| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Fe + 3 Cl2 = 2 FeCl3
PbO2(c) = PbO(c) + O2 =>
2 PbO2(c) = 2 PbO(c) + O2
C2H7N + O2 = CO + H2O + NO =>
4 C2H7N + 13 O2 = 8 CO + 14 H2O + 4 NO
H3PO4 + NaH2PO4 = NaH5(PO4)2 =>
H3PO4 + NaH2PO4 = NaH5(PO4)2
Ba(OH)2 + Cr3(PO4)2 = Ba3(PO4)2 + Cr(OH)2 =>
3 Ba(OH)2 + Cr3(PO4)2 = Ba3(PO4)2 + 3 Cr(OH)2
B + KClO + KOH = K2B4O7 + KCl + H2O =>
4 B + 6 KClO + 2 KOH = K2B4O7 + 6 KCl + H2O
(NH4)2 + NaOH = Na + NH3 + H2O =>
(NH4)2 + 2 NaOH = 2 Na + 2 NH3 + 2 H2O
CH + O2 = CO2 + H2O =>
4 CH + 5 O2 = 4 CO2 + 2 H2O
C3H4O4 + KOH = CH2(OH)2 + KCOOH =>
C3H4O4 + 2 KOH = CH2(OH)2 + 2 KCOOH
Cu(s) + FeCl3(ac) = CuCl(g) + Fe(s) =>
3 Cu(s) + FeCl3(ac) = 3 CuCl(g) + Fe(s)
NaH2PO4H2O = NaOHH3PO4 =>
NaH2PO4H2O = NaOHH3PO4
BaO + P2O5 = Ba + (PO4)2 =>
3 BaO + P2O5 = 3 Ba + (PO4)2
NaBrO2 + HCl = NaCl + Br2 + H2O + NaBrO3 =>
5 NaBrO2 + 2 HCl = 2 NaCl + Br2 + H2O + 3 NaBrO3
Cr2O72{-} + I{-} + H{+} = CrO2{-} + I2 + H2O =>
2 Cr2O72{-} + 274 I{-} + 272 H{+} = 4 CrO2{-} + 137 I2 + 136 H2O
KI + H2SO4 = KHSO4 + I2 + H2S + H2O =>
8 KI + 9 H2SO4 = 8 KHSO4 + 4 I2 + H2S + 4 H2O
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
HCl + K2SO3 = KCl + H2O + SO2 =>
2 HCl + K2SO3 = 2 KCl + H2O + SO2
KClO = KCl + KClO3 =>
3 KClO = 2 KCl + KClO3
Pb2O4 = O2 + Pb =>
Pb2O4 = 2 O2 + 2 Pb
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
P2O3 + O2 = P2O5 =>
P2O3 + O2 = P2O5
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
Sc2(SO3)3 + H2SO4 = Sc2(SO4)3 + H2SO3 =>
Sc2(SO3)3 + 3 H2SO4 = Sc2(SO4)3 + 3 H2SO3
NaOH + NaHCO3 = Na2 + HCO3OH =>
NaOH + NaHCO3 = Na2 + HCO3OH
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
K3(Fe(CN)6) + KOH + N2H5OH = K4(Fe(CN)6) + N2 + H2O =>
4 K3(Fe(CN)6) + 4 KOH + N2H5OH = 4 K4(Fe(CN)6) + N2 + 5 H2O
ZnSO4 + K4[Fe(CN)6] = K2Zn3[Fe(CN)6]2 + K2SO4 =>
3 ZnSO4 + 2 K4[Fe(CN)6] = K2Zn3[Fe(CN)6]2 + 3 K2SO4
NH3(ac) + HCl(ac) = NH4Cl =>
NH3(ac) + HCl(ac) = NH4Cl
NaOCl + KBr = NaCl + KBrO3 =>
3 NaOCl + KBr = 3 NaCl + KBrO3
Al + HNO2 = Al(NO2)3 + H =>
Al + 3 HNO2 = Al(NO2)3 + 3 H
Pb + CuCl2 = PbCl4 + Cu =>
Pb + 2 CuCl2 = PbCl4 + 2 Cu
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
C2H5OH + Na2O2 = C2H5ONa + NaOOH =>
C2H5OH + Na2O2 = C2H5ONa + NaOOH
H2S + H2 = H4S =>
H2S + H2 = H4S
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Fe + O{2} + H{+} = Fe{2+} + H2O =>
2 Fe + O{2} + 2 H{+} = 2 Fe{2+} + H2O
ZnSO4 + K4[Fe(CN)6] = K2ZnFe(CN)6 + K2SO4 =>
ZnSO4 + K4[Fe(CN)6] = K2ZnFe(CN)6 + K2SO4
Na4Si + HCl = SiH4 + NaCl =>
Na4Si + 4 HCl = SiH4 + 4 NaCl
Mg + H3PO4 = Mg(PO4)2 + H2 =>
Mg + 2 H3PO4 = Mg(PO4)2 + 3 H2
H2 + C2 = C6H6 =>
3 H2 + 3 C2 = C6H6
C9H10O3 + H2O2 = CO2 + H2O =>
C9H10O3 + 20 H2O2 = 9 CO2 + 25 H2O
Fe2S3 + KSCN = Fe(SCN)3 + K2S =>
Fe2S3 + 6 KSCN = 2 Fe(SCN)3 + 3 K2S
KI3 + NaN3 = KN3 + NaI3 =>
KI3 + NaN3 = KN3 + NaI3
Na2CO3 + K2CO3 + Nb2O5 = NaKNb2O6 + CO2 =>
Na2CO3 + K2CO3 + 2 Nb2O5 = 2 NaKNb2O6 + 2 CO2
Mg(OH)2 + H2SO4 + H2O = MgSO4*7H2O =>
Mg(OH)2 + H2SO4 + 5 H2O = MgSO4*7H2O
KICl4 = KCl + Cl2 + I2 =>
2 KICl4 = 2 KCl + 3 Cl2 + I2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
SO2 + Cl2 + NaOH = NaCl + H2O + Na2SO4 =>
SO2 + Cl2 + 4 NaOH = 2 NaCl + 2 H2O + Na2SO4
C3H8O(aq) + O2 = CO2 + H2O =>
2 C3H8O(aq) + 9 O2 = 6 CO2 + 8 H2O
NH3 + NH2Cl + NaOH = N2H4 + NaCl + H2O =>
NH3 + NH2Cl + NaOH = N2H4 + NaCl + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/02/24
Équations équilibrées sur12/02/23
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