| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 CH3COOH + 2 NaHCO3 = 2 CH3COONa + 4 CO + 4 H2O
Na2HPO4 = Na4P2O7 + H2O =>
2 Na2HPO4 = Na4P2O7 + H2O
NH4CNS + FeCl3 = NH4Cl + Fe(CNS)3 =>
3 NH4CNS + FeCl3 = 3 NH4Cl + Fe(CNS)3
I2 + Fe2O3 = FeI2 + O2 =>
4 I2 + 2 Fe2O3 = 4 FeI2 + 3 O2
Na3PO4(aq) + HNO3(aq) = H3PO4(aq) + NaNO3(aq) =>
Na3PO4(aq) + 3 HNO3(aq) = H3PO4(aq) + 3 NaNO3(aq)
CH3I + O2 = CO3 + HI + H2O =>
CH3I + 2 O2 = CO3 + HI + H2O
Sn + HNO3 + H2O = H2SnO3 + NO =>
3 Sn + 4 HNO3 + H2O = 3 H2SnO3 + 4 NO
ClO2 + OH{-} = ClO2{2-} + ClO3{-} + H2O =>
3 ClO2 + 4 OH{-} = ClO2{2-} + 2 ClO3{-} + 2 H2O
Na3As + H2O = AsH3 + NaOH =>
Na3As + 3 H2O = AsH3 + 3 NaOH
CrF4 + H2O = Cr2O7{2-} + Cr{3+} + HF + OH{-} =>
6 CrF4 + 17 H2O = Cr2O7{2-} + 4 Cr{3+} + 24 HF + 10 OH{-}
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
AgBr2 + KOH = KBr + Ag(OH)2 =>
AgBr2 + 2 KOH = 2 KBr + Ag(OH)2
C + H2O = CO + H2 =>
C + H2O = CO + H2
Al + H2 = AlH =>
2 Al + H2 = 2 AlH
Na(s) + H2O(g) = NaOH(aq) + H2(g) =>
2 Na(s) + 2 H2O(g) = 2 NaOH(aq) + H2(g)
PB(NO3)2 + HCl = PBCl2 + HNO3 =>
PB(NO3)2 + 2 HCl = PBCl2 + 2 HNO3
Ag(NO3) + CU = CU(NO3) + Ag =>
Ag(NO3) + CU = CU(NO3) + Ag
Ca(s) + NiCl2(s) = CaCl2(s) + Ni(s) =>
Ca(s) + NiCl2(s) = CaCl2(s) + Ni(s)
FeCl3 + H2O = HCl + FeOOH =>
FeCl3 + 2 H2O = 3 HCl + FeOOH
Cu + CH3COOH + KMnO4 = Cu(CH3COO)2 + CH3COOK + MnO2 + H2O =>
3 Cu + 8 CH3COOH + 2 KMnO4 = 3 Cu(CH3COO)2 + 2 CH3COOK + 2 MnO2 + 4 H2O
F + H = HF =>
F + H = HF
Pb + AgCl = PbCl2 + Ag =>
Pb + 2 AgCl = PbCl2 + 2 Ag
Ca(NO3)2 + K2CO3 = CaCO3 + K2(NO3)2 =>
Ca(NO3)2 + K2CO3 = CaCO3 + K2(NO3)2
J2 + H2O2 = HJO3 + H2O =>
J2 + 5 H2O2 = 2 HJO3 + 4 H2O
C3H6O + C6H6N4O4 = C9H10O4N4 + H2O =>
C3H6O + C6H6N4O4 = C9H10O4N4 + H2O
CuSO4*5H2O + Na2CO3 = HCO3 + Cu(OH)2 + Na2SO4 + H2O + H2 =>
2 CuSO4*5H2O + 2 Na2CO3 = 2 HCO3 + 2 Cu(OH)2 + 2 Na2SO4 + 6 H2O + H2
P2O5 + Ca(OH)2 = Ca3(PO4)2 + H2O =>
P2O5 + 3 Ca(OH)2 = Ca3(PO4)2 + 3 H2O
NH3 + H2SO4 = H2 + NSO4 =>
2 NH3 + 2 H2SO4 = 5 H2 + 2 NSO4
HCI + KOH = KCI + H2O =>
HCI + KOH = KCI + H2O
KClO3 = KCl + O =>
KClO3 = KCl + 3 O
B2O3(s) + HF(l) = BF3(s) + H2O(l) =>
B2O3(s) + 6 HF(l) = 2 BF3(s) + 3 H2O(l)
Pb(NO3)2 + Al2(CrO4)3 = PbCrO4 + Al(NO3)3 =>
3 Pb(NO3)2 + Al2(CrO4)3 = 3 PbCrO4 + 2 Al(NO3)3
Fe(NO3)3 + NH4OH = Fe(OH)3 + (NH4)(NO3) =>
Fe(NO3)3 + 3 NH4OH = Fe(OH)3 + 3(NH4)(NO3)
Bi2(SO4)3 + (NH4)2S = Bi2S + (NH4)2 + (SO4)3 =>
Bi2(SO4)3 + (NH4)2S = Bi2S + (NH4)2 + (SO4)3
SiO2(s) + CaCO3(s) = CaSiO5(s) + C(s) =>
SiO2(s) + CaCO3(s) = CaSiO5(s) + C(s)
H2 + OH{-} + Fe{3 = H2O+Fe{2+} =>
H2 + 2 OH{-} + 2 Fe{3 = 2 H2O+2Fe{2+}
O80 + H90 = H2O =>
9 O80 + 16 H90 = 720 H2O
Na2S(aq) + KMnO4 + H2O = KOH + MnO2 + NaOH + S =>
3 Na2S(aq) + 2 KMnO4 + 4 H2O = 2 KOH + 2 MnO2 + 6 NaOH + 3 S
HNO3 + NH3 = NH3NO3 + H =>
HNO3 + NH3 = NH3NO3 + H
propane + oxygen = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Ca(IO3)2 + KI + HCl = KCl + CaCl2 + II2 + H2O =>
Ca(IO3)2 + 10 KI + 12 HCl = 10 KCl + CaCl2 + 4 II2 + 6 H2O
Co(SCN)4{2-} + H2O = Co(H2O)4{2+} + SCN{-} =>
Co(SCN)4{2-} + 4 H2O = Co(H2O)4{2+} + 4 SCN{-}
C8H8O3 + O2 = CO2 + H2O =>
2 C8H8O3 + 17 O2 = 16 CO2 + 8 H2O
NH4CNS + FeCl3 = NH4Cl + Fe(CNS)3 =>
3 NH4CNS + FeCl3 = 3 NH4Cl + Fe(CNS)3
RbNO3 + BeF2 = Be(NO3)2 + RbF =>
2 RbNO3 + BeF2 = Be(NO3)2 + 2 RbF
H2CO + H2O = CH4 + O3 =>
3 H2CO + 3 H2O = 3 CH4 + 2 O3
H2 + CO = C3H8 + H2O =>
7 H2 + 3 CO = C3H8 + 3 H2O
HClO + KOH = KClO + H2O =>
HClO + KOH = KClO + H2O
HCO3 + NaNO3 = HNO3 + NaCO3 =>
HCO3 + NaNO3 = HNO3 + NaCO3
CO3 + CaO = CaCO4 =>
CO3 + CaO = CaCO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/21/24
Équations équilibrées sur04/20/23
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