| Équations équilibrées la veille |
2 C2H6O(l) + 3 O2(g) = 4 CO2 + 12 H
CaCN2 + H2O = CaCO3 + NH3 =>
CaCN2 + 3 H2O = CaCO3 + 2 NH3
BeCl2 + NaOH = Be(OH)2 + ClNa =>
BeCl2 + 2 NaOH = Be(OH)2 + 2 ClNa
PbOH + CuCO3 = PbCO3 + CuOH =>
PbOH + CuCO3 = PbCO3 + CuOH
H2C2O4 + KMnO4 = MnC2O4 + CO2 + K2CO3 + H2O =>
7 H2C2O4 + 2 KMnO4 = 2 MnC2O4 + 9 CO2 + K2CO3 + 7 H2O
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
SrCl2 + K4Fe(CN)6 = SrFe(CN)6 + K4Cl2 =>
SrCl2 + K4Fe(CN)6 = SrFe(CN)6 + K4Cl2
Ba(NO3)2 + Na2CO3 = BaCO3 + NaNO3 =>
Ba(NO3)2 + Na2CO3 = BaCO3 + 2 NaNO3
VO2{+} + SeO3{-}2 = V0{+} + SeO4{-}2 =>
VO2{+} + 2 SeO3{-}2 = V0{+} + 2 SeO4{-}2
NH3 + N2O = N2 + H2O =>
2 NH3 + 3 N2O = 4 N2 + 3 H2O
Mg2Al4Si5O18 = Mg3Al2Si3O12 + Al2SiO5 + SiO2 =>
3 Mg2Al4Si5O18 = 2 Mg3Al2Si3O12 + 4 Al2SiO5 + 5 SiO2
Fe(NO3)2 + Pb(MnO4)2 = Fe(MnO4)2 + Pb(NO3)2 =>
Fe(NO3)2 + Pb(MnO4)2 = Fe(MnO4)2 + Pb(NO3)2
C2H60 + O2 = H2O + C2H4O2 =>
C2H60 + 15 O2 = 28 H2O + C2H4O2
ZnCl2(aq) + Ba(OH)2(aq) = Zn(OH)2 + BaCl2 =>
ZnCl2(aq) + Ba(OH)2(aq) = Zn(OH)2 + BaCl2
(C3H7CO)2O + NaOH = C3H7COONa + C3H7COOH =>
(C3H7CO)2O + NaOH = C3H7COONa + C3H7COOH
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
MgCl2 + Li2CO3 = MgCO3 + LiCl =>
MgCl2 + Li2CO3 = MgCO3 + 2 LiCl
Al2(CO3)3 = Al2O3 + CO2 =>
Al2(CO3)3 = Al2O3 + 3 CO2
CuSO4 + KOH = CuO + K2SO4 + H2O =>
CuSO4 + 2 KOH = CuO + K2SO4 + H2O
CuX2 + NaY = NaX + CuY2 =>
CuX2 + 2 NaY = 2 NaX + CuY2
SI + N = SIN =>
SI + N = SIN
H2SO4 + HI = H2S + I2 + H2O =>
H2SO4 + 8 HI = H2S + 4 I2 + 4 H2O
K3P + NaCl = KCl + Na3P =>
K3P + 3 NaCl = 3 KCl + Na3P
H2SO4 + NaCl = HCl + Na2SO4 =>
H2SO4 + 2 NaCl = 2 HCl + Na2SO4
P2O3 + KOH = H2O + K2P2O4 =>
P2O3 + 2 KOH = H2O + K2P2O4
HBr + KJ = KBr + HJ =>
HBr + KJ = KBr + HJ
Cu(OH)2 + CO2 = (t)(CuOH)2CO3 + H2O =>
2 Cu(OH)2 + CO2 = (t)(CuOH)2CO3 + H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Mg(OH)2 + Na3AsO4 = Mg3(AsO4)2 + NaOH =>
3 Mg(OH)2 + 2 Na3AsO4 = Mg3(AsO4)2 + 6 NaOH
O5 = O6 =>
6 O5 = 5 O6
MgBr2 + CH3CO2K = KBr + Mg(CH3COO)2 =>
MgBr2 + 2 CH3CO2K = 2 KBr + Mg(CH3COO)2
Mg + H2Cr2O7 = MgCr2O7 + H2 =>
Mg + H2Cr2O7 = MgCr2O7 + H2
Tl2CO3 + BaS = Tl2S + BaCO3 =>
Tl2CO3 + BaS = Tl2S + BaCO3
HCl(aq) + K2SO3(s) = H2O(l) + SO2(g) + KCl(aq) =>
2 HCl(aq) + K2SO3(s) = H2O(l) + SO2(g) + 2 KCl(aq)
HIO3 + C6H10O5 = C6H11O8I =>
HIO3 + C6H10O5 = C6H11O8I
Al + (So4)3(aq) = Al2(So4)3(aq) =>
2 Al + (So4)3(aq) = Al2(So4)3(aq)
ZnSO4 + BaBr2 = BaSO4 + ZnBr2 =>
ZnSO4 + BaBr2 = BaSO4 + ZnBr2
Sb + Cl2 = SbCl3 =>
2 Sb + 3 Cl2 = 2 SbCl3
H2SiO3 + Co(OH)3 = Co2(SiO3)3 + H2O =>
3 H2SiO3 + 2 Co(OH)3 = Co2(SiO3)3 + 6 H2O
KMnO4 + NaCl + H2SO4 = Cl2 + MnCl2 + KCl + Na2SO4 + H2O =>
2 KMnO4 + 16 NaCl + 8 H2SO4 = 5 Cl2 + 2 MnCl2 + 2 KCl + 8 Na2SO4 + 8 H2O
K2CsBr3 + Pb(NO3)2 = CsPbBr3 + K(NO3) =>
K2CsBr3 + Pb(NO3)2 = CsPbBr3 + 2 K(NO3)
Mn{2+} + OH{-} = MnO2 + H2O + e =>
Mn{2+} + 4 OH{-} = MnO2 + 2 H2O + 2e
CH3COOH(aq) + NaOH(aq) = H2O(l) + NaCH3COO(aq) =>
CH3COOH(aq) + NaOH(aq) = H2O(l) + NaCH3COO(aq)
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
C2H5COOH + NH3 = C2H5COONH4 =>
C2H5COOH + NH3 = C2H5COONH4
Na2CO3(aq) + FeCl3 = NaCl + Fe2(CO3)3 =>
3 Na2CO3(aq) + 2 FeCl3 = 6 NaCl + Fe2(CO3)3
NaCN{-} + H{2}SO{4} = HCN{-} + Na{2}SO{4}{2-} =>
NaCN{-} + H{2}SO{4} = HCN{-} + Na{2}SO{4}{2-}
MnO2 + K2CO3 + KNO3 = K2MnO4 + KNO2 + CO2 =>
MnO2 + K2CO3 + KNO3 = K2MnO4 + KNO2 + CO2
CH3CHO + I2 + NaOH = HCOONa + NaI + H2O =>
CH3CHO + 3 I2 + 8 NaOH = 2 HCOONa + 6 NaI + 5 H2O
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