| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 CH3COOH + MgCO3 = CO2 + H2O + Mg(CH3COO)2
C6H5CH(CH3)2 + K2Cr2O7 + H2SO4 = C6H5COOH + Cr2(SO4)3 + K2SO4 + H2O =>
7 C6H5CH(CH3)2 + 11 K2Cr2O7 + 44 H2SO4 = 9 C6H5COOH + 11 Cr2(SO4)3 + 11 K2SO4 + 59 H2O
KOH + H2SO4 = H2O + K2SO4 =>
2 KOH + H2SO4 = 2 H2O + K2SO4
H2SO4 + Pb(C2H3O2) = PbSO4 + H2C2H3O2 =>
H2SO4 + Pb(C2H3O2) = PbSO4 + H2C2H3O2
Zn2SO4 + Na3PO4 = Na2SO4 + Zn3PO4 =>
3 Zn2SO4 + 2 Na3PO4 = 3 Na2SO4 + 2 Zn3PO4
Ca + Fe(NO3)3 = Ca(NO3)2 + Fe =>
3 Ca + 2 Fe(NO3)3 = 3 Ca(NO3)2 + 2 Fe
Na3PO4 + Pb2 = Na + Pb3(PO4)2 =>
4 Na3PO4 + 3 Pb2 = 12 Na + 2 Pb3(PO4)2
SeO2 + H2 = Se + H2O =>
SeO2 + 2 H2 = Se + 2 H2O
O2 + HCl = Cl2 + H2O =>
O2 + 4 HCl = 2 Cl2 + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Sn(OH)3{-} + Bi(OH)3 + OH{-} = Sn(OH)6{2-} + Bi =>
3 Sn(OH)3{-} + 2 Bi(OH)3 + 3 OH{-} = 3 Sn(OH)6{2-} + 2 Bi
P + Br5 = PBr5 =>
P + Br5 = PBr5
ZnS = Zn + S8 =>
8 ZnS = 8 Zn + S8
NaBr + H2SO4 = NaHSO4 + SO2 + Br2 + H2O =>
2 NaBr + 3 H2SO4 = 2 NaHSO4 + SO2 + Br2 + 2 H2O
NaHCO3(s) + CH3COOH = CO2(g) + H2O(l) + NaCH3COO(s) =>
NaHCO3(s) + CH3COOH = CO2(g) + H2O(l) + NaCH3COO(s)
Zn(NO3)2 + Na2SO4 = ZnSO4 + Na2(NO3)2 =>
Zn(NO3)2 + Na2SO4 = ZnSO4 + Na2(NO3)2
CHO + O = CO2 + HO =>
CHO + 2 O = CO2 + HO
Au + H2SO4 = (AuSO4)3 + H2 =>
3 Au + 3 H2SO4 = (AuSO4)3 + 3 H2
CaF2 = Ca + F =>
CaF2 = Ca + 2 F
V(OH)3(s) + HBr(aq) = H2O(l) + VBr3(s) =>
V(OH)3(s) + 3 HBr(aq) = 3 H2O(l) + VBr3(s)
H + NO = H2O + NH =>
3 H + NO = H2O + NH
K2CO3 + NaCl = KCl + Na2O + CO2 =>
K2CO3 + 2 NaCl = 2 KCl + Na2O + CO2
CO2 + Br2 = CBr4 + O2 =>
CO2 + 2 Br2 = CBr4 + O2
I2 + NaCl = Na + I2Cl =>
I2 + NaCl = Na + I2Cl
Cl2 + KNO2 + H2O = KNO3 + HCl =>
Cl2 + KNO2 + H2O = KNO3 + 2 HCl
Pb + HNO3 = Pb(NO3)2 + NO + H2O =>
3 Pb + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 4 H2O
Fe + CuCl{2} = FeCl{2} + Cu =>
Fe + CuCl{2} = FeCl{2} + Cu
K3Co(NO2)6 + MnO4{-} + H{+} = K{+} + Co{+2} + Mn{+2} + NO3{-} + H2O =>
5 K3Co(NO2)6 + 11 MnO4{-} + 28 H{+} = 15 K{+} + 5 Co{+2} + 11 Mn{+2} + 30 NO3{-} + 14 H2O
BaCO3 = BaO + CO2 =>
BaCO3 = BaO + CO2
(NH4)2S + ZnBr2 = ZnS + (NH4)2Br2 =>
(NH4)2S + ZnBr2 = ZnS + (NH4)2Br2
Al(OH)3 + H2CO3 = Al(HCO3)3 + H2O =>
Al(OH)3 + 3 H2CO3 = Al(HCO3)3 + 3 H2O
Mg + P = MgP =>
Mg + P = MgP
Mg + P = Mg3P2 =>
3 Mg + 2 P = Mg3P2
C3H1 + O2 = CO2 + H2O =>
4 C3H1 + 13 O2 = 12 CO2 + 2 H2O
H2Cr2O7 + NaOH = Na2CrO4 + H2O =>
H2Cr2O7 + 4 NaOH = 2 Na2CrO4 + 3 H2O
H2Cr2O7 + NaOH = Na2Cr2O7 + H2O =>
H2Cr2O7 + 2 NaOH = Na2Cr2O7 + 2 H2O
HI + KOH = KI + H2O =>
HI + KOH = KI + H2O
LiHCO3 = Li2CO3 + H2O + CO2 =>
2 LiHCO3 = Li2CO3 + H2O + CO2
Ca(NO3)2 + Li3PO4 = LiNO3 + Ca3(PO4)2 =>
3 Ca(NO3)2 + 2 Li3PO4 = 6 LiNO3 + Ca3(PO4)2
NaHSO4 + CO + H2 = H2S + H2O + Na2CO3 =>
2 NaHSO4 + CO + 7 H2 = 2 H2S + 6 H2O + Na2CO3
[Cu(NH3)4](OH)2 + H2SO4 = Cu[NH3]4SO4 + H2O =>
[Cu(NH3)4](OH)2 + H2SO4 = Cu[NH3]4SO4 + 2 H2O
Ca(OH)2 + H2SO4 = Ca(SO4)2 + H2OH =>
Ca(OH)2 + 2 H2SO4 = Ca(SO4)2 + 2 H2OH
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
(NH4)2S + ZnBr2 = ZnS + (NH4)2Br2 =>
(NH4)2S + ZnBr2 = ZnS + (NH4)2Br2
S + Ag = Ag2S =>
S + 2 Ag = Ag2S
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
CrO42{-} + H{+} + Cl{-} = Cr3{+} + Cl2 + H2O =>
3 CrO42{-} + 252 H{+} + 248 Cl{-} = Cr3{+} + 124 Cl2 + 126 H2O
H3PO4 + MgHO2 = MgPO4 + H2O =>
H3PO4 + MgHO2 = MgPO4 + 2 H2O
Cu + HNO3 = Cu2(NO6)2 + NO + H2O =>
6 Cu + 20 HNO3 = 3 Cu2(NO6)2 + 14 NO + 10 H2O
Rb2O + H2O = Rb2O2 + H2 =>
Rb2O + H2O = Rb2O2 + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/19/24
Équations équilibrées sur11/18/23
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