| Équations équilibrées la veille |
Zn + 2 H2SO4 = ZnSO4 + SO2 + 2 HOH
CH3ONa + NaClO2 + HCl = COCl2 + NaCl + H2O =>
2 CH3ONa + 3 NaClO2 + 6 HCl = 2 COCl2 + 5 NaCl + 6 H2O
PCl5 + Cl = PCl6 =>
PCl5 + Cl = PCl6
B2H(s) + O2(g) = B2O3(s) + H2O(g) =>
4 B2H(s) + 7 O2(g) = 4 B2O3(s) + 2 H2O(g)
H2SO3 + LiOH = Li2(SO3) + H2O =>
H2SO3 + 2 LiOH = Li2(SO3) + 2 H2O
C4H8O + KMnO4 + H2O = C4H8O2 + MnO2 + KOH =>
3 C4H8O + 2 KMnO4 + H2O = 3 C4H8O2 + 2 MnO2 + 2 KOH
CH3OH + H2O = CO2 + H =>
CH3OH + H2O = CO2 + 6 H
Al(OH)3(s) + H + H2O(l) = [Al(H2O)6] =>
Al(OH)3(s) + 3 H + 3 H2O(l) = [Al(H2O)6]
Mg + AgNO3 = Mg[NO3]2 + Ag =>
Mg + 2 AgNO3 = Mg[NO3]2 + 2 Ag
CH3CH2CH2CH2Br + N(CH3)3 = CH3CH2CH2CH2NH2 + HBr =>
CH3CH2CH2CH2Br + 4 N(CH3)3 = 4 CH3CH2CH2CH2NH2 + HBr
K2PtCl6 = Pt + K + Cl =>
K2PtCl6 = Pt + 2 K + 6 Cl
CH3COOH + MgCO3 = Mg(CH3COO)2 + CO2 + H2O =>
2 CH3COOH + MgCO3 = Mg(CH3COO)2 + CO2 + H2O
C8H7NO3 + Sn + HCl = C8H9N + SnO + Cl =>
C8H7NO3 + 3 Sn + 2 HCl = C8H9N + 3 SnO + 2 Cl
Tb5 + N3 = Tb3N5 =>
9 Tb5 + 25 N3 = 15 Tb3N5
CH3SO3H + Al = Al(CH3SO3)3 + H2 =>
6 CH3SO3H + 2 Al = 2 Al(CH3SO3)3 + 3 H2
KCl + Na3(Co(NO2)6) = K2Na(Co(NO2)6) + NaCl =>
2 KCl + Na3(Co(NO2)6) = K2Na(Co(NO2)6) + 2 NaCl
SnCl2 + BiCl3 + NaOH = Bi + Sn(OH)4 + NaCl =>
3 SnCl2 + 2 BiCl3 + 12 NaOH = 2 Bi + 3 Sn(OH)4 + 12 NaCl
CrI3 + K2S = Cr2S3 + KI =>
2 CrI3 + 3 K2S = Cr2S3 + 6 KI
CoCl2*6H2O + KBrO3 + KOH = Co(OH)3 + KBr + KCl + H2O =>
6 CoCl2*6H2O + KBrO3 + 12 KOH = 6 Co(OH)3 + KBr + 12 KCl + 33 H2O
Ag{+} + Cr = Ag + Cr{3+} =>
3 Ag{+} + Cr = 3 Ag + Cr{3+}
PbCH3CO2 + NH4CrO4 = PbCrO4 + NH4CH3CO2 =>
PbCH3CO2 + NH4CrO4 = PbCrO4 + NH4CH3CO2
NaCrO3 + NaCl = CrO + Cl2 + Na2O =>
2 NaCrO3 + 6 NaCl = 2 CrO + 3 Cl2 + 4 Na2O
HC7H5O2 + Al(OH)3 = H2O + Al(C7H5O2)3 =>
3 HC7H5O2 + Al(OH)3 = 3 H2O + Al(C7H5O2)3
CH3CH2OH + O2 = C2O2H4 + H2O =>
CH3CH2OH + O2 = C2O2H4 + H2O
FN + O2 = FNO =>
2 FN + O2 = 2 FNO
C6H14 + Cl2 = C6Cl + HCl =>
2 C6H14 + 15 Cl2 = 2 C6Cl + 28 HCl
BaO2 + H2SO4 + He = Ba + HeSO4 + H2O2 =>
BaO2 + H2SO4 + He = Ba + HeSO4 + H2O2
C33H46O29 + O2 = CO2 + H2O =>
C33H46O29 + 30 O2 = 33 CO2 + 23 H2O
Cl2 + Ca(OH)2 = CaCl2 + Ca(ClO)2 + H2O =>
2 Cl2 + 2 Ca(OH)2 = CaCl2 + Ca(ClO)2 + 2 H2O
CrCl3 + K2Se + H2O = Cr(OH)3 + H2Se + KCl =>
2 CrCl3 + 3 K2Se + 6 H2O = 2 Cr(OH)3 + 3 H2Se + 6 KCl
Cu(CH3COO)2 + K2S = CuS + K2(CH3COO)2 =>
Cu(CH3COO)2 + K2S = CuS + K2(CH3COO)2
MgOCa = CaO + Mg =>
MgOCa = CaO + Mg
Ba(NO3)2 + HCl = BaCl2 + HNO3 =>
Ba(NO3)2 + 2 HCl = BaCl2 + 2 HNO3
(NH4)2Cr2O7 = NH3 + Cr2O3 + H2O + O2 =>
2(NH4)2Cr2O7 = 4 NH3 + 2 Cr2O3 + 2 H2O + 3 O2
K3AsO4 + HCl = As2O5 + H2O + KCl =>
2 K3AsO4 + 6 HCl = As2O5 + 3 H2O + 6 KCl
HNO3 + N2H14 = N2 + H2O =>
14 HNO3 + 5 N2H14 = 12 N2 + 42 H2O
NaHC2H4 + H2O = NaOH + HC2O4 + H =>
NaHC2H4 + 5 H2O = NaOH + HC2O4 + 13 H
CaCO3 + Cl2 = CaCl2 + CO2 + ClO2 =>
4 CaCO3 + 5 Cl2 = 4 CaCl2 + 4 CO2 + 2 ClO2
C2H5NO2 + NO2 = CO2 + N2 + CH5O2 =>
C2H5NO2 + NO2 = CO2 + N2 + CH5O2
I2 + FeF3 = Fe + IF =>
3 I2 + 2 FeF3 = 2 Fe + 6 IF
CO + Al = AlCO =>
CO + Al = AlCO
KMnO4 + SnSO4 + H2SO4 = K2SO4 + Sn(SO4)2 + H2O + MnSO4 =>
2 KMnO4 + 5 SnSO4 + 8 H2SO4 = K2SO4 + 5 Sn(SO4)2 + 8 H2O + 2 MnSO4
H2CrO4 + CaCO3 = CO2 + H2O + CaCrO4 =>
H2CrO4 + CaCO3 = CO2 + H2O + CaCrO4
NaHCO3 + NaHC2O4 = Na2C2O4 + H2O + CO2 =>
NaHCO3 + NaHC2O4 = Na2C2O4 + H2O + CO2
NaBr(aq) + CaF2(aq) = NaF(aq) + CaBr2 =>
2 NaBr(aq) + CaF2(aq) = 2 NaF(aq) + CaBr2
CaBr2(aq) + F2(g) = CaF2(aq) + Br2(g) =>
CaBr2(aq) + F2(g) = CaF2(aq) + Br2(g)
CO2 + K = CO2K =>
CO2 + K = CO2K
Cr(NO3)3 + Sr(OH)2 = Cr(OH)3 + Sr(NO3)2 =>
2 Cr(NO3)3 + 3 Sr(OH)2 = 2 Cr(OH)3 + 3 Sr(NO3)2
VaO + H2O = Va(OH)2 =>
VaO + H2O = Va(OH)2
NaNO3 + Y(NO3)3 + WO3 = NaY(WO4)2 + NO2 + O2 =>
NaNO3 + Y(NO3)3 + 2 WO3 = NaY(WO4)2 + 4 NO2 + O2
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Équations équilibrées sur12/20/24
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