| Équations équilibrées la veille |
2 AgNO3 + 2 CuCl = 2 AgCl + Cu2(NO3)2
BaCa(CO3)2 = CaCO3 + BaO + CO2 =>
BaCa(CO3)2 = CaCO3 + BaO + CO2
Au + CN{-} + O2 + H2O = OH{-} + Au(CN)2{-} =>
4 Au + 8 CN{-} + O2 + 2 H2O = 4 OH{-} + 4 Au(CN)2{-}
Zn(s) + AgNO3(aq) = Ag + Zn(NO3)2 =>
Zn(s) + 2 AgNO3(aq) = 2 Ag + Zn(NO3)2
FeCl3 + BeS = Fe2S3 + BeCl2 =>
2 FeCl3 + 3 BeS = Fe2S3 + 3 BeCl2
I2 + H = IH4 =>
I2 + 8 H = 2 IH4
MnO2 + FeCl2 + HCl = FeCl3 + MnCl2 + H2O =>
MnO2 + 2 FeCl2 + 4 HCl = 2 FeCl3 + MnCl2 + 2 H2O
CH3COOH + CH3CH2CH2OH = CH3COOCH2CH2OH + H2O =>
9 CH3COOH + 2 CH3CH2CH2OH = 6 CH3COOCH2CH2OH + 2 H2O
As4 + H2O + NO3{-} = AsO4{-3} + NO + H3O{+} =>
3 As4 + 24 H2O + 20 NO3{-} = 12 AsO4{-3} + 20 NO + 16 H3O{+}
FeBr3 + Br2 = FeBr4 =>
2 FeBr3 + Br2 = 2 FeBr4
Ba(OH)2 + KOH = Ba(OH)2KOH =>
Ba(OH)2 + KOH = Ba(OH)2KOH
Sb2O3 + Zn = Sb + ZnO =>
Sb2O3 + 3 Zn = 2 Sb + 3 ZnO
CH3 + NaHCO3 = NaCH3COO + H2O + CO2 =>
8 CH3 + 7 NaHCO3 = 7 NaCH3COO + 5 H2O + CO2
ZnS + O2 = SO2 + ZnO =>
2 ZnS + 3 O2 = 2 SO2 + 2 ZnO
SiH2Cl2 + H2O = SiO2 + HCl + H2 =>
SiH2Cl2 + 2 H2O = SiO2 + 2 HCl + 2 H2
Be(NO2)2 + H3AsO4 = HNO2 + Be3(AsO4)2 =>
3 Be(NO2)2 + 2 H3AsO4 = 6 HNO2 + Be3(AsO4)2
AgC1 + H2SO4 = Ag2SO4 + HC1 =>
2 AgC1 + H2SO4 = Ag2SO4 + 2 HC1
CH3CHO + H2O = CH3CH(OH)2 =>
CH3CHO + H2O = CH3CH(OH)2
Fe(OH)2 + H2O2 = Fe(OH)3 =>
2 Fe(OH)2 + H2O2 = 2 Fe(OH)3
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
KNO3 + ZnCl2 = KCl + Zn(NO3)2 =>
2 KNO3 + ZnCl2 = 2 KCl + Zn(NO3)2
AgC1 + H2SO4 = Ag2SO4 + HC1 =>
2 AgC1 + H2SO4 = Ag2SO4 + 2 HC1
CuO(s) + C2H4(g) = Cu + CO2 + H2O =>
6 CuO(s) + C2H4(g) = 6 Cu + 2 CO2 + 2 H2O
Cu(NO3)2 + Ca = Cu + Ca(NO3)2 =>
Cu(NO3)2 + Ca = Cu + Ca(NO3)2
N2H4 + O2 = O2H4 + N2 =>
N2H4 + O2 = O2H4 + N2
AlCl3 + CaBr2 = CaCl2 + AlBr3 =>
2 AlCl3 + 3 CaBr2 = 3 CaCl2 + 2 AlBr3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
BaCl2 + HNO3 = Ba(NO3)2 + HCl =>
BaCl2 + 2 HNO3 = Ba(NO3)2 + 2 HCl
Fe2O3 + C = CO + Fe =>
Fe2O3 + 3 C = 3 CO + 2 Fe
Ca(No3) + K2SO4 = K2(No3) + CaSO4 =>
Ca(No3) + K2SO4 = K2(No3) + CaSO4
CH3CN + HCl + H2O = CH3COOH + NH4Cl =>
CH3CN + HCl + 2 H2O = CH3COOH + NH4Cl
C10H16 + Cl2 = C + HCl =>
C10H16 + 8 Cl2 = 10 C + 16 HCl
HNO2(aq) + Ca(OH)2(aq) = Ca(NO2)2(aq) + H2O =>
2 HNO2(aq) + Ca(OH)2(aq) = Ca(NO2)2(aq) + 2 H2O
PbCl2 + Na2SO4 = NaCl + PbSO4 =>
PbCl2 + Na2SO4 = 2 NaCl + PbSO4
Fe2O3 + C = CO + Fe =>
Fe2O3 + 3 C = 3 CO + 2 Fe
MnCl2 + KClO3 + KOH = KCl2 + KMnO4 + H2O =>
11 MnCl2 + 12 KClO3 + 16 KOH = 17 KCl2 + 11 KMnO4 + 8 H2O
CH3COOC6H5 + NaOH = CH3COONa + C6H5ONa + H2O =>
CH3COOC6H5 + 2 NaOH = CH3COONa + C6H5ONa + H2O
KH2PO4 + NaOH = KNa2PO4 + H2O =>
KH2PO4 + 2 NaOH = KNa2PO4 + 2 H2O
Cr(SO3)2 + H2 = SO2 + Cr + H2O =>
Cr(SO3)2 + 2 H2 = 2 SO2 + Cr + 2 H2O
Cd2 + Cl = CdCl2 =>
Cd2 + 4 Cl = 2 CdCl2
HCl(aq) + Hg2(NO3)2(aq) = HNO3 + Hg2Cl2 =>
2 HCl(aq) + Hg2(NO3)2(aq) = 2 HNO3 + Hg2Cl2
K2CO3 + Cu(NO3)2 = Cu(CO3) + KNO3 =>
K2CO3 + Cu(NO3)2 = Cu(CO3) + 2 KNO3
C6H6 + Mn(CH3COO)3 + CH3COCH3 = C6H5CH2COCH3 + Mn(CH3COO)2 =>
19 C6H6 + 6 Mn(CH3COO)3 + 3 CH3COCH3 = 15 C6H5CH2COCH3 + 6 Mn(CH3COO)2
ZnO + HNO3 = Zn(NO3)2H2O =>
ZnO + 2 HNO3 = Zn(NO3)2H2O
SnI2 + H2O2 = SnI4 + Sn(OH)I =>
3 SnI2 + H2O2 = SnI4 + 2 Sn(OH)I
SiO2 + HF = H2SiO2 + F2 =>
SiO2 + 2 HF = H2SiO2 + F2
NaOH + HCe = NaCe + H2O =>
NaOH + HCe = NaCe + H2O
CuSO4*5H2O + HCl = CuCl2 + H2SO4 + H2O =>
CuSO4*5H2O + 2 HCl = CuCl2 + H2SO4 + 5 H2O
H = H2 =>
2 H = H2
Ca3P2 + H2O = Ca(OH)2 + (PH3) =>
Ca3P2 + 6 H2O = 3 Ca(OH)2 + 2(PH3)
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Équations équilibrées sur10/15/24
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