| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cu(NO3)2 + Na2SiO3 = CuSiO3 + Na2(NO3)2
AgNO3 + HNO3 = Ag(NO3)2 + H2 =>
2 AgNO3 + 2 HNO3 = 2 Ag(NO3)2 + H2
PbSO4(s) + NaC2H3O2(aq) = Na2[Pb(C2H3O2)4](aq) + Na2SO4 =>
PbSO4(s) + 4 NaC2H3O2(aq) = Na2[Pb(C2H3O2)4](aq) + Na2SO4
HNO3(aq) + KCl(aq) = KH + NO3Cl =>
HNO3(aq) + KCl(aq) = KH + NO3Cl
Cu2O + C = Cu + CO2 =>
2 Cu2O + C = 4 Cu + CO2
MnO4{-} + SO2 + H2O = Mn2{+} + SO4{-}2 + H{+} =>
6 MnO4{-} + 13 SO2 + 2 H2O = 3 Mn2{+} + 13 SO4{-}2 + 4 H{+}
KHSO4 + NaOH = KOH + NaHSO4 =>
KHSO4 + NaOH = KOH + NaHSO4
K2S(aq) + CoCl2(ag) = KCl(aq) + CoS(s) =>
K2S(aq) + CoCl2(ag) = 2 KCl(aq) + CoS(s)
AgNO3 + (NH4)2C2O4 = Ag2C2O4 + (NH4)(NO3) =>
2 AgNO3 + (NH4)2C2O4 = Ag2C2O4 + 2(NH4)(NO3)
Fe2(CO3)3 + CH3COOH = (CH3COO)3Fe + CO2 + H2O =>
Fe2(CO3)3 + 6 CH3COOH = 2(CH3COO)3Fe + 3 CO2 + 3 H2O
F + Ar = FAr =>
F + Ar = FAr
CuCl2 = Cu + Cl2 =>
CuCl2 = Cu + Cl2
SO2 + KMnO4 + KOH = K2SO4 + MnO2 + H2O =>
3 SO2 + 2 KMnO4 + 4 KOH = 3 K2SO4 + 2 MnO2 + 2 H2O
Fe + Co(NO3)2 = Fe(NO3)2 + Co =>
Fe + Co(NO3)2 = Fe(NO3)2 + Co
C(g) + H2O(g) = H2(g) + CO2(g) =>
C(g) + 2 H2O(g) = 2 H2(g) + CO2(g)
V2O5 + Na2S + H2O = VO2 + NaSO3 + NaOH =>
7 V2O5 + 2 Na2S + H2O = 14 VO2 + 2 NaSO3 + 2 NaOH
Ag + HI = AgI + H2 =>
2 Ag + 2 HI = 2 AgI + H2
Ba(OH)2 + Al = BaAlO2 + H2 =>
Ba(OH)2 + Al = BaAlO2 + H2
CHCl3 + O2 = COCl2 + HCl =>
2 CHCl3 + O2 = 2 COCl2 + 2 HCl
Sr(HCO3)2 = SrCO3 + H2O + CO2 =>
Sr(HCO3)2 = SrCO3 + H2O + CO2
C4H10(g) + O2(g) = CO2(g) + H2O(g) =>
2 C4H10(g) + 13 O2(g) = 8 CO2(g) + 10 H2O(g)
Cr + HNO3 = Cr2O3 + NO2 + H2O =>
2 Cr + 6 HNO3 = Cr2O3 + 6 NO2 + 3 H2O
CH3COOH + MgCO3 = CO2 + H2O + MgCOOH =>
3 CH3COOH + 8 MgCO3 = 6 CO2 + 2 H2O + 8 MgCOOH
Ca3 + H2O = Ca3OH + H2 =>
2 Ca3 + 2 H2O = 2 Ca3OH + H2
NaHCO3 + CH3CHOHCOOH = CH3CHOHCOONa + H2CO3 =>
NaHCO3 + CH3CHOHCOOH = CH3CHOHCOONa + H2CO3
FeCl2 + KMnO4 = Fe(MnO4)2 + KCl =>
FeCl2 + 2 KMnO4 = Fe(MnO4)2 + 2 KCl
Co + N = Co3N2 =>
3 Co + 2 N = Co3N2
C3H8O + CuO = C3H6O + Cu + H2O =>
C3H8O + CuO = C3H6O + Cu + H2O
CaSO3 + H2O = CaSO4 + H2 =>
CaSO3 + H2O = CaSO4 + H2
Al + KMnO4 = K + Al(MnO4)3 =>
Al + 3 KMnO4 = 3 K + Al(MnO4)3
BaC4H6O4 + Na3PO4 = Ba3(PO4)2 + NaC2H3O2 =>
3 BaC4H6O4 + 2 Na3PO4 = Ba3(PO4)2 + 6 NaC2H3O2
NaCl + NaOH = Na + HCl + O2 =>
2 NaCl + 2 NaOH = 4 Na + 2 HCl + O2
Cr(OH)4{-1]+H2O2+OH{-} = CrO4{-2}+H2O =>
2 Cr(OH)4{-1]+3H2O2+2OH{-} = 2 CrO4{-2}+8H2O
LiOH + SO2 = Li2SO3 + H2O =>
2 LiOH + SO2 = Li2SO3 + H2O
Ba(OH)2 + NaCl = BaCl2 + NaOH =>
Ba(OH)2 + 2 NaCl = BaCl2 + 2 NaOH
H2SO4 + C2H5OH = C2H5OSO2OH + H2O =>
H2SO4 + C2H5OH = C2H5OSO2OH + H2O
SO2 + KMnO4 + H2O = MnSO4 + H2SO4 + K2SO4 =>
5 SO2 + 2 KMnO4 + 2 H2O = 2 MnSO4 + 2 H2SO4 + K2SO4
CH3COOH + NaHCO3 = CH3COONa + H2CO3 =>
CH3COOH + NaHCO3 = CH3COONa + H2CO3
W2O4 + H2 = W + H2O =>
W2O4 + 4 H2 = 2 W + 4 H2O
Cs2SO4 = Cs2 + SO4 =>
Cs2SO4 = Cs2 + SO4
Pb(NO3)2 + Na2O = PbO + Na(NO3) =>
Pb(NO3)2 + Na2O = PbO + 2 Na(NO3)
KMnO4 + CH2OHCHOHCH2OH = CH2CHOHCHO + KOH + MnO2 + H2O =>
KMnO4 + 3 CH2OHCHOHCH2OH = 3 CH2CHOHCHO + KOH + MnO2 + 4 H2O
NaCl + C6H8O7 = NaClC6H8O7 =>
NaCl + C6H8O7 = NaClC6H8O7
MgCl2 + Na2HPO4 = Mg3(PO4)2 + NaCl + H3PO4 =>
3 MgCl2 + 3 Na2HPO4 = Mg3(PO4)2 + 6 NaCl + H3PO4
Mg + NO = MgO + Mg3N2 =>
5 Mg + 2 NO = 2 MgO + Mg3N2
La2O3 + Al2O3 = LaAlO3 =>
La2O3 + Al2O3 = 2 LaAlO3
NH4VO3 + Zn + HCl = VOCl2 + ZnCl2 + NH4Cl + H2O =>
2 NH4VO3 + Zn + 8 HCl = 2 VOCl2 + ZnCl2 + 2 NH4Cl + 4 H2O
Se + H2 = SeH2 =>
Se + H2 = SeH2
Co + Ba = CoBa =>
Co + Ba = CoBa
CrCl2 + HNO3 = Cr(NO3)2 + HCl =>
CrCl2 + 2 HNO3 = Cr(NO3)2 + 2 HCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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