| Équations équilibrées la veille |
FeCl3(aq) + 3 NaOH(aq) = Fe(OH)3(s) + 3 NaCl(aq)
Cr + HCl = CrCl3 + H2 =>
2 Cr + 6 HCl = 2 CrCl3 + 3 H2
CrO4{-2} + I{-} + H{+} = Cr{+3} + I2 + H2O =>
2 CrO4{-2} + 6 I{-} + 16 H{+} = 2 Cr{+3} + 3 I2 + 8 H2O
KO(CH3)C + H2O = (CH3)COH + KOH =>
KO(CH3)C + H2O = (CH3)COH + KOH
AlI(s) = Al(s)I =>
AlI(s) = Al(s)I
Li + S8 = Li2S =>
16 Li + S8 = 8 Li2S
KH2PO4 + Na2HPO4 = K2HPO4 + NaH2PO4 =>
2 KH2PO4 + Na2HPO4 = K2HPO4 + 2 NaH2PO4
Fe(NO3)2 + KOH = K(NO3)2 + FeOH =>
Fe(NO3)2 + KOH = K(NO3)2 + FeOH
P4 + Cl2 = PCl5 =>
P4 + 10 Cl2 = 4 PCl5
AgNO3 + K3PO4 = Ag3PO4 + KNO3 =>
3 AgNO3 + K3PO4 = Ag3PO4 + 3 KNO3
Pb4 + Br = PbBr2 =>
Pb4 + 8 Br = 4 PbBr2
Ca + CuBr2 = Cu + CaBr2 =>
Ca + CuBr2 = Cu + CaBr2
CCl2 + NaOH = NaCl + C + OH =>
CCl2 + 2 NaOH = 2 NaCl + C + 2 OH
Mn(NO2) + BeCl2 = Be(NO2) + MnCl2 =>
Mn(NO2) + BeCl2 = Be(NO2) + MnCl2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
H2S2O7(s)H2O(l) = H2SO4(l) =>
H2S2O7(s)H2O(l) = 2 H2SO4(l)
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
HNO3 + FeCl2 = Fe(NO3)3 + NO2 + HCl + H2O =>
4 HNO3 + FeCl2 = Fe(NO3)3 + NO2 + 2 HCl + H2O
Ca + CuBr2 = Cu + CaBr2 =>
Ca + CuBr2 = Cu + CaBr2
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CH4 + H2O = H2 + CO =>
CH4 + H2O = 3 H2 + CO
PbCl2 + CuSO4 = PbSO4 + CuCl2 =>
PbCl2 + CuSO4 = PbSO4 + CuCl2
CuCl2 + H2S = CuS + HCl =>
CuCl2 + H2S = CuS + 2 HCl
CH7OH + Na = CH7ONa + H2 =>
2 CH7OH + 2 Na = 2 CH7ONa + H2
Fe + AgNO3 = Fe(NO3)2 + Ag =>
Fe + 2 AgNO3 = Fe(NO3)2 + 2 Ag
(Fe)3 + O2 = Fe2O3 =>
4(Fe)3 + 9 O2 = 6 Fe2O3
AgNO3 + MgSO4 = Ag2SO4 + Mg(NO3)2 =>
2 AgNO3 + MgSO4 = Ag2SO4 + Mg(NO3)2
KOH + MgSO4 = K2SO4 + Mg(OH)2 =>
2 KOH + MgSO4 = K2SO4 + Mg(OH)2
As2S3 + (NH4)2S2 = (NH4)3AsS4 + S =>
As2S3 + 3(NH4)2S2 = 2(NH4)3AsS4 + S
N2H4(g) + ClO3{-}(aq) = NO(g) + Cl{-}(aq) + H2O =>
3 N2H4(g) + 4 ClO3{-}(aq) = 6 NO(g) + 4 Cl{-}(aq) + 6 H2O
F2 + MgCl2 = Mg + FCl =>
F2 + MgCl2 = Mg + 2 FCl
I2 + KCl + FeCl2 + NaOH = KI + NaCl + Fe(OH)3 =>
I2 + 2 KCl + 2 FeCl2 + 6 NaOH = 2 KI + 6 NaCl + 2 Fe(OH)3
NaCl + H2O = NaClOH2 =>
NaCl + H2O = NaClOH2
FeO + Sn2SO = FeS + SnO =>
FeO + Sn2SO = FeS + 2 SnO
K2O = K + O2 =>
2 K2O = 4 K + O2
I{-} + SO4{-2} + H{+} = I2 + H2S + H2O =>
8 I{-} + SO4{-2} + 10 H{+} = 4 I2 + H2S + 4 H2O
PbClO4 + HCl = PbCl2 + Cl2 + H2O =>
2 PbClO4 + 16 HCl = 2 PbCl2 + 7 Cl2 + 8 H2O
CuSO4 + FeC2H3O22 = CuC2H3O22 + SO4Fe =>
CuSO4 + FeC2H3O22 = CuC2H3O22 + SO4Fe
H2S = H2 + S =>
H2S = H2 + S
Pb(CH3COO)2 + H2S = PbS + CH3COOH =>
Pb(CH3COO)2 + H2S = PbS + 2 CH3COOH
Mg + KCl = MgCl2 + K =>
Mg + 2 KCl = MgCl2 + 2 K
MgCl2(aq) + Na2SO4(aq) = MgSO4(aq) + NaCl(aq) =>
MgCl2(aq) + Na2SO4(aq) = MgSO4(aq) + 2 NaCl(aq)
NaBr + CO = NaO + CBr =>
NaBr + CO = NaO + CBr
Mn(NO2)2 + BeCl2 = Be(NO2)2 + MnCl2 =>
Mn(NO2)2 + BeCl2 = Be(NO2)2 + MnCl2
KO(CH3)C + H2O = (CH3)COH + KOH =>
KO(CH3)C + H2O = (CH3)COH + KOH
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
O2 = O6O =>
7 O2 = 2 O6O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
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Équations équilibrées sur11/11/24
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