| Équations équilibrées la veille |
2 PH4I + 18 HNO3 = 2 H3PO4 + I2 + 18 NO2 + 10 H2O
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
CaCO3(s) + HNO3 = H2CO3(aq) + Ca(NO3)2(aq) =>
CaCO3(s) + 2 HNO3 = H2CO3(aq) + Ca(NO3)2(aq)
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Na + K2O = Na2O + K =>
2 Na + K2O = Na2O + 2 K
Al + Cu(Cl2) = Al(Cl3) + Cu =>
2 Al + 3 Cu(Cl2) = 2 Al(Cl3) + 3 Cu
Zn3As2 + HCl = AsH3 + ZnCl2 =>
Zn3As2 + 6 HCl = 2 AsH3 + 3 ZnCl2
H2O2(aq) + H2SO4(aq) + FeSO4(aq) = Fe2(SO4)3(aq) + H2O(l) =>
H2O2(aq) + H2SO4(aq) + 2 FeSO4(aq) = Fe2(SO4)3(aq) + 2 H2O(l)
Fe + NaOH + H2O = Na2Fe(OH)4 + H2 =>
Fe + 2 NaOH + 2 H2O = Na2Fe(OH)4 + H2
N2 + C2H6 = N2H4 + C2H2 =>
N2 + C2H6 = N2H4 + C2H2
TiCl4 + H2O = TiO2 + HCl =>
TiCl4 + 2 H2O = TiO2 + 4 HCl
(NH4)2(SO4) + Ca(OH)2 = Ca(SO4) + (NH3) + H2O =>
(NH4)2(SO4) + Ca(OH)2 = Ca(SO4) + 2(NH3) + 2 H2O
HCOOH + C2H5COONa = HCOONa + C2H5COOH =>
HCOOH + C2H5COONa = HCOONa + C2H5COOH
PbCl4 + O2 = Pb(ClO3)4 =>
PbCl4 + 6 O2 = Pb(ClO3)4
(NH4)2S + CoCl2 = (NH4)2Cl2 + CoS =>
(NH4)2S + CoCl2 = (NH4)2Cl2 + CoS
Mg(NO3)2 + (NH4)2S = MgS + NO3NH4 =>
Mg(NO3)2 + (NH4)2S = MgS + 2 NO3NH4
SrCl2 + AgNO3 = Sr(NO3)2 + AgCl =>
SrCl2 + 2 AgNO3 = Sr(NO3)2 + 2 AgCl
C12H22O11 + Ca(OH)2 = CH3CH2OH + CaCO3 + H2O =>
C12H22O11 + 4 Ca(OH)2 = 4 CH3CH2OH + 4 CaCO3 + 3 H2O
Cu + H2O2 = Cu2O + H2O =>
2 Cu + H2O2 = Cu2O + H2O
Cu + Nh3 + O2 + H2O = Cu(Nh3)4(OH)2 =>
2 Cu + 8 Nh3 + O2 + 2 H2O = 2 Cu(Nh3)4(OH)2
HCOOH + Ba(OH)2 = H2O + Ba(CHOO)2 =>
2 HCOOH + Ba(OH)2 = 2 H2O + Ba(CHOO)2
Hg2SO4 + NH4NO3 = Hg2(NO3)2 + (NH4)2SO4 =>
Hg2SO4 + 2 NH4NO3 = Hg2(NO3)2 + (NH4)2SO4
C4H8N2O2 + NH4OH + Ni(NO3)2 = (C4H7N2O2)2Ni + NH4(NO3) + H2O =>
2 C4H8N2O2 + 2 NH4OH + Ni(NO3)2 = (C4H7N2O2)2Ni + 2 NH4(NO3) + 2 H2O
PH2 = PH3 + P2H =>
5 PH2 = 3 PH3 + P2H
Ag + CuSO4 = Ag2SO4 + Cu =>
2 Ag + CuSO4 = Ag2SO4 + Cu
Fe + KSCN = Fe(SCN)6 + K =>
Fe + 6 KSCN = Fe(SCN)6 + 6 K
CH2CHCH3 + Cl2 = CH2CHCH2Cl + HCl =>
CH2CHCH3 + Cl2 = CH2CHCH2Cl + HCl
H2Br2 = HBr =>
H2Br2 = 2 HBr
ZnBr2 + Ba(OH)2 = BaBr2 + Zn(OH)2 =>
ZnBr2 + Ba(OH)2 = BaBr2 + Zn(OH)2
FeCl3 + H2O2 = HCl + Fe2O3 + O2 =>
4 FeCl3 + 6 H2O2 = 12 HCl + 2 Fe2O3 + 3 O2
Pb(C2H3O2)2 + H2S = PbS + C2H4O2 =>
Pb(C2H3O2)2 + H2S = PbS + 2 C2H4O2
Cl + Fe(Br)3 = Br + FeCl3 =>
3 Cl + Fe(Br)3 = 3 Br + FeCl3
H2CO3 + Au(OH)3 = H2O + Au2(CO3)3 =>
3 H2CO3 + 2 Au(OH)3 = 6 H2O + Au2(CO3)3
CuSO4(aq) + Na2S(aq) = CuS(s) + Na2SO4(aq) =>
CuSO4(aq) + Na2S(aq) = CuS(s) + Na2SO4(aq)
MnSO4 + Cl2 + KOH = MnO2 + KCl + K2SO4 + H2O =>
MnSO4 + Cl2 + 4 KOH = MnO2 + 2 KCl + K2SO4 + 2 H2O
LiOH(aq) + HF(aq) = LiF(aq) + H2O(l) =>
LiOH(aq) + HF(aq) = LiF(aq) + H2O(l)
Na2C2O4 + Ca(HCO3)2 = NaHCO3 + CaC2O4 =>
Na2C2O4 + Ca(HCO3)2 = 2 NaHCO3 + CaC2O4
Al + Mn = AlMn =>
Al + Mn = AlMn
PdCl2(aq) + H2(g) = Pd + HCl =>
PdCl2(aq) + H2(g) = Pd + 2 HCl
C4H11OH + O2 = CO2 + H2O =>
2 C4H11OH + 13 O2 = 8 CO2 + 12 H2O
CH3CH2COH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3CH2COOH + H2 =>
7 CH3CH2COH + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 7 CH3CH2COOH + 4 H2
C6H6C2H6 + O2 = CO2 + H2O =>
C6H6C2H6 + 11 O2 = 8 CO2 + 6 H2O
N2O5(g) + H2O = HNO3 =>
N2O5(g) + H2O = 2 HNO3
Cu + H2O2 = CuO + H2O =>
Cu + H2O2 = CuO + H2O
CaCl2(aq) + K3PO4(aq) = Ca3(PO4)2 + KCl =>
3 CaCl2(aq) + 2 K3PO4(aq) = Ca3(PO4)2 + 6 KCl
H2SO4 + Pb(C2H3O2)2 = PbSO4 + C2H4O2 =>
H2SO4 + Pb(C2H3O2)2 = PbSO4 + 2 C2H4O2
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
Sr + CO2 = SrCO2 =>
Sr + CO2 = SrCO2
H3 + P = H3P =>
H3 + P = H3P
C2H4(OH)2 + HNO3 = C2H4(NO3)2 + H2O =>
C2H4(OH)2 + 2 HNO3 = C2H4(NO3)2 + 2 H2O
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Équations équilibrées sur10/23/24
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