| Équations équilibrées la veille |
KAlO2(aq) + 2 H2SO4(aq) = KAl(SO4)2(aq) + 2 H2O(l)
H2Cr2O7 + Ag2O = Ag2Cr2O7 + H2O =>
H2Cr2O7 + Ag2O = Ag2Cr2O7 + H2O
KOH + AgNo3 = KNo3 + AgOH =>
KOH + AgNo3 = KNo3 + AgOH
Hg + H = HgH2 =>
Hg + 2 H = HgH2
C2H2S + O2 = CO2 + H2O + SO2 =>
2 C2H2S + 7 O2 = 4 CO2 + 2 H2O + 2 SO2
LiOH + Mn2O7 = LiMnO4 + H2O =>
2 LiOH + Mn2O7 = 2 LiMnO4 + H2O
CH3CH2OCH3 + O = CH3COCH3 + H2O =>
CH3CH2OCH3 + O = CH3COCH3 + H2O
H3PO4 + KOH = K3PO4 + H2O =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O
KI + H2SO4 = K2S + I2 + H2O + K2SO4 =>
8 KI + 4 H2SO4 = K2S + 4 I2 + 4 H2O + 3 K2SO4
NaCl + MnO2 + H2SO4 = Cl2 + Na2S + Mn2O7 + H2O =>
2 NaCl + 2 MnO2 + H2SO4 = Cl2 + Na2S + Mn2O7 + H2O
Cu(OH)2 + C(t) = Cu + CO2 + H2O =>
2 Cu(OH)2 + C(t) = 2 Cu + CO2 + 2 H2O
Ag2Se + Na2CO3 + O2 = Ag + Na2SeO3 + CO2 =>
Ag2Se + Na2CO3 + O2 = 2 Ag + Na2SeO3 + CO2
MoSCl3 = MoS2 + MoCl4 + S =>
4 MoSCl3 = MoS2 + 3 MoCl4 + 2 S
ZnPO4 + NaCH = ZnCH + NaPO4 =>
ZnPO4 + NaCH = ZnCH + NaPO4
Fe(OH)2 = FeO + OH2 =>
Fe(OH)2 = FeO + OH2
Fe3C + O2 = Fe2O3 + CO =>
4 Fe3C + 11 O2 = 6 Fe2O3 + 4 CO
Zn + Al(NO3)3 = ZnNO3 + Al =>
3 Zn + Al(NO3)3 = 3 ZnNO3 + Al
K2CrO4 + FeSO4 + H2SO4 = K2SO4 + H2O + Fe2(SO4)3 + Cr2(SO4)3 =>
2 K2CrO4 + 6 FeSO4 + 8 H2SO4 = 2 K2SO4 + 8 H2O + 3 Fe2(SO4)3 + Cr2(SO4)3
CH3C(Br)(CH3)CH3NaOH = CH3C(CH3)(OH)CH3NaBr =>
CH3C(Br)(CH3)CH3NaOH = CH3C(CH3)(OH)CH3NaBr
CH3COOK + HCl = CH3COOH + KCl =>
CH3COOK + HCl = CH3COOH + KCl
NH4Cl + CH3COONa = CH3COONH4 + Na + Cl =>
NH4Cl + CH3COONa = CH3COONH4 + Na + Cl
CuCl2 + LiOH = Li + Cl + Cu(OH)2 =>
CuCl2 + 2 LiOH = 2 Li + 2 Cl + Cu(OH)2
Cl2 + Na2SO3 + H2O = Na2SO4 + HCl =>
Cl2 + Na2SO3 + H2O = Na2SO4 + 2 HCl
Mg(OH)2 + HC2H3O2 = Mg(C2H3O2)2 + H2O =>
Mg(OH)2 + 2 HC2H3O2 = Mg(C2H3O2)2 + 2 H2O
H2CO3 + Hg(OH)2 = H2O + HgCO3 =>
H2CO3 + Hg(OH)2 = 2 H2O + HgCO3
H + KOH = H2O + K =>
H + KOH = H2O + K
Zn(NO3)2 + NaOH = Na(NO3)2 + ZnOH =>
Zn(NO3)2 + NaOH = Na(NO3)2 + ZnOH
Al + K2Cr2O7 + H2SO4 = Cr2(SO4) + Al2(SO4)3 + K2SO4 + H2O =>
10 Al + 3 K2Cr2O7 + 21 H2SO4 = 3 Cr2(SO4) + 5 Al2(SO4)3 + 3 K2SO4 + 21 H2O
MgSO4(Ag) + NaHCO3(Ag) = NaHSO4(Ag) + MgCO3(Ag) =>
MgSO4(Ag) + NaHCO3(Ag) = NaHSO4(Ag) + MgCO3(Ag)
Fe + CuCH4 = Cu + FeCH4 =>
Fe + CuCH4 = Cu + FeCH4
Br + NaI = I + NaBr =>
Br + NaI = I + NaBr
FePO4 + Na2SO4 = Fe2(SO4)3 + Na3PO4 =>
2 FePO4 + 3 Na2SO4 = Fe2(SO4)3 + 2 Na3PO4
C382H1835O273S47 + O2 = CO2 + H2O + SO2 =>
4 C382H1835O273S47 + 3005 O2 = 1528 CO2 + 3670 H2O + 188 SO2
Na2 + H3 = NaH3 =>
Na2 + 2 H3 = 2 NaH3
NH3OH{+} + Fe{+3} = Fe{+2} + N2O + H2O + H{+} =>
2 NH3OH{+} + 4 Fe{+3} = 4 Fe{+2} + N2O + H2O + 6 H{+}
N2 + CH4 + O2 = NH3 + CO2 =>
2 N2 + 3 CH4 + 3 O2 = 4 NH3 + 3 CO2
NaO + C = Na2C2 + CO2 =>
2 NaO + 3 C = Na2C2 + CO2
SnO2(s) + C(s) = Sn(l) + CO(g) =>
SnO2(s) + 2 C(s) = Sn(l) + 2 CO(g)
Fe + HNO3 = Fe(NO3)2 + H2 =>
Fe + 2 HNO3 = Fe(NO3)2 + H2
Mn3O4 = MnO + O2 =>
2 Mn3O4 = 6 MnO + O2
U + F = UF6 =>
U + 6 F = UF6
CaNCN + H2O = CaCO3 + NH3 =>
CaNCN + 3 H2O = CaCO3 + 2 NH3
CuAsS4 + HNO3 = Cu(NO3)2 + H3AsO4 + SO2 + NO + H2O =>
3 CuAsS4 + 29 HNO3 = 3 Cu(NO3)2 + 3 H3AsO4 + 12 SO2 + 23 NO + 10 H2O
NaOH + H2C2O4H2O = Na2C2O4 + H2O =>
2 NaOH + H2C2O4H2O = Na2C2O4 + 3 H2O
[Cu(NH3)4]SO4 + NaOH = Cu(OH)2 + Na2SO4 + NH3 =>
[Cu(NH3)4]SO4 + 2 NaOH = Cu(OH)2 + Na2SO4 + 4 NH3
Na2CrO4 + H2S + H2SO4 = Cr2(SO4)3 + Na2SO3 + H2O =>
8 Na2CrO4 + 5 H2S + 15 H2SO4 = 4 Cr2(SO4)3 + 8 Na2SO3 + 20 H2O
Li + KF = LiK + F =>
Li + KF = LiK + F
H2C6H6O + OH = C6H6O + H2O =>
H2C6H6O + 2 OH = C6H6O + 2 H2O
K2CrO4 + K2SO4 + H2O = Cr2(SO4)3 + H2O2 + KOH =>
2 K2CrO4 + 3 K2SO4 + 8 H2O = Cr2(SO4)3 + 3 H2O2 + 10 KOH
Na2O + HCI = H2O + NaCI =>
Na2O + 2 HCI = H2O + 2 NaCI
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