| Équations équilibrées la veille |
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
Na + CHO3 = CO2 + NaCO3 + H2O =>
Na + 2 CHO3 = CO2 + NaCO3 + H2O
Na3 + CO3 + HCl = NaCl + H2O + CO2 =>
2 Na3 + 3 CO3 + 6 HCl = 6 NaCl + 3 H2O + 3 CO2
Cl2(g) + NaBr(s) = Br2(l) + NaCl(aq) =>
Cl2(g) + 2 NaBr(s) = Br2(l) + 2 NaCl(aq)
Na2Cr2O7 + H2SO4 + NaI = CrI3 + I2 + H2O + Na2SO4 =>
Na2Cr2O7 + 7 H2SO4 + 12 NaI = 2 CrI3 + 3 I2 + 7 H2O + 7 Na2SO4
Hg(OH)2 + H3PO4 = Hg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 H2O
NaN3(s) + Fe2O3(s) = NaO + Fe + N2 =>
6 NaN3(s) + 2 Fe2O3(s) = 6 NaO + 4 Fe + 9 N2
BaI2(aq) + AgNO3(aq) = BaNO3(aq) + I2Ag(s) =>
BaI2(aq) + AgNO3(aq) = BaNO3(aq) + I2Ag(s)
SnCl2 + NaOH + Br2 = NaBr + Na2SnO3 + H2O + NaCl =>
SnCl2 + 6 NaOH + Br2 = 2 NaBr + Na2SnO3 + 3 H2O + 2 NaCl
Na2 + NO3 = NaNO3 =>
Na2 + 2 NO3 = 2 NaNO3
MnO2 + Mn(HCO3)2 = Mn2O3 + CO2 + H2O =>
MnO2 + Mn(HCO3)2 = Mn2O3 + 2 CO2 + H2O
NaBr + F2 + NaOH = NaBrO4 + NaF + H2O =>
NaBr + 4 F2 + 8 NaOH = NaBrO4 + 8 NaF + 4 H2O
HCOOH + C4H9OH = HCOOC5H11 + H2O =>
4 HCOOH + 5 C4H9OH = 4 HCOOC5H11 + 5 H2O
MnO + Fe2O3 + Fe + MoO3 = Mn2FeMoO6 =>
6 MnO + Fe2O3 + Fe + 3 MoO3 = 3 Mn2FeMoO6
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Al(s) + Fe2O3(s) = Al2O3(s) + Fe(s) =>
2 Al(s) + Fe2O3(s) = Al2O3(s) + 2 Fe(s)
Ag + MnO4 = AgMnO4 =>
Ag + MnO4 = AgMnO4
H2SO + Sr(OH)2 = HOH + SrSO =>
H2SO + Sr(OH)2 = 2 HOH + SrSO
Ni2NO3 + Ca = Ca(NO3)2 + Ni =>
2 Ni2NO3 + Ca = Ca(NO3)2 + 4 Ni
NO2 + H2O = NO3H + N9 =>
45 NO2 + 18 H2O = 36 NO3H + N9
CH3CHCH2 + HCl = CH3CHClCH3 =>
CH3CHCH2 + HCl = CH3CHClCH3
V + S8 = V2S3 =>
16 V + 3 S8 = 8 V2S3
MoS + O2 = MoO3 + SO2 =>
2 MoS + 5 O2 = 2 MoO3 + 2 SO2
Pb(NO3)2 + Na2HPO4 = Pb3(PO4)2 + NaH2PO4 + NaNO3 =>
3 Pb(NO3)2 + 4 Na2HPO4 = Pb3(PO4)2 + 2 NaH2PO4 + 6 NaNO3
Ba + O2 = BaO =>
2 Ba + O2 = 2 BaO
C11H17NO + ClC6H4CF3 = C18H20F3NO + HCl =>
C11H17NO + ClC6H4CF3 = C18H20F3NO + HCl
Al2S + H2O = Al(OH) + H2S =>
Al2S + 2 H2O = 2 Al(OH) + H2S
C6H1206 + CuO = Cu + CO2 + H2O =>
C6H1206 + 615 CuO = 615 Cu + 6 CO2 + 603 H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Ba + H(OH) = Ba(OH)2 + H2 =>
Ba + 2 H(OH) = Ba(OH)2 + H2
Zn + PbCl = ZnCl + Pb =>
Zn + PbCl = ZnCl + Pb
CO + O2 + H2O = H2C2O4 =>
4 CO + O2 + 2 H2O = 2 H2C2O4
KIO + NaI + H2SO4 = I2 + K2SO4 + NaSO4 + H2O =>
4 KIO + 2 NaI + 4 H2SO4 = 3 I2 + 2 K2SO4 + 2 NaSO4 + 4 H2O
CaCo3 + HCl = CaCl2 + H20(water) + Co2 =>
10 CaCo3 + 20 HCl = 10 CaCl2 + H20(water) + 15 Co2
ClO + HO2 = HClO3 =>
ClO + HO2 = HClO3
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
NaCl + HCl = Cl + NaH =>
NaCl + HCl = 2 Cl + NaH
NaNO2 + KMnO4 + KOH = NaNO3 + K2MnO4 + H2O =>
NaNO2 + 2 KMnO4 + 2 KOH = NaNO3 + 2 K2MnO4 + H2O
NaOH + NO2 = H2O + NaNO2 + NaNO3 =>
2 NaOH + 2 NO2 = H2O + NaNO2 + NaNO3
FeS2 + Na2O2 = Fe2O3 + Na2O + Na2SO4 =>
2 FeS2 + 15 Na2O2 = Fe2O3 + 11 Na2O + 4 Na2SO4
Mg(NO3)2 + NaF = MgF2 + Na(NO3) =>
Mg(NO3)2 + 2 NaF = MgF2 + 2 Na(NO3)
CH3CH2Br + CH3COOK = CH3CH2OOCCH3 + KBr =>
CH3CH2Br + CH3COOK = CH3CH2OOCCH3 + KBr
HCl + NaCl = NaHCl2 =>
HCl + NaCl = NaHCl2
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
Ca3(PO4)2 + H2O = Ca(OH)2 + H3PO4 =>
Ca3(PO4)2 + 6 H2O = 3 Ca(OH)2 + 2 H3PO4
LiBrO3 + H2SO4 + LiBr = Li2SO4 + Br2 + H2O =>
LiBrO3 + 3 H2SO4 + 5 LiBr = 3 Li2SO4 + 3 Br2 + 3 H2O
Sr3N2 = Sr + N2 =>
Sr3N2 = 3 Sr + N2
BaCl2 + NaHCO3 = Ba(HCO3)2 + NaCl =>
BaCl2 + 2 NaHCO3 = Ba(HCO3)2 + 2 NaCl
NaNO3 + CH3COOH + C3H9N = CH3NO3 + NaC + H2O =>
4 NaNO3 + 3 CH3COOH + C3H9N = 5 CH3NO3 + 4 NaC + 3 H2O
C + BaSO4 = CO + BaS =>
4 C + BaSO4 = 4 CO + BaS
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Équations équilibrées sur10/15/24
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