| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ca2CO3 = Ca2O + CO2
NO2 + NAOH = NANO2 + NANO3 + H2O =>
2 NO2 + 2 NAOH = NANO2 + NANO3 + H2O
Fe2S3(s) + HCl(g) = FeCl3(s) + H2S(g) =>
Fe2S3(s) + 6 HCl(g) = 2 FeCl3(s) + 3 H2S(g)
BaCl2 + Na2SO4 = NaCl + BaSO4 =>
BaCl2 + Na2SO4 = 2 NaCl + BaSO4
Zn + FeCl3 = ZnCl3 + Fe =>
Zn + FeCl3 = ZnCl3 + Fe
Fe(OH)3 + H2CO3 = Fe2(CO3)3 + H2O =>
2 Fe(OH)3 + 3 H2CO3 = Fe2(CO3)3 + 6 H2O
Ba(OH)2 + Na3PO4 = NaOH + Ba3(PO4)2 =>
3 Ba(OH)2 + 2 Na3PO4 = 6 NaOH + Ba3(PO4)2
K + S = KS =>
K + S = KS
UO2 + HF = UF4 + H2O =>
UO2 + 4 HF = UF4 + 2 H2O
ZnO + MgSO4 + NaOH = ZnMgO + Na2SO4 + H2O + O2 =>
2 ZnO + 2 MgSO4 + 4 NaOH = 2 ZnMgO + 2 Na2SO4 + 2 H2O + O2
NH4NO3 = H2O + N2 + O2 =>
2 NH4NO3 = 4 H2O + 2 N2 + O2
Na(s) + S(s) = Na2S(s) =>
2 Na(s) + S(s) = Na2S(s)
H3Po4 + KOH = H3OH + KPo4 =>
H3Po4 + KOH = H3OH + KPo4
C2H5OH + O2 = CH3COOH + H2 =>
2 C2H5OH + O2 = 2 CH3COOH + 2 H2
Na + O2 = NaO2 =>
Na + O2 = NaO2
BaCl2(aq) + K2CrO4(aq) = BaCrO4(s) + KCl(aq) =>
BaCl2(aq) + K2CrO4(aq) = BaCrO4(s) + 2 KCl(aq)
H2So4 + Al(OH)3 = Al2(So4)3 + H2O =>
3 H2So4 + 2 Al(OH)3 = Al2(So4)3 + 6 H2O
Fe + H2SO4 + H2O2 = FeSO4 + H2O =>
Fe + H2SO4 + H2O2 = FeSO4 + 2 H2O
FeCl3 + KSCN = KCl + Fe(SCN)3 =>
FeCl3 + 3 KSCN = 3 KCl + Fe(SCN)3
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
HCl + LiOH = LiCl + H2O =>
HCl + LiOH = LiCl + H2O
BA + SO4 = BASO4 =>
BA + SO4 = BASO4
NaNO2 + KClO4 + H2SO4 = NaNO3 + K2SO4 + Cl2 + H2O =>
7 NaNO2 + 2 KClO4 + H2SO4 = 7 NaNO3 + K2SO4 + Cl2 + H2O
Fe + H2O = Fe(OH)2 + H2 =>
Fe + 2 H2O = Fe(OH)2 + H2
ZnCl2 + NaCl + H2O = Na2ZnO2 + HCl =>
ZnCl2 + 2 NaCl + 2 H2O = Na2ZnO2 + 4 HCl
potassiumbromide = potassium + bromine =>
2 KBr = 2 K + Br2
Sn(NO3)2 + AlCl3 = Al(NO3)3 + SnCl2 =>
3 Sn(NO3)2 + 2 AlCl3 = 2 Al(NO3)3 + 3 SnCl2
C2H4O2 + O2 = CO2 + H2O =>
C2H4O2 + 2 O2 = 2 CO2 + 2 H2O
CaCO3 + NaHCO3 = Ca(HCO3)2 + Na2CO3 =>
CaCO3 + 2 NaHCO3 = Ca(HCO3)2 + Na2CO3
Al + HNO3 = Al(NO3)3 + H2 =>
2 Al + 6 HNO3 = 2 Al(NO3)3 + 3 H2
Mg + FeO = MgO + Fe =>
Mg + FeO = MgO + Fe
Al2(So4)3 + Nh4Oh = Al(Oh)3 + (Nh4)2So4 =>
Al2(So4)3 + 6 Nh4Oh = 2 Al(Oh)3 + 3(Nh4)2So4
Zn(CH3COO)22H2O + MgO + NaOH = ZnMgO + NaCH3CO2 + H2O + O2 =>
2 Zn(CH3COO)22H2O + 2 MgO + 44 NaOH = 2 ZnMgO + 44 NaCH3CO2 + 24 H2O + 11 O2
Hg + O2 = HgO =>
2 Hg + O2 = 2 HgO
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Mg + Sl = Mg2Sl =>
2 Mg + Sl = Mg2Sl
W2CrC2F2 = WC + Cr3C2 + WF6 + Cr =>
6 W2CrC2F2 = 10 WC + Cr3C2 + 2 WF6 + 3 Cr
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
W2CrC2F2 = WC + Cr3C2 + WF6 + W =>
3 W2CrC2F2 = 4 WC + Cr3C2 + WF6 + W
CuSo4 + Fe = Fe2(So4)3 + Cu =>
3 CuSo4 + 2 Fe = Fe2(So4)3 + 3 Cu
Li2O + HCl = LiCl + H2O =>
Li2O + 2 HCl = 2 LiCl + H2O
Zn(CH3COO)22H2O + MgO + NaOH = ZnMgO + NaCH3CO2 + O2 + H2O =>
2 Zn(CH3COO)22H2O + 2 MgO + 44 NaOH = 2 ZnMgO + 44 NaCH3CO2 + 11 O2 + 24 H2O
CuSo4(aq) + Fe(s) = Fe2(So4)3(aq) + Cu(s) =>
3 CuSo4(aq) + 2 Fe(s) = Fe2(So4)3(aq) + 3 Cu(s)
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
KOH + HCl = KCl + H2O =>
KOH + HCl = KCl + H2O
MgO + HNO3 = Mg(NO3)2 + H2O =>
MgO + 2 HNO3 = Mg(NO3)2 + H2O
Pb + PbO4 + H2So4 = PbSo4 + H2O =>
3 Pb + PbO4 + 4 H2So4 = 4 PbSo4 + 4 H2O
Al + AgNO3 = Al(NO3)3 + Ag =>
Al + 3 AgNO3 = Al(NO3)3 + 3 Ag
BACl2(aq) + H2SO4(aq) = BASO4(s) + HCl(aq) =>
BACl2(aq) + H2SO4(aq) = BASO4(s) + 2 HCl(aq)
NaIO3 + NaHSO3 = NaHSO4 + Na2SO4 + H2O + I2 =>
2 NaIO3 + 5 NaHSO3 = 3 NaHSO4 + 2 Na2SO4 + H2O + I2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/04/18
Équations équilibrées sur10/04/17
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