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + CO2 + H2O
C138 = C2 =>
C138 = 69 C2
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