| Équations équilibrées la veille | Équations équilibrées le lendemain |
Br + Ag = AgBr
Ca(HCO3)2 + H2O = Ca(OH)2 + H2CO3 =>
Ca(HCO3)2 + 2 H2O = Ca(OH)2 + 2 H2CO3
CO(NH2)2 + Na2CO3 = NaCNO + NH3 + CO2 =>
3 CO(NH2)2 + Na2CO3 = 2 NaCNO + 4 NH3 + 2 CO2
Ne + K = NeK =>
Ne + K = NeK
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Ca(OH)2(aq) + HBr(aq) = CaBr2(aq) + H2O(l) =>
Ca(OH)2(aq) + 2 HBr(aq) = CaBr2(aq) + 2 H2O(l)
Na2Cl2 = NaCl =>
Na2Cl2 = 2 NaCl
Na(OH) + KHP = NaHP + K(OH) =>
Na(OH) + KHP = NaHP + K(OH)
O20 = O =>
O20 = 20 O
Ca(OH)2(aq) + HBr(aq) = CaBr2(aq) + H2O(l) =>
Ca(OH)2(aq) + 2 HBr(aq) = CaBr2(aq) + 2 H2O(l)
HN4OH + H3PO4 = (NH)3PO4 + H2O =>
3 HN4OH + 4 H3PO4 = 4(NH)3PO4 + 3 H2O
B(OH)3 + NaOH = B(OH)4 + Na =>
B(OH)3 + NaOH = B(OH)4 + Na
HCl + BaSO3 = BaCl2 + SO2 + H2O =>
2 HCl + BaSO3 = BaCl2 + SO2 + H2O
C12H22CaO14 + CO2 + H2O = CaCO3 + C6H12O7 =>
C12H22CaO14 + CO2 + H2O = CaCO3 + 2 C6H12O7
HNO3 + Mg(OH)2 = H2O + Mg(NO3)2 =>
2 HNO3 + Mg(OH)2 = 2 H2O + Mg(NO3)2
Cu2 + H2O = O + CuH2 =>
Cu2 + 2 H2O = 2 O + 2 CuH2
H{+} + MnO4{-} + C2H5OH = Mn{2+} + C2H4O2 + H2O =>
12 H{+} + 4 MnO4{-} + 5 C2H5OH = 4 Mn{2+} + 5 C2H4O2 + 11 H2O
NO2 + H2O = HNO3 + HNO2 =>
2 NO2 + H2O = HNO3 + HNO2
ZnOHNO3 + KOH = K2[Zn(OH)4] + KNO3 =>
ZnOHNO3 + 3 KOH = K2[Zn(OH)4] + KNO3
NH4VO3 + Zn + HCl = VOCl2 + NH4Cl + ZnCl2 + H2O =>
2 NH4VO3 + Zn + 8 HCl = 2 VOCl2 + 2 NH4Cl + ZnCl2 + 4 H2O
Cu + Mg(SO4) = Cu(SO4) + Mg =>
Cu + Mg(SO4) = Cu(SO4) + Mg
Zn(No3)2NH4OH = ZnOHNH4(No3)2 =>
Zn(No3)2NH4OH = ZnOHNH4(No3)2
Cr2O3 + NaOH = CrNaO2 + H2O =>
Cr2O3 + 2 NaOH = 2 CrNaO2 + H2O
Cu3FeS3 + O2 = Cu3 + FeO + S2O2 =>
2 Cu3FeS3 + 4 O2 = 2 Cu3 + 2 FeO + 3 S2O2
NH4Cl + KNO3 = NH4NO3 + KCl =>
NH4Cl + KNO3 = NH4NO3 + KCl
FeS2 + H2O2 = SO4 + Fe + H2O =>
FeS2 + 8 H2O2 = 2 SO4 + Fe + 8 H2O
Mg(s) + HCl(aq) = H2(g) + MgCl2(aq) =>
Mg(s) + 2 HCl(aq) = H2(g) + MgCl2(aq)
Zn + HNO3 + KOH = NH3 + K2ZnO2 + H2O =>
4 Zn + HNO3 + 8 KOH = NH3 + 4 K2ZnO2 + 3 H2O
I + SO4 = SO4I =>
I + SO4 = SO4I
Al(OH)3 + Na2CO3 = Al2(CO3)3 + NaOH =>
2 Al(OH)3 + 3 Na2CO3 = Al2(CO3)3 + 6 NaOH
W3P4 = W + P =>
W3P4 = 3 W + 4 P
NaI(s) + Cl2(g) = NaCl(s) + I2(g) =>
2 NaI(s) + Cl2(g) = 2 NaCl(s) + I2(g)
K2Cr2O7 + FeSO4 + H2SO4 = Cr2(SO4)2 + K2SO4 + Fe2(SO4)3 + H2O =>
K2Cr2O7 + 8 FeSO4 + 7 H2SO4 = Cr2(SO4)2 + K2SO4 + 4 Fe2(SO4)3 + 7 H2O
CH3CHO + NaOH = CH3CONa + H2O =>
CH3CHO + NaOH = CH3CONa + H2O
Al2C2 + H2O = Al(OH)2 + CH2 =>
Al2C2 + 4 H2O = 2 Al(OH)2 + 2 CH2
AgC2H3O2 + Na2CrO4 = Ag2CrO4 + CH3COONa =>
2 AgC2H3O2 + Na2CrO4 = Ag2CrO4 + 2 CH3COONa
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
C2H6Br2 = C2H5BrHBr =>
C2H6Br2 = C2H5BrHBr
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Cl2 + NaBr = Br2 + NaCl =>
Cl2 + 2 NaBr = Br2 + 2 NaCl
KCl(aq) + Ag2 + SO4(aq) = AgCl(s) + K2SO4(aq) =>
2 KCl(aq) + Ag2 + SO4(aq) = 2 AgCl(s) + K2SO4(aq)
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
He + Ne = HeNe =>
He + Ne = HeNe
Na2B4O7 = Na + B4O7 =>
Na2B4O7 = 2 Na + B4O7
CaCl2 + Ag(NO3)2 = AgCl2 + Ca(NO3)2 =>
CaCl2 + Ag(NO3)2 = AgCl2 + Ca(NO3)2
H2 + N2 + H2O = NH4OH =>
3 H2 + N2 + 2 H2O = 2 NH4OH
SnCl2 + Na2S = NaCl + SnS =>
SnCl2 + Na2S = 2 NaCl + SnS
C16H12 + O2 = CO2 + H2O =>
C16H12 + 19 O2 = 16 CO2 + 6 H2O
Mn{+2} + PbO2 + H{+} = MnO4{-} + Pb{2+} + H2O =>
2 Mn{+2} + 5 PbO2 + 4 H{+} = 2 MnO4{-} + 5 Pb{2+} + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/16/24
Équations équilibrées sur12/16/23
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