| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 HBr + Pb(ClO4)2 = 2 HClO4 + PbBr2
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
NaOH + OH = NaO + H2O =>
NaOH + OH = NaO + H2O
CuFeS2 + Cu = CuS + Fe =>
CuFeS2 + Cu = 2 CuS + Fe
H3PO3 + Bi(OH)5 = BiPO4 + H2O =>
H3PO3 + Bi(OH)5 = BiPO4 + 4 H2O
KOH + CO = K2CO3 + H =>
2 KOH + CO = K2CO3 + 2 H
Ca(OH)2 + Fe(NO3)2 = Ca(NO3)2 + Fe(OH)2 =>
Ca(OH)2 + Fe(NO3)2 = Ca(NO3)2 + Fe(OH)2
CC + O2 = CO =>
CC + O2 = 2 CO
K4[Fe(C2O4)3] + KMnO4 + H2SO4 = CO2 + K2SO4 + FeSO4 + MnSO4 + H2O =>
5 K4[Fe(C2O4)3] + 6 KMnO4 + 24 H2SO4 = 30 CO2 + 13 K2SO4 + 5 FeSO4 + 6 MnSO4 + 24 H2O
MnO2 + H2 = H2O + Mn =>
MnO2 + 2 H2 = 2 H2O + Mn
KC2H3O2 + HCl = KCl + HC2H3O2 =>
KC2H3O2 + HCl = KCl + HC2H3O2
Al + Cl2 = AlCl3 = =>
2 Al + 3 Cl2 = 2 AlCl3
NaBH4 + H2SO4 = B2H6 + H2 + Na2SO4 =>
2 NaBH4 + H2SO4 = B2H6 + 2 H2 + Na2SO4
Co2(SO4)3 = Co2 + (SO4)3 =>
Co2(SO4)3 = Co2 + (SO4)3
H2C2O4 + (NH4)2C2O4 + NH4VO3 = (NH4)2[VO(C2O4)2(H2O)] + H2O + CO2 =>
4 H2C2O4 + (NH4)2C2O4 + 2 NH4VO3 = 2(NH4)2[VO(C2O4)2(H2O)] + 2 H2O + 2 CO2
Fe + KOH = Fe(OH)3 + K =>
Fe + 3 KOH = Fe(OH)3 + 3 K
(NH2)2CO + HNO3 = N2 + CO2 + H2O =>
5(NH2)2CO + 6 HNO3 = 8 N2 + 5 CO2 + 13 H2O
(NH4)2SO4 + Pb(C2H3O2)2 = (NH4)(C2H3O2) + PbSO4 =>
(NH4)2SO4 + Pb(C2H3O2)2 = 2(NH4)(C2H3O2) + PbSO4
H3N + Ba(OH)2 = H2O + Ba3N2 =>
2 H3N + 3 Ba(OH)2 = 6 H2O + Ba3N2
MgN = Mg + N =>
MgN = Mg + N
Cr + AgNO3 = Cr(NO3)3 + Ag =>
Cr + 3 AgNO3 = Cr(NO3)3 + 3 Ag
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
C4H7N3O + O2 = CO2 + H2O + NO3 =>
4 C4H7N3O + 39 O2 = 16 CO2 + 14 H2O + 12 NO3
Mg(OH)2 + H = Mg + H2O =>
Mg(OH)2 + 2 H = Mg + 2 H2O
K3PO4 + Ca(NO3)2 = Ca3(PO4)2 + KNO3 =>
2 K3PO4 + 3 Ca(NO3)2 = Ca3(PO4)2 + 6 KNO3
PbSO4 + KOH = PbO + K2SO4 + H2O =>
PbSO4 + 2 KOH = PbO + K2SO4 + H2O
MnS + O2 + H2O = MnOOH + H2S =>
4 MnS + O2 + 6 H2O = 4 MnOOH + 4 H2S
CrO4{2-} + CN{-} + H2O = Cr{3+} + OCN{-} + OH{-} =>
2 CrO4{2-} + 3 CN{-} + 5 H2O = 2 Cr{3+} + 3 OCN{-} + 10 OH{-}
Na(ClO) = NaCl + NaClO3 =>
3 Na(ClO) = 2 NaCl + NaClO3
Zn + H2S2O7 = ZnS2O7 + H2S + H2O =>
8 Zn + 9 H2S2O7 = 8 ZnS2O7 + 2 H2S + 7 H2O
HCl + NaCHO2 = NaCl + HCHO2 =>
HCl + NaCHO2 = NaCl + HCHO2
MnSO4 + H2O = (MnOH)2SO4 + H2SO4 =>
2 MnSO4 + 2 H2O = (MnOH)2SO4 + H2SO4
Ca2C + HCl = CH4 + CaCl2 =>
Ca2C + 4 HCl = CH4 + 2 CaCl2
As + H2SO4 = H3AsO3 + SO2 =>
2 As + 3 H2SO4 = 2 H3AsO3 + 3 SO2
KBrO3 + H2SO4 + Na2SO3 = Br2 + K2SO4 + Na2SO4 + H2O =>
2 KBrO3 + H2SO4 + 5 Na2SO3 = Br2 + K2SO4 + 5 Na2SO4 + H2O
C12H18 + O2 = CO2 + H2O =>
2 C12H18 + 33 O2 = 24 CO2 + 18 H2O
Cl2(aq) + KBr(aq) = KCl(aq) + Br2(aq) =>
Cl2(aq) + 2 KBr(aq) = 2 KCl(aq) + Br2(aq)
KI + HCl + MnO2 = I2 + H2O + KCl + MnCl2 =>
2 KI + 4 HCl + MnO2 = I2 + 2 H2O + 2 KCl + MnCl2
NaHCO3 + H2C4H4O6 = Na2C4H4O6 + H2CO3 =>
2 NaHCO3 + H2C4H4O6 = Na2C4H4O6 + 2 H2CO3
C4H10O + K2Cr2O7 + H2SO4 = CO2 + Cr2(SO4)3 + K2SO4 + H2O =>
C4H10O + 4 K2Cr2O7 + 16 H2SO4 = 4 CO2 + 4 Cr2(SO4)3 + 4 K2SO4 + 21 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
H2S + KCr2O7 + H2SO4 = SCr2(SO4)3 + KHSO4 + H2O =>
13 H2S + 8 KCr2O7 + 27 H2SO4 = 8 SCr2(SO4)3 + 8 KHSO4 + 36 H2O
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
Br + H2O = HBr + HBrO =>
2 Br + H2O = HBr + HBrO
CH3COONa + KNO3 = Na2CO3 + K2CO3 + N2 + H2O + CO =>
8 CH3COONa + 10 KNO3 = 4 Na2CO3 + 5 K2CO3 + 5 N2 + 12 H2O + 7 CO
CH3COOH + Mg2 = CH3COOMg + H2 =>
2 CH3COOH + Mg2 = 2 CH3COOMg + H2
CH3NaO + H2O = CH4O + NaOH =>
CH3NaO + H2O = CH4O + NaOH
MnBr2 + K2CO3 = MnCO3 + K2Br2 =>
MnBr2 + K2CO3 = MnCO3 + K2Br2
Na2Zn(OH)4 + H2SO4 = Zn(OH)2 + Na2SO4 + H2O =>
Na2Zn(OH)4 + H2SO4 = Zn(OH)2 + Na2SO4 + 2 H2O
C5H12(l) + O2(g) = CO2(g) + H2O(l) =>
C5H12(l) + 8 O2(g) = 5 CO2(g) + 6 H2O(l)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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