| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 P + 5 O2 = 2 P2O5
CaCl2 + Fe2S3 = FeCl3 + CaS =>
3 CaCl2 + Fe2S3 = 2 FeCl3 + 3 CaS
CO = C + O2 =>
2 CO = 2 C + O2
Cu(NO3)2 + Rb2S = RbNO3 + CuS =>
Cu(NO3)2 + Rb2S = 2 RbNO3 + CuS
K2SO3 + H2SO4 = KHSO4 + H2O + SO2 =>
K2SO3 + 2 H2SO4 = 2 KHSO4 + H2O + SO2
MgCO3 + C6H8O7 = C6H6O7Mg + CO2 + H2O =>
MgCO3 + C6H8O7 = C6H6O7Mg + CO2 + H2O
Au3 + O2 = Au3O3 =>
2 Au3 + 3 O2 = 2 Au3O3
KOH + Sr(OH)2 = SrOH + K(OH)2 =>
KOH + Sr(OH)2 = SrOH + K(OH)2
MgSO4*7H2O(s) = MgSO4 + H2O =>
MgSO4*7H2O(s) = MgSO4 + 7 H2O
CH3CH2CHO(l) + O2(g) = CO2(g) + H2O =>
CH3CH2CHO(l) + 4 O2(g) = 3 CO2(g) + 3 H2O
Ni(NO3)2(aq) + K2CO3 = (aq)NiCO3(s) + KNO3(aq) =>
Ni(NO3)2(aq) + K2CO3 = (aq)NiCO3(s) + 2 KNO3(aq)
K2CO3 + H3PO4 = KH2PO4 + CO2 + H2O =>
K2CO3 + 2 H3PO4 = 2 KH2PO4 + CO2 + H2O
SO2 + HBr = HSO2 + Br =>
SO2 + HBr = HSO2 + Br
N2H9 + KMnO12 + H2SO4 = N2O + MnSO4 + K + H2O =>
2 N2H9 + KMnO12 + H2SO4 = 2 N2O + MnSO4 + K + 10 H2O
AB = A2B + B =>
2 AB = A2B + B
K2CrO4 + K2SO3 + H2O = Cr(OH)3 + K2SO4 + KOH =>
2 K2CrO4 + 3 K2SO3 + 5 H2O = 2 Cr(OH)3 + 3 K2SO4 + 4 KOH
NaH + H2CO3 = NaCO3 + H =>
NaH + H2CO3 = NaCO3 + 3 H
Fe2O3 + SO3 = Fe2(SO3)3 + O2 =>
2 Fe2O3 + 6 SO3 = 2 Fe2(SO3)3 + 3 O2
Na2SO4(aq) + KBr(aq) = NaBr(aq) + K2SO4(aq) =>
Na2SO4(aq) + 2 KBr(aq) = 2 NaBr(aq) + K2SO4(aq)
CH3(CH2)14COOH + NaOH = CH3(CH2)14CO2Na + H2O =>
CH3(CH2)14COOH + NaOH = CH3(CH2)14CO2Na + H2O
H2O2 + HCl = H3Cl + O2 =>
H2O2 + HCl = H3Cl + O2
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
NaNO3 + Fe2SO4 + H2(SO4)3 = Fe2(SO4)3 + NO + NaSO4 + H2O =>
2 NaNO3 + 5 Fe2SO4 + 4 H2(SO4)3 = 5 Fe2(SO4)3 + 2 NO + 2 NaSO4 + 4 H2O
Br + CaI = CaBr + I =>
Br + CaI = CaBr + I
Mn{2+} + H2O = {-} + MnO4{-} + H{+} =>
Mn{2+} + 4 H2O = 5e + MnO4{-} + 8 H{+}
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Al(s) + CuCl2 = Cu + AlCl3 =>
2 Al(s) + 3 CuCl2 = 3 Cu + 2 AlCl3
Sn3P4 + AlH3 = AlP + SnH4 =>
Sn3P4 + 4 AlH3 = 4 AlP + 3 SnH4
C + O2 + N2 + H2 = C11H17N3O8 =>
22 C + 8 O2 + 3 N2 + 17 H2 = 2 C11H17N3O8
C3H6 + H2O + KMnO4 = C3H8O2 + KOH + MnO3 =>
C3H6 + 2 H2O + 2 KMnO4 = C3H8O2 + 2 KOH + 2 MnO3
Al + HV = AlV + H2 =>
2 Al + 2 HV = 2 AlV + H2
FeS + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 FeS + 10 H2SO4 = Fe2(SO4)3 + 9 SO2 + 10 H2O
Ag2SO4 = Ag + SO4 =>
Ag2SO4 = 2 Ag + SO4
Cr2O3 + Mg = Cr + MgO =>
Cr2O3 + 3 Mg = 2 Cr + 3 MgO
Cr2O7{2-} + H2S + H{+} = Cr{3+} + S + H2O =>
Cr2O7{2-} + 3 H2S + 8 H{+} = 2 Cr{3+} + 3 S + 7 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Zn + HNO3 = Zn(NO3)2 + NO2 + H2O =>
Zn + 4 HNO3 = Zn(NO3)2 + 2 NO2 + 2 H2O
FeO + NO2 = Fe(NO2)2 + O2 =>
2 FeO + 4 NO2 = 2 Fe(NO2)2 + O2
AgNo3 + Na3PO4 = Ag3PO4 + NaNo3 =>
3 AgNo3 + Na3PO4 = Ag3PO4 + 3 NaNo3
Cr2O7{2-} + H2S + H{+} = Cr{3+} + S + H2O =>
Cr2O7{2-} + 3 H2S + 8 H{+} = 2 Cr{3+} + 3 S + 7 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
H2SO4 + FeS = FeSO4 + H2S =>
H2SO4 + FeS = FeSO4 + H2S
Zn(NO3)2 + CaCO3 = Ca(NO3)2 + ZnCO3 =>
Zn(NO3)2 + CaCO3 = Ca(NO3)2 + ZnCO3
NaOH(aq) + (NH4)2SO4(aq) = Na2SO4 + NH4OH =>
2 NaOH(aq) + (NH4)2SO4(aq) = Na2SO4 + 2 NH4OH
K3PO4 + Ba(OH)2 = Ba3(PO4)2 + KOH =>
2 K3PO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 6 KOH
Mn + OH = Mn(OH) =>
Mn + OH = Mn(OH)
NaCl(s) + SO2(g) + H2O(g) + O2(g) = Na2SO4(a) + HCl(g) =>
4 NaCl(s) + 2 SO2(g) + 2 H2O(g) + O2(g) = 2 Na2SO4(a) + 4 HCl(g)
Na + Cu2O = Na2O + Cu2 =>
2 Na + Cu2O = Na2O + Cu2
FeI2 + HNO3 = Fe(NO3)3 + I2 + NO + H2O =>
FeI2 + 4 HNO3 = Fe(NO3)3 + I2 + NO + 2 H2O
Cu(s) + Ag2SO4(aq) = CuSO4 + Ag =>
Cu(s) + Ag2SO4(aq) = CuSO4 + 2 Ag
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/14/24
Équations équilibrées sur01/13/24
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