| Équations équilibrées la veille |
3 C3H8O + 2 Cr2O7{2-} + 16 H{+} = 3 C3H6O2 + 4 Cr{3+} + 11 H2O
Cr(OH)3 + K(OH) + KClO3 = K2CrO4 + H2O + KCl =>
2 Cr(OH)3 + 4 K(OH) + KClO3 = 2 K2CrO4 + 5 H2O + KCl
K + I2 = KI =>
2 K + I2 = 2 KI
Cu + HNO3 = Cu(NO3)2 + N3O3 + H2O =>
9 Cu + 24 HNO3 = 9 Cu(NO3)2 + 2 N3O3 + 12 H2O
H3PO4 + MgCO3 = Mg3(PO4)2 + CO2 + H2O =>
2 H3PO4 + 3 MgCO3 = Mg3(PO4)2 + 3 CO2 + 3 H2O
Al2O3 + CsOH + H2O = Cs[Al(OH)4] =>
Al2O3 + 2 CsOH + 3 H2O = 2 Cs[Al(OH)4]
NaCl + PbNO32 = NaNO32 + PbCl =>
NaCl + PbNO32 = NaNO32 + PbCl
O2 + NO2 + H2O = NHO3 =>
O2 + 4 NO2 + 2 H2O = 4 NHO3
Cu + Te = CuTe =>
Cu + Te = CuTe
CH3CONH2 + HCl = CH3CONH2Cl + H2 =>
2 CH3CONH2 + 2 HCl = 2 CH3CONH2Cl + H2
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
NaCl + MgBr2 = MgCl2 + NaBr =>
2 NaCl + MgBr2 = MgCl2 + 2 NaBr
PbI2 + NH4OH = NH4I + Pb(OH)2 =>
PbI2 + 2 NH4OH = 2 NH4I + Pb(OH)2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Zn + MoO3 = Mo2O3 + ZnO =>
3 Zn + 2 MoO3 = Mo2O3 + 3 ZnO
CoBr3 + CaSO4 = CaBr2 + Co2(SO4)3 =>
2 CoBr3 + 3 CaSO4 = 3 CaBr2 + Co2(SO4)3
FeCuCl = FeClCu =>
FeCuCl = FeClCu
CuSO4 + Al = Al2(SO4)3 + Cu =>
3 CuSO4 + 2 Al = Al2(SO4)3 + 3 Cu
Sb + NaNO3 + NaOH = Na3SbO4 + NH3 + H2O =>
8 Sb + 5 NaNO3 + 19 NaOH = 8 Na3SbO4 + 5 NH3 + 2 H2O
BaS + PtCl2 = BaCl + PtS2 =>
2 BaS + PtCl2 = 2 BaCl + PtS2
C2H5Br + NaNo2 = C2H5No2 + NaBr =>
C2H5Br + NaNo2 = C2H5No2 + NaBr
Ca + Al2(HPO3)3 = Ca(HPO3)3 + Al =>
Ca + Al2(HPO3)3 = Ca(HPO3)3 + 2 Al
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
Au + SO4 = AuSO4 =>
Au + SO4 = AuSO4
CH4 + HNO3 = CO + NO2 + H2O =>
CH4 + 6 HNO3 = CO + 6 NO2 + 5 H2O
CHOOH + H2O = H3O + CO2 =>
CHOOH + 2 H2O = 2 H3O + CO2
MnO4{-} + Fe + H{+} = Mn{-2} + Fe{+2} + H2O =>
2 MnO4{-} + 9 Fe + 16 H{+} = 2 Mn{-2} + 9 Fe{+2} + 8 H2O
HCl + ZnS = H2S + Cl2Zn =>
2 HCl + ZnS = H2S + Cl2Zn
NH3 + Cl2 = NCl3 + H2 =>
2 NH3 + 3 Cl2 = 2 NCl3 + 3 H2
Cu7 = Cu =>
Cu7 = 7 Cu
[Cu(NH3)4](NO3)2 + O2 = N2 + H2O + CuO =>
2[Cu(NH3)4](NO3)2 + O2 = 6 N2 + 12 H2O + 2 CuO
KOHAgNO3 = KOAgHNO3 =>
KOHAgNO3 = KOAgHNO3
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
CaCO3 + HCOOH = H2CO3 + Ca(COOH)2 =>
CaCO3 + 2 HCOOH = H2CO3 + Ca(COOH)2
Fe2O3 + C5O5 = Fe2 + C3O6 =>
5 Fe2O3 + 3 C5O5 = 5 Fe2 + 5 C3O6
C3H6 + KMnO4 + KOH = C3H8O2 + K2MnO4 =>
C3H6 + 2 KMnO4 + 2 KOH = C3H8O2 + 2 K2MnO4
Ba + PO4 = BaPO4 =>
Ba + PO4 = BaPO4
HC6H7O7 + CaCO3 = CO2 + H2O + Ca =>
HC6H7O7 + 9 CaCO3 = 15 CO2 + 4 H2O + 9 Ca
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
CO2 + NH3 = OC(NH2)2 + H2O =>
CO2 + 2 NH3 = OC(NH2)2 + H2O
Cs + N2 = Cs3N =>
6 Cs + N2 = 2 Cs3N
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Zn(s) + H2SO4(l) = H2(g) + ZnSO4 =>
Zn(s) + H2SO4(l) = H2(g) + ZnSO4
NH4OH + HCl = NH4Cl + H2O =>
NH4OH + HCl = NH4Cl + H2O
C7H6NO2 + HCl = C7H7NO2 + Cl =>
C7H6NO2 + HCl = C7H7NO2 + Cl
I{-} + MnO4{-} + H{+} = I2 + MnO2 + H2O =>
6 I{-} + 2 MnO4{-} + 8 H{+} = 3 I2 + 2 MnO2 + 4 H2O
MgCO3*3H2O = Mg5(CO3)4(OH)2*5H2O + H2O + CO2 =>
5 MgCO3*3H2O = Mg5(CO3)4(OH)2*5H2O + 9 H2O + CO2
(NH4)2C2O2 + H2O = H2NH4 + CO2 =>
(NH4)2C2O2 + 2 H2O = 2 H2NH4 + 2 CO2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
B2O3 + H2O = H3BO3 =>
B2O3 + 3 H2O = 2 H3BO3
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Équations équilibrées sur12/11/24
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