| Équations équilibrées la veille |
2 Ca(OH)2 + H2S = (CaOH)2S + 2 H2O
Fe + O3 + H2O = Fe(OH)2 =>
3 Fe + O3 + 3 H2O = 3 Fe(OH)2
Na2CO3 + H2C2O4 = HNa2CO3 + HC2O4 =>
Na2CO3 + H2C2O4 = HNa2CO3 + HC2O4
NaOH + P4 + H2O = NaH2PO3 + PH3 =>
2 NaOH + P4 + 4 H2O = 2 NaH2PO3 + 2 PH3
CH3(CH2)4CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)4CH3 + 19 O2 = 12 CO2 + 14 H2O
O2 + N = NO =>
O2 + 2 N = 2 NO
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
Zm + HCl = ZmCl2 + H2 =>
Zm + 2 HCl = ZmCl2 + H2
H2SbO3 + K2Cr2O7 + HCl = KCl + CrCl3 + H3SbO4 + H2O =>
6 H2SbO3 + K2Cr2O7 + 8 HCl = 2 KCl + 2 CrCl3 + 6 H3SbO4 + H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H2 + SeO4{2-} = SeO3{2-} + H2O =>
H2 + SeO4{2-} = SeO3{2-} + H2O
HCl + Na[Al(OH)4] = NaCl + H[Al(OH)4] =>
HCl + Na[Al(OH)4] = NaCl + H[Al(OH)4]
H2O + LiBr + NaMnO4 = LiBrO3 + NaOH + MnO2 =>
H2O + LiBr + 2 NaMnO4 = LiBrO3 + 2 NaOH + 2 MnO2
Fe3O4 + H2SO4 + NaClO3 = Fe2(SO4)3 + NaCl + H2O =>
6 Fe3O4 + 27 H2SO4 + NaClO3 = 9 Fe2(SO4)3 + NaCl + 27 H2O
BaI2 + K2S = BaS + KI =>
BaI2 + K2S = BaS + 2 KI
NaOH + HCH3COO = NaCH3COO + H2O =>
NaOH + HCH3COO = NaCH3COO + H2O
CrO3 + B2O3 + Al = CrB2 + Al2O3 =>
CrO3 + B2O3 + 4 Al = CrB2 + 2 Al2O3
C2H5OH + CUO = CH3CHO + CU + H2O =>
C2H5OH + CUO = CH3CHO + CU + H2O
C9H8O = C + O2 + H2 =>
2 C9H8O = 18 C + O2 + 8 H2
Cl2O + NH3 = N2 + NH3Cl + H2O =>
3 Cl2O + 8 NH3 = N2 + 6 NH3Cl + 3 H2O
CrSO4 + HBrO + H2SO4 = Cr(SO4)3 + CrBr3 + H2O =>
9 CrSO4 + 12 HBrO + 6 H2SO4 = 5 Cr(SO4)3 + 4 CrBr3 + 12 H2O
Cr2O7{2-} + C2O4{2-} + H{2+} = Cr3{+} + CO2 + H2O =>
3 Cr2O7{2-} + 38 C2O4{2-} + 42 H{2+} = 2 Cr3{+} + 76 CO2 + 21 H2O
Na2SO4 + H2O = NaOH + H30 + SO4 =>
15 Na2SO4 + 30 H2O = 30 NaOH + H30 + 15 SO4
C24H49OH + O2 = CO2 + H2O =>
C24H49OH + 36 O2 = 24 CO2 + 25 H2O
HCN + H2O = HCOONH4 =>
HCN + 2 H2O = HCOONH4
BI + P = BP + I =>
BI + P = BP + I
As2S5 + NHO3 = NO2 + HOH + H3AsO4 + H2SO4 =>
As2S5 + 40 NHO3 = 40 NO2 + 12 HOH + 2 H3AsO4 + 5 H2SO4
Fe(F)6 + SCN = Fe(SCN)3 + F =>
Fe(F)6 + 3 SCN = Fe(SCN)3 + 6 F
C20H30O2 + O2 = CO2 + H2O =>
2 C20H30O2 + 53 O2 = 40 CO2 + 30 H2O
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
Cr(No3)3 + KOH = Cr(OH)3 + KNo3 =>
Cr(No3)3 + 3 KOH = Cr(OH)3 + 3 KNo3
H + Cl + PbO2 = PbCl2 + H2O =>
4 H + 2 Cl + PbO2 = PbCl2 + 2 H2O
BaCl2(aq) + CuSO4(aq) = BaSO4(aq) + Cl2Cu(s) =>
BaCl2(aq) + CuSO4(aq) = BaSO4(aq) + Cl2Cu(s)
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
P2S3 + KMnO4 + H2SO4 = H3PO4 + K2SO4 + MnSO4 + S =>
P2S3 + 2 KMnO4 + 3 H2SO4 = 2 H3PO4 + K2SO4 + 2 MnSO4 + 3 S
C2H6 + NO = C3H3N + H2O + N2 =>
3 C2H6 + 6 NO = 2 C3H3N + 6 H2O + 2 N2
C6HNO2 + Fe + H2O = C6H5NH2 + Fe3O4 =>
4 C6HNO2 + 15 Fe + 12 H2O = 4 C6H5NH2 + 5 Fe3O4
ICl2 = Cl2 + I2 =>
2 ICl2 = 2 Cl2 + I2
A + BC = C + AB =>
A + BC = C + AB
H2CO3 + Mn(OH)2 = Mn(CO3)2 + H2O + H2 =>
2 H2CO3 + Mn(OH)2 = Mn(CO3)2 + 2 H2O + H2
Mg(NO3)2 + HCl = MgCl2 + HNO3 =>
Mg(NO3)2 + 2 HCl = MgCl2 + 2 HNO3
HOC6H4COOCH + H2O = OC6H4COOH + H30 =>
105 HOC6H4COOCH + 45 H2O = 120 OC6H4COOH + 4 H30
K2Cr2O7 + H2S = Cr2O3 + KOH + SO2 =>
K2Cr2O7 + H2S = Cr2O3 + 2 KOH + SO2
Cd + H2O = CdOH + H =>
Cd + H2O = CdOH + H
KNO2 + HI = KI + NO + I2 + H2O =>
2 KNO2 + 4 HI = 2 KI + 2 NO + I2 + 2 H2O
LiOH*H2O + HCl = Li + Cl + H2O =>
LiOH*H2O + HCl = Li + Cl + 2 H2O
Pb + HCl = H2PbCl4 + H2 =>
Pb + 4 HCl = H2PbCl4 + H2
Co2O3 + NaNO3 + Na2CO3 = Na2CoO3 + N2 + CO2 =>
5 Co2O3 + 2 NaNO3 + 9 Na2CO3 = 10 Na2CoO3 + N2 + 9 CO2
CH3COCH3 + I2 + NaOH = CH3COCI3 + NaI + H2O =>
CH3COCH3 + 3 I2 + 3 NaOH = CH3COCI3 + 3 NaI + 3 H2O
C4H8O + NH3 = C4H11NO =>
C4H8O + NH3 = C4H11NO
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Équations équilibrées sur01/08/25
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