| Équations équilibrées la veille |
4 C8H8O2 + 7 Mg + 14 C6H5Br = 6 C19H16O + 7 MgBr2 + 2 OCH3
NaCO3 + CrNO3 = NaNO3 + CrCO3 =>
NaCO3 + CrNO3 = NaNO3 + CrCO3
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
Fr + H2O = FrOH + H2 =>
2 Fr + 2 H2O = 2 FrOH + H2
Cu(OH)2 + C2H4O2 = OH + Cu(C2H4O2)2 =>
Cu(OH)2 + 2 C2H4O2 = 2 OH + Cu(C2H4O2)2
Zn(OH)2NH3 = Zn((NH3))(OH)2 =>
Zn(OH)2NH3 = Zn((NH3))(OH)2
Zn + HCl = ZnCl5 + H2 =>
2 Zn + 10 HCl = 2 ZnCl5 + 5 H2
C(s) + H2(g) + O2 = CH2O =>
2 C(s) + 2 H2(g) + O2 = 2 CH2O
Zn2(s) + AgNo3(aq) = Zn(No3)(aq) + Ag =>
Zn2(s) + 2 AgNo3(aq) = 2 Zn(No3)(aq) + 2 Ag
RCOOH + NaOH = RCOONa + HOH =>
RCOOH + NaOH = RCOONa + HOH
CaCl2 + K3PO4 = Ca3(PO4)2 + KCl =>
3 CaCl2 + 2 K3PO4 = Ca3(PO4)2 + 6 KCl
N2H5Cl + CuSO4 = Cu + N2 + HCl + H2SO4 =>
N2H5Cl + 2 CuSO4 = 2 Cu + N2 + HCl + 2 H2SO4
CdSO4 + Na2S = CdS + SO4(Na)2 =>
CdSO4 + Na2S = CdS + SO4(Na)2
CrO3 + H2SO4 + H{+} + e = Cr2(SO4)3 + H2O =>
2 CrO3 + 3 H2SO4 + 6 H{+} + 6e = Cr2(SO4)3 + 6 H2O
CdCO3(S) = CdO(S) + CO2(g) =>
CdCO3(S) = CdO(S) + CO2(g)
Zn(s)CuCl2 = ZnCl2Cu =>
Zn(s)CuCl2 = ZnCl2Cu
Zn + C2H4O2 = H2 + C4H6O4Zn =>
Zn + 2 C2H4O2 = H2 + C4H6O4Zn
Ba(NO3)2 + C2H2O4 = BaC2O4 + HNO3 =>
Ba(NO3)2 + C2H2O4 = BaC2O4 + 2 HNO3
NaCl + K2NO3 = KCl + Na2NO3 =>
2 NaCl + K2NO3 = 2 KCl + Na2NO3
CH3CH2CH3 + O2 = CO2 + H2O =>
CH3CH2CH3 + 5 O2 = 3 CO2 + 4 H2O
Zn + Fe(OH)3 = Zn(OH)2 + Fe =>
3 Zn + 2 Fe(OH)3 = 3 Zn(OH)2 + 2 Fe
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
HNO3 + KOH = KNO3 + H2O =>
HNO3 + KOH = KNO3 + H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
K2Cr2O7 = K2CrO4 + Cr2O3 + O2 =>
4 K2Cr2O7 = 4 K2CrO4 + 2 Cr2O3 + 3 O2
Br2H6 = Br + H =>
Br2H6 = 2 Br + 6 H
HNO3 + As = NO2 + H2O + AsNO3 =>
2 HNO3 + As = NO2 + H2O + AsNO3
Zn + HCl + NaNO3 = ZnCl2 + NH4NO3 + NaCl + H2O =>
4 Zn + 10 HCl + 2 NaNO3 = 4 ZnCl2 + NH4NO3 + 2 NaCl + 3 H2O
HS{-} + F{-} = HF + S{-2} =>
HS{-} + F{-} = HF + S{-2}
H2PbO2 + Be(OH)2 = Be2(PbO2)2 + H2O =>
2 H2PbO2 + 2 Be(OH)2 = Be2(PbO2)2 + 4 H2O
SrBr2(aq) + (NH4)2CO3(aq) = NH4Br(aq) + SrCO3(s) =>
SrBr2(aq) + (NH4)2CO3(aq) = 2 NH4Br(aq) + SrCO3(s)
Zn + Na(OH) = Na2ZnO2 + H2 =>
Zn + 2 Na(OH) = Na2ZnO2 + H2
Fe(OH)3 + H2O2 = Fe(OH)4 =>
2 Fe(OH)3 + H2O2 = 2 Fe(OH)4
(NH4)3P + I2 = P + (NH4)I =>
2(NH4)3P + 3 I2 = 2 P + 6(NH4)I
Ag3PO4 + KNO3 = K3PO4 + AgNO3 =>
Ag3PO4 + 3 KNO3 = K3PO4 + 3 AgNO3
ZnAu(NO2)3 = Zn(NO2)3Au =>
ZnAu(NO2)3 = Zn(NO2)3Au
P4 + Br2 = PBr3 =>
P4 + 6 Br2 = 4 PBr3
Al + Cu(NO3)2 + HCl = Cu + AlCl3 + HNO3 =>
2 Al + 3 Cu(NO3)2 + 6 HCl = 3 Cu + 2 AlCl3 + 6 HNO3
Cu{2+} + CN{-} = Cu(CN)3{2-} + (CN)2 =>
2 Cu{2+} + 8 CN{-} = 2 Cu(CN)3{2-} + (CN)2
Cu2 + HNO3 = NO2 + Cu(OH)2 =>
Cu2 + 4 HNO3 = 4 NO2 + 2 Cu(OH)2
K2Na42Ca56Al156Si244O800 + H{+} + H2O = Al2Si2O5(OH)4 + H4SiO4 + K{+} + Na{+} + Ca{+2} =>
K2Na42Ca56Al156Si244O800 + 156 H{+} + 254 H2O = 78 Al2Si2O5(OH)4 + 88 H4SiO4 + 2 K{+} + 42 Na{+} + 56 Ca{+2}
Li + CO + H2O = LiHCO3 + H2 =>
2 Li + 2 CO + 4 H2O = 2 LiHCO3 + 3 H2
SO3 + H2O = H2OS + O2 =>
2 SO3 + 2 H2O = 2 H2OS + 3 O2
NaH2PO3 + H2SO4 + K2Cr2O7 = NaH2PO4 + Cr2(SO4)3 + K2SO4 + H2O =>
3 NaH2PO3 + 4 H2SO4 + K2Cr2O7 = 3 NaH2PO4 + Cr2(SO4)3 + K2SO4 + 4 H2O
S4O6{2-} + Br2{+} + OH{-} = SO4{2-} + Br{-} + H2O =>
3 S4O6{2-} + 14 Br2{+} + 60 OH{-} = 12 SO4{2-} + 28 Br{-} + 30 H2O
SO3 + PbO = PbSO4 =>
SO3 + PbO = PbSO4
H2O + Na2O2 + S = NaOH + SO2 =>
2 H2O + 2 Na2O2 + S = 4 NaOH + SO2
ZnCo2(CrO4)3 = Zn(CrO4)3Co2 =>
ZnCo2(CrO4)3 = Zn(CrO4)3Co2
Fe2(SO4)3 + K(OH) = K2(SO4) + Fe(OH)3 =>
Fe2(SO4)3 + 6 K(OH) = 3 K2(SO4) + 2 Fe(OH)3
NaHCO3 + Na2SO4 = Na2HCO3 + NaSO4 =>
NaHCO3 + Na2SO4 = Na2HCO3 + NaSO4
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Équations équilibrées sur02/01/25
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