| Équations équilibrées la veille |
H2SO4 + BaSO3 = SO2 + H2O + BaSO4
C6H12O6 + H2SO4 = CO2 + H2O + S2 =>
C6H12O6 + 4 H2SO4 = 6 CO2 + 10 H2O + 2 S2
KMnO4 = K2MnO2 + MnO2 + O2 =>
2 KMnO4 = K2MnO2 + MnO2 + 2 O2
Bi(OH)3 + HNO3 = Bi(OH)2NO3 + H2O =>
Bi(OH)3 + HNO3 = Bi(OH)2NO3 + H2O
CuO + CH3COOH = Cu(CH3COO)2 + H2O =>
CuO + 2 CH3COOH = Cu(CH3COO)2 + H2O
K + H2PO4 = K2H2PO4 =>
2 K + H2PO4 = K2H2PO4
NH3 = H2 + N2 =>
2 NH3 = 3 H2 + N2
Fe(SO4)3 + Ca(OH)2 = Fe(OH)3 + Ca(SO4)2 =>
2 Fe(SO4)3 + 3 Ca(OH)2 = 2 Fe(OH)3 + 3 Ca(SO4)2
Gd2O3 + MnO2 = GdMnO3 + O2 =>
2 Gd2O3 + 4 MnO2 = 4 GdMnO3 + O2
Ag + Fe(PO4) = Ag3(PO4) + Fe =>
3 Ag + Fe(PO4) = Ag3(PO4) + Fe
Ba + HBr = BaBr2 + H2 =>
Ba + 2 HBr = BaBr2 + H2
Sr(OH)2 + CuCl2 = SrCl2 + Cu(OH)2 =>
Sr(OH)2 + CuCl2 = SrCl2 + Cu(OH)2
H2S + Mg(OH)2 = MgS + HOH =>
H2S + Mg(OH)2 = MgS + 2 HOH
C3H8O2 + I2 = CHI3 + H2O + HI =>
C3H8O2 + 5 I2 = 3 CHI3 + 2 H2O + HI
NO2(g) + H2O(g) = HNO3(l) + NO(g) =>
3 NO2(g) + H2O(g) = 2 HNO3(l) + NO(g)
Rb + WCO3 = Rb2CO3 + W =>
2 Rb + WCO3 = Rb2CO3 + W
HCl + NaOH(s) = NaCl + H2O =>
HCl + NaOH(s) = NaCl + H2O
CH3(CH2)5CH3(l) + O2(g) = CO2(g) + H2O(g) =>
CH3(CH2)5CH3(l) + 11 O2(g) = 7 CO2(g) + 8 H2O(g)
CuCl2 + Na3PO4 = CuCl2Na3PO4 =>
CuCl2 + Na3PO4 = CuCl2Na3PO4
C7H5N3O6(s) = CO(g) + N2(g) + H2O(g) + C =>
2 C7H5N3O6(s) = 7 CO(g) + 3 N2(g) + 5 H2O(g) + 7 C
Zn + KOH + KNO3 + H2O = K[Zn(OH)4] + NH3 =>
8 Zn + 5 KOH + 3 KNO3 + 18 H2O = 8 K[Zn(OH)4] + 3 NH3
CH2O + NH3 + HCN = C6H6N4 + H2O =>
3 CH2O + NH3 + 3 HCN = C6H6N4 + 3 H2O
K2Cr2O7 + H3O{+} + C4H10O = C4H8O + KCr{3+} + H2O =>
K2Cr2O7 + 6 H3O{+} + 4 C4H10O = 4 C4H8O + 2 KCr{3+} + 13 H2O
KBrO3 + HCl = KCl + HBrO3 =>
KBrO3 + HCl = KCl + HBrO3
HCHO + CuO = Cu + HCOOH =>
HCHO + CuO = Cu + HCOOH
KCl + Na3(Co(NO2)6) = K3(Co(NO2)6) + NaCl =>
3 KCl + Na3(Co(NO2)6) = K3(Co(NO2)6) + 3 NaCl
Br2NaCl = BrClNaBr =>
Br2NaCl = BrClNaBr
CuCl2(aq) + KI(aq) = CuI(s) + I2(s) + KCl(aq) =>
2 CuCl2(aq) + 4 KI(aq) = 2 CuI(s) + I2(s) + 4 KCl(aq)
C5H5 + Fe = Fe(C5H5)2 =>
2 C5H5 + Fe = Fe(C5H5)2
SO2 + Cl2 = OSCl2 + Cl2O =>
SO2 + 2 Cl2 = OSCl2 + Cl2O
P2 + O2 = P2O3 =>
2 P2 + 3 O2 = 2 P2O3
Na2CO3(aq) + CaBr2(aq) = NaBr(aq) + CaCO3(aq) =>
Na2CO3(aq) + CaBr2(aq) = 2 NaBr(aq) + CaCO3(aq)
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
MgSO4 + H2O = MgO + SO4 + H2 =>
MgSO4 + H2O = MgO + SO4 + H2
Ca3(PO4)2 + H2SO4 = CaSO4 + H3PO4 =>
Ca3(PO4)2 + 3 H2SO4 = 3 CaSO4 + 2 H3PO4
Cs + B2S3 = Cs2S + B =>
6 Cs + B2S3 = 3 Cs2S + 2 B
(NH4)2CO3 + FeCl2 = (NH4)2Cl2 + FeCO3 =>
(NH4)2CO3 + FeCl2 = (NH4)2Cl2 + FeCO3
CoCl2 + Na2CO3 = CoCO3 + NaCl =>
CoCl2 + Na2CO3 = CoCO3 + 2 NaCl
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
CuSO4*5H2O + KI = K2SO4 + CuI2 + H2O =>
CuSO4*5H2O + 2 KI = K2SO4 + CuI2 + 5 H2O
(NH4)2SO4 + Ba(NO3)2 = BaSO4 + NH4NO3 =>
(NH4)2SO4 + Ba(NO3)2 = BaSO4 + 2 NH4NO3
BaO + HCl = BaH + OCl =>
BaO + HCl = BaH + OCl
CH4O + O2 = CO2 + H2O =>
2 CH4O + 3 O2 = 2 CO2 + 4 H2O
ReCl7 = Re + Cl2 =>
2 ReCl7 = 2 Re + 7 Cl2
Na2Cr2O7 + KI + H2SO4 = Cr2(SO4)3 + H2O + I2 + K2SO4 + Na2SO4 =>
Na2Cr2O7 + 6 KI + 7 H2SO4 = Cr2(SO4)3 + 7 H2O + 3 I2 + 3 K2SO4 + Na2SO4
HClO3 + Mg(OH)2 = Mg(ClO3)2 + HOH =>
2 HClO3 + Mg(OH)2 = Mg(ClO3)2 + 2 HOH
K2CO3(s) + HCl(aq) = KCl(s) + H2O(l) + CO2(g) =>
K2CO3(s) + 2 HCl(aq) = 2 KCl(s) + H2O(l) + CO2(g)
CaO + (NH4)2CO3 = CaCO3 + (NH4)2O =>
CaO + (NH4)2CO3 = CaCO3 + (NH4)2O
BrO3{-} + Br{-} + H{+} = Br2 + H2O =>
BrO3{-} + 5 Br{-} + 6 H{+} = 3 Br2 + 3 H2O
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