| Équations équilibrées la veille |
2 ZnS = S2 + 2 Zn
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
C4H9OH + O2 = CO2 + H2O =>
C4H9OH + 6 O2 = 4 CO2 + 5 H2O
CuCl2 + Al = Al2Cl6 + Cu =>
3 CuCl2 + 2 Al = Al2Cl6 + 3 Cu
(NH4)ClO4 = N2 + Cl2 + H2O + O2 =>
2(NH4)ClO4 = N2 + Cl2 + 4 H2O + 2 O2
PbSO4 + NH4CH3COO = PbCH3COO + NH4SO4 =>
PbSO4 + NH4CH3COO = PbCH3COO + NH4SO4
CaMnO4 + C3H5(OH)3 + HNO3 = Ca(NO3)2 + Mn(NO3)2 + CO2 + H2O =>
7 CaMnO4 + 2 C3H5(OH)3 + 28 HNO3 = 7 Ca(NO3)2 + 7 Mn(NO3)2 + 6 CO2 + 22 H2O
ZnCl2 + CO2 + H2O = ZnCO3 + HCl =>
ZnCl2 + CO2 + H2O = ZnCO3 + 2 HCl
(C6H10O2) + O2 = CO2 + H2O =>
2(C6H10O2) + 15 O2 = 12 CO2 + 10 H2O
Al2(SO4)3 + NH3 + H2O = Al(OH)3 + (NH4) + SO4 =>
Al2(SO4)3 + 6 NH3 + 6 H2O = 2 Al(OH)3 + 6(NH4) + 3 SO4
FeS + Cl2 = FeCl3 + SCl3 =>
FeS + 3 Cl2 = FeCl3 + SCl3
CF4 + Br2 = CBr4 + F2 =>
CF4 + 2 Br2 = CBr4 + 2 F2
C2H6 + I2 = CI2 + HI =>
C2H6 + 5 I2 = 2 CI2 + 6 HI
HClO + MgBr2 = Mg(ClO)2 + HBr =>
2 HClO + MgBr2 = Mg(ClO)2 + 2 HBr
FeSO4 + H2O + NaOH = Fe(OH)3 + Na2SO4 + H2 =>
2 FeSO4 + 2 H2O + 4 NaOH = 2 Fe(OH)3 + 2 Na2SO4 + H2
Mg + CH3CH(OH)COOH = CH3CH(OH)COOMg + H2 =>
2 Mg + 2 CH3CH(OH)COOH = 2 CH3CH(OH)COOMg + H2
SO2 + SeO2 + OH{-} = SO4{2-} + Se + H2O =>
2 SO2 + SeO2 + 4 OH{-} = 2 SO4{2-} + Se + 2 H2O
C4H10 + O0 = CO2 + H2O =>
C4H10 + 13 O0 = 4 CO2 + 5 H2O
FeO + HNO3() = Fe(NO3)3 + NO + H2O =>
3 FeO + 10 HNO3() = 3 Fe(NO3)3 + NO + 5 H2O
C2H6O(aq) + KMnO4(aq) = CH3CHO(aq) + MnO2(s) + KOH(aq) + H2O(l) =>
3 C2H6O(aq) + 2 KMnO4(aq) = 3 CH3CHO(aq) + 2 MnO2(s) + 2 KOH(aq) + 2 H2O(l)
Cr2O3 + Na2O2 + H2O = Na2CrO4 + NaOH =>
Cr2O3 + 3 Na2O2 + H2O = 2 Na2CrO4 + 2 NaOH
PbS + H{+} + NO3 = Pb{+2} + NO{-} + S + H2O =>
5 PbS + 8 H{+} + 2 NO3 = 5 Pb{+2} + 2 NO{-} + 5 S + 4 H2O
Na2SO4 + CO2 + H2O = Na2CO3 + H2SO4 =>
Na2SO4 + CO2 + H2O = Na2CO3 + H2SO4
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
CH4 + Cl = HCl + CCl4 =>
CH4 + 8 Cl = 4 HCl + CCl4
(aq)H2O2 = H2O + O2 =>
2(aq)H2O2 = 2 H2O + O2
NO + K2Cr2O7 + H2SO4 = HNO3 + K2SO4 + Cr2(SO3)3 + H2O =>
4 NO + K2Cr2O7 + 4 H2SO4 = 4 HNO3 + K2SO4 + Cr2(SO3)3 + 2 H2O
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
CaS + FeOH2 = Ca(OH2) + FeS =>
CaS + FeOH2 = Ca(OH2) + FeS
CH3COOH + Fe(OH)2 = HOH + Fe(CH3COO)2 =>
2 CH3COOH + Fe(OH)2 = 2 HOH + Fe(CH3COO)2
CH3COCH3 + NaOH = CH3COHNaOCH3 =>
CH3COCH3 + NaOH = CH3COHNaOCH3
K2(CO3) + Ba(OH)2 = Ba(CO3) + K(OH) =>
K2(CO3) + Ba(OH)2 = Ba(CO3) + 2 K(OH)
(NH4)2*SO4 + NaOH = Na2SO4 + NH3 + H2O =>
(NH4)2*SO4 + 2 NaOH = Na2SO4 + 2 NH3 + 2 H2O
C5H5O2 + O2 = CO2 + H2O =>
4 C5H5O2 + 21 O2 = 20 CO2 + 10 H2O
CH3CO2H(l) + O2(g) = CO2(g) + H2O(g) =>
CH3CO2H(l) + 2 O2(g) = 2 CO2(g) + 2 H2O(g)
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Cr(OH)4 + (NH4) = Cr + H2O + NH3 =>
Cr(OH)4 + 4(NH4) = Cr + 4 H2O + 4 NH3
NH(NO3) + Ba(OH)2 = NH3 + Ba(NO3)2 + H2O =>
16 NH(NO3) + 11 Ba(OH)2 = 10 NH3 + 11 Ba(NO3)2 + 4 H2O
HClO2 + Ba(OH)2 = Ba(ClO2)2 + HOH =>
2 HClO2 + Ba(OH)2 = Ba(ClO2)2 + 2 HOH
CdN2O6 + N2H8S = CdS + NH4NO3 =>
CdN2O6 + N2H8S = CdS + 2 NH4NO3
(NH4)2Cr2O2 = Cr2O2 + N2 + H2 =>
(NH4)2Cr2O2 = Cr2O2 + N2 + 4 H2
HBr + ZnO = H2O + ZnBr2 =>
2 HBr + ZnO = H2O + ZnBr2
(ClO4){-}1 + H2O + (Cl){-}1 = Cl2 + (OH){-}1 =>
(ClO4){-}1 + 4 H2O + 7(Cl){-}1 = 4 Cl2 + 8(OH){-}1
C5H9 + O2 = CO + H2O =>
4 C5H9 + 19 O2 = 20 CO + 18 H2O
NH4I(aq) + KOH(aq) = NH3(aq) + KI + H2O(l) =>
NH4I(aq) + KOH(aq) = NH3(aq) + KI + H2O(l)
ZnCl + K(PO4) = KCl + Zn(PO4) =>
ZnCl + K(PO4) = KCl + Zn(PO4)
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
CaCo3 + Li = Li2Co3 + Ca =>
CaCo3 + 2 Li = Li2Co3 + Ca
KMnO4 + HCl5 = KCl + MnCl2 + H2O4 + Cl2 =>
2 KMnO4 + 4 HCl5 = 2 KCl + 2 MnCl2 + 2 H2O4 + 7 Cl2
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