| Équations équilibrées la veille | Équations équilibrées le lendemain |
KNO3 + 4 Mg + 6 H2O = NH3 + 4 Mg(OH)2 + KOH
Na3VO4 + HCl + SnCl2 + H{+} + H2O = VO(H2O)5{2+} + NaCl + SnCl4 =>
2 Na3VO4 + 8 HCl + SnCl2 + 4 H{+} + 4 H2O = 2 VO(H2O)5{2+} + 6 NaCl + SnCl4
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
Ca2 + H2 = CaH =>
Ca2 + H2 = 2 CaH
Na3VO4 + HCl + SnCl2 + H{+} + H2O = V(H2O)6{3+} + NaCl + SnCl4 =>
Na3VO4 + 5 HCl + SnCl2 + 3 H{+} + 2 H2O = V(H2O)6{3+} + 3 NaCl + SnCl4
Ca3(PO4)2 + HCl = CaCl2 + H3PO4 =>
Ca3(PO4)2 + 6 HCl = 3 CaCl2 + 2 H3PO4
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
K + O2 = K2O =>
4 K + O2 = 2 K2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
NH3 + CO2 = CN2H4O + H2O =>
2 NH3 + CO2 = CN2H4O + H2O
P + HNO3 = H3PO4 + NO2 + H2O =>
P + 5 HNO3 = H3PO4 + 5 NO2 + H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
H2SO4 + KOH = H2O + K2SO4 =>
H2SO4 + 2 KOH = 2 H2O + K2SO4
Bi(NO3)3 + H2S = Bi2S3 + HNO3 =>
2 Bi(NO3)3 + 3 H2S = Bi2S3 + 6 HNO3
C4H8 + KMnO4 + H2SO4 = C2H4O2 + MnSO4 + K2SO4 + H2O =>
5 C4H8 + 8 KMnO4 + 12 H2SO4 = 10 C2H4O2 + 8 MnSO4 + 4 K2SO4 + 12 H2O
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
N2 + O2 = NO =>
N2 + O2 = 2 NO
Na2S2O3 + H2SO4 = Na2SO3 + SO2 + H2O =>
Na2S2O3 + 2 H2SO4 = Na2SO3 + 3 SO2 + 2 H2O
HNO3 + Zn = Zn(NO3)2 + N + H2O =>
12 HNO3 + 5 Zn = 5 Zn(NO3)2 + 2 N + 6 H2O
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
NaBr + Cl2 = NaCl + Br2 =>
2 NaBr + Cl2 = 2 NaCl + Br2
K + O2 = K2O =>
4 K + O2 = 2 K2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
N2 + H2 = NH4 =>
N2 + 4 H2 = 2 NH4
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
Al + HNO3 = Al(NO3)3 + NO + H2O =>
Al + 4 HNO3 = Al(NO3)3 + NO + 2 H2O
KI + CaCl2 = CaI2 + KCl =>
2 KI + CaCl2 = CaI2 + 2 KCl
Li3N + H2O = LiOH + NH3 =>
Li3N + 3 H2O = 3 LiOH + NH3
MnO2 + HCl = Cl2 + MnCl2 + H2O =>
MnO2 + 4 HCl = Cl2 + MnCl2 + 2 H2O
PbO + H2 = Pb + H2O =>
PbO + H2 = Pb + H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
AsCl3 + Zn + H2SO4 = AsH3 + ZnSO4 + HCl =>
AsCl3 + 3 Zn + 3 H2SO4 = AsH3 + 3 ZnSO4 + 3 HCl
Fe2O3 + H2SO4 = Fe2(SO4)3 + H2O =>
Fe2O3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O
Zn(s) + AgNO3(ag) = Zn(NO3)2(ag) + Ag(s) =>
Zn(s) + 2 AgNO3(ag) = Zn(NO3)2(ag) + 2 Ag(s)
C2H5CL + NA = C4H10 + NACL =>
2 C2H5CL + 2 NA = C4H10 + 2 NACL
CuO + NO + O = CuNO3 =>
CuO + NO + O = CuNO3
H2O2 + Cr2(SO4)3 + KOH = K2CrO4 + K2SO4 + H2O =>
3 H2O2 + Cr2(SO4)3 + 10 KOH = 2 K2CrO4 + 3 K2SO4 + 8 H2O
ZnO + CO = Zn + CO2 =>
ZnO + CO = Zn + CO2
SNCl2 + FECl3 = SNCl4 + FECl2 =>
SNCl2 + 2 FECl3 = SNCl4 + 2 FECl2
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
Bi2S3 + I2 + H2O = HI + H3BiO4 + H2SO4 =>
Bi2S3 + 14 I2 + 20 H2O = 28 HI + 2 H3BiO4 + 3 H2SO4
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CaO + KOH = CaOH + KO =>
CaO + KOH = CaOH + KO
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
KMnO4 + KNO2 + H2SO4 = K2SO4 + MnSO4 + KNO3 + H2O =>
2 KMnO4 + 5 KNO2 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 5 KNO3 + 3 H2O
Sn + FeCl2 = Fe2 + Sn2Cl =>
8 Sn + 2 FeCl2 = Fe2 + 4 Sn2Cl
Fe + HCl2 = FeCl2 + H2 =>
2 Fe + 2 HCl2 = 2 FeCl2 + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/14/16
Équations équilibrées sur12/14/15
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