Équations équilibrées la veille |
2 Cu[NO3]2 + 4 KL = Cu2 + 2 L2 + 4 KNO3
Co2(CO)8 + CHBr3 = HCCo3(CO)9 + CO + CoBr2 =>
9 Co2(CO)8 + 4 CHBr3 = 4 HCCo3(CO)9 + 36 CO + 6 CoBr2
FeCO3 + Pb(NO3)2 = Fe(NO3)2 + Pb(CO3) =>
FeCO3 + Pb(NO3)2 = Fe(NO3)2 + Pb(CO3)
FeCl3(aq) + Ca(OH)2(aq) = CaCl2(aq) + Fe(OH)3(s) =>
2 FeCl3(aq) + 3 Ca(OH)2(aq) = 3 CaCl2(aq) + 2 Fe(OH)3(s)
Fe(NO3)3(aq) + NaOH(aq) = Fe(OH)3 + NaNO3 =>
Fe(NO3)3(aq) + 3 NaOH(aq) = Fe(OH)3 + 3 NaNO3
K2CrO4 + Fe(NO3)3 = Fe2(CrO4)3 + KNO3 =>
3 K2CrO4 + 2 Fe(NO3)3 = Fe2(CrO4)3 + 6 KNO3
(NH4)2SO4(aq) + Na2CO3(aq) = (NH4)2CO3(aq) + Na2SO4(aq) =>
(NH4)2SO4(aq) + Na2CO3(aq) = (NH4)2CO3(aq) + Na2SO4(aq)
C2 + F = CF4 =>
C2 + 8 F = 2 CF4
CaOH + H2CO3 = CaCO3 + H2OH =>
CaOH + H2CO3 = CaCO3 + H2OH
C9H13N + HCl = C9H14NCl =>
C9H13N + HCl = C9H14NCl
H2SO4 + CH3COO{-} = HSO4{-} + CH3COOH =>
H2SO4 + CH3COO{-} = HSO4{-} + CH3COOH
NaHSO3 = SO2 + Na2SO4 + H2 =>
2 NaHSO3 = SO2 + Na2SO4 + H2
H2O2 + CHCl3 = COCl2 + H2O + Cl2 =>
3 H2O2 + 2 CHCl3 = 2 COCl2 + 4 H2O + Cl2
MnS(s) + HNO3(aq) = Mn(NO3)2(aq) + S(s) + NO(g) + H2O(l) =>
3 MnS(s) + 8 HNO3(aq) = 3 Mn(NO3)2(aq) + 3 S(s) + 2 NO(g) + 4 H2O(l)
NaO2H3 + HCl = NaO2H3HCl =>
NaO2H3 + HCl = NaO2H3HCl
V(s) + O2(g) = V2O5(g) =>
4 V(s) + 5 O2(g) = 2 V2O5(g)
Fe2O4 + C = CO2 + Fe =>
Fe2O4 + 2 C = 2 CO2 + 2 Fe
H3 = H =>
H3 = 3 H
NH3 + O2 = NO2 + H203 =>
203 NH3 + 203 O2 = 203 NO2 + 3 H203
Na2Cr2O7 + NH3H2O = Cr(OH)3 + NaOH + N2H2O =>
Na2Cr2O7 + 2 NH3H2O = 2 Cr(OH)3 + 2 NaOH + N2H2O
As2S3 + O = As2O3 + SO2 =>
As2S3 + 9 O = As2O3 + 3 SO2
Li + CO2 + H2O = LiHCO3 + H2 =>
2 Li + 2 CO2 + 2 H2O = 2 LiHCO3 + H2
Mg3(PO4)2 + Na2SO4 = Mg(SO4) + Na3PO4 =>
Mg3(PO4)2 + 3 Na2SO4 = 3 Mg(SO4) + 2 Na3PO4
KMmO4 + HCl = MmCl2 + H2O + Cl2 + KCl =>
2 KMmO4 + 16 HCl = 2 MmCl2 + 8 H2O + 5 Cl2 + 2 KCl
H2SO4 + Al(ClO3)3 = HSO4 + AlCl3 + H2O =>
18 H2SO4 + Al(ClO3)3 = 18 HSO4 + AlCl3 + 9 H2O
Fe(NO3)3 + Na(OH)3 = Fe(OH)3 + Na(NO3)3 =>
Fe(NO3)3 + Na(OH)3 = Fe(OH)3 + Na(NO3)3
MHNO3 = M + HNO3 =>
MHNO3 = M + HNO3
AlFeCl2 = AlCl2Fe =>
AlFeCl2 = AlCl2Fe
SbCl5 + NH3 + H2O = Sb2O5*H2O + NH4Cl =>
2 SbCl5 + 10 NH3 + 6 H2O = Sb2O5*H2O + 10 NH4Cl
Na(HO) = Na2O + H2O =>
2 Na(HO) = Na2O + H2O
Sr + Al(OH)3 = Sr(OH)2 + Al =>
3 Sr + 2 Al(OH)3 = 3 Sr(OH)2 + 2 Al
BaSO4 + H2S = BaS + H2SO3 =>
3 BaSO4 + 4 H2S = 3 BaS + 4 H2SO3
LiOH + N2O5 = LiNO3 + H2O =>
2 LiOH + N2O5 = 2 LiNO3 + H2O
(CH3)2CHOH + Cr2O7{2-} + H{+} = (CH3)2CO + Cr3{+} + H2O =>
17(CH3)2CHOH + 3 Cr2O7{2-} + 8 H{+} = 17(CH3)2CO + 2 Cr3{+} + 21 H2O
BaO + P2O5 = BaP2 + O =>
BaO + P2O5 = BaP2 + 6 O
CaBr + NaCl = CaCl + NaBr =>
CaBr + NaCl = CaCl + NaBr
ClO3{-} + I{-} + H{+} = I2 + Cl{-} + H2O =>
ClO3{-} + 6 I{-} + 6 H{+} = 3 I2 + Cl{-} + 3 H2O
Na2CO3H2CO3 = NaHCO3 =>
Na2CO3H2CO3 = 2 NaHCO3
As2S3 + KNO3 + H2SO4 = K2SO4 + NO2 + K3AsO4 + H2O =>
As2S3 + 28 KNO3 + 8 H2SO4 = 11 K2SO4 + 28 NO2 + 2 K3AsO4 + 8 H2O
NaHCO3 + H2Cr2O7 = CO2 + Na2Cr2O7 + H2O =>
2 NaHCO3 + H2Cr2O7 = 2 CO2 + Na2Cr2O7 + 2 H2O
H4[Fe(CN)6] + H2O = Fe10[Fe(CN)6] + HCN + H2O2 =>
11 H4[Fe(CN)6] + 16 H2O = Fe10[Fe(CN)6] + 60 HCN + 8 H2O2
Na2S + H2SO4 = S + Na2SO4 + H2O =>
3 Na2S + 4 H2SO4 = 4 S + 3 Na2SO4 + 4 H2O
C4H91OH + O2 = CO2 + H2O =>
2 C4H91OH + 53 O2 = 8 CO2 + 92 H2O
I{-} + H2O2 + H{+} = I2 + H2O =>
2 I{-} + H2O2 + 2 H{+} = I2 + 2 H2O
Fe(NO3)3 + HCI = Fe(CI)3 + HNO3 =>
Fe(NO3)3 + 3 HCI = Fe(CI)3 + 3 HNO3
K2CrO4(aq) + Pb(NO3)2(aq) = KNO3(aq) + Pb2(CrO4)2 =>
2 K2CrO4(aq) + 2 Pb(NO3)2(aq) = 4 KNO3(aq) + Pb2(CrO4)2
Na2Cr2O7 + NH3 + H2O = Cr(OH)3 + NaOH + N2H2O =>
Na2Cr2O7 + 2 NH3 + 2 H2O = 2 Cr(OH)3 + 2 NaOH + N2H2O
KClO3 + C6H5COOH = KCl + CO2 + H2O =>
5 KClO3 + C6H5COOH = 5 KCl + 7 CO2 + 3 H2O
ZnO + C2 = Zn + CO2 =>
4 ZnO + C2 = 4 Zn + 2 CO2
NaCrO4 + H2SO4 = O2 + H2O + NaSO4 + CrSO4 =>
NaCrO4 + 2 H2SO4 = O2 + 2 H2O + NaSO4 + CrSO4
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