| Équations équilibrées la veille | Équations équilibrées le lendemain |
HI + KHCO3 = H2CO3 + KI
oxygen + nitrogen = nitrogendioxide =>
2 O2 + N2 = 2 NO2
Zn + CuCl2 = Cu + ZnCl2 = =>
Zn + CuCl2 = Cu + ZnCl2
NaCN + NaOH + Cl2 = CO2 + N2 + H2O + NaCl =>
2 NaCN + 8 NaOH + 5 Cl2 = 2 CO2 + N2 + 4 H2O + 10 NaCl
Na2CrO4 + H2SO4 = Na2SO4 + Na2Cr2O7 + H2O =>
2 Na2CrO4 + H2SO4 = Na2SO4 + Na2Cr2O7 + H2O
H2S + NaClO3 = S + NaCl + H2O =>
3 H2S + NaClO3 = 3 S + NaCl + 3 H2O
HBr(aq) + Fe(OH)3(aq) = FeBr3(aq) + H2O =>
3 HBr(aq) + Fe(OH)3(aq) = FeBr3(aq) + 3 H2O
C + H2SO4 = CO2 + H2O + SO2 =>
C + 2 H2SO4 = CO2 + 2 H2O + 2 SO2
CH3CH(ONa)COONa + H2 = CH3CH(OH)COOH + Na =>
CH3CH(ONa)COONa + H2 = CH3CH(OH)COOH + 2 Na
Li3N + O2 = LiO2 + N2 =>
2 Li3N + 6 O2 = 6 LiO2 + N2
NaH2PO4 + Ca(OH)2 = Na3PO4 + Ca3(PO4)2 + H2O =>
3 NaH2PO4 + 3 Ca(OH)2 = Na3PO4 + Ca3(PO4)2 + 6 H2O
Ba{2+} + C2O4{2-} = BaC2O4 =>
Ba{2+} + C2O4{2-} = BaC2O4
Fe(OH)2 + HO = Fe(OH)3 =>
Fe(OH)2 + HO = Fe(OH)3
AgNO3 + Cl2 = AgCl + N2O3 + O2 =>
4 AgNO3 + 2 Cl2 = 4 AgCl + 2 N2O3 + 3 O2
P2O3 + H2BrO3 + H2O = H3PO4 + HBr =>
5 P2O3 + 4 H2BrO3 + 13 H2O = 10 H3PO4 + 4 HBr
Na2S + NiSO4 = Na2SO4 + NiS =>
Na2S + NiSO4 = Na2SO4 + NiS
Cr + N2 = Cr(N2)3 =>
Cr + 3 N2 = Cr(N2)3
NH3 + Na2S = Na2H3 + NS =>
NH3 + Na2S = Na2H3 + NS
FeS(s) + HCl(aq) = H2S(g) + FeCl2(aq) =>
FeS(s) + 2 HCl(aq) = H2S(g) + FeCl2(aq)
PbO2 + GeO2 = PbGeO4 =>
PbO2 + GeO2 = PbGeO4
HCO2H + H2SO4 = HSO4 + H3CO2 =>
HCO2H + H2SO4 = HSO4 + H3CO2
FeCl2*4H2O + H2C2O4 = FeC2O4*H2O + H2O + HCl =>
FeCl2*4H2O + H2C2O4 = FeC2O4*H2O + 3 H2O + 2 HCl
Fe(NH4)2(SO4)2 + NaClO = NaNH4SO4 + Fe(ClO)2 =>
Fe(NH4)2(SO4)2 + 2 NaClO = 2 NaNH4SO4 + Fe(ClO)2
RbMnO4 + H2SO4 + H2S = Rb2SO4 + MnSO4 + H2O =>
8 RbMnO4 + 7 H2SO4 + 5 H2S = 4 Rb2SO4 + 8 MnSO4 + 12 H2O
Ti(NO3)4 + CH4N2O + Mg(NO3)2*6H2O = MgTiO3 + CO2 + N2 + H2O =>
Ti(NO3)4 + 5 CH4N2O + Mg(NO3)2*6H2O = MgTiO3 + 5 CO2 + 8 N2 + 16 H2O
SrCO3 + KNO3 = Sr(NO3)2 + K2CO3 =>
SrCO3 + 2 KNO3 = Sr(NO3)2 + K2CO3
Rb + Br2 = RbBr =>
2 Rb + Br2 = 2 RbBr
N2O7Zr + H2O = H2N2O8Zr =>
N2O7Zr + H2O = H2N2O8Zr
Sr(NO2)2 + KMnO4 + H2O = Sr(NO3)2 + MnO2 + KOH =>
3 Sr(NO2)2 + 4 KMnO4 + 2 H2O = 3 Sr(NO3)2 + 4 MnO2 + 4 KOH
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
Na2CO3 + CaCl2 = CaCO3 + NaCl =>
Na2CO3 + CaCl2 = CaCO3 + 2 NaCl
Pb2(CO3)2 = PbO + CO2 =>
Pb2(CO3)2 = 2 PbO + 2 CO2
Mg + H2SO4 = MgSO4 + S + H2O =>
3 Mg + 4 H2SO4 = 3 MgSO4 + S + 4 H2O
NaCl + TiO = NaO + TiCl =>
NaCl + TiO = NaO + TiCl
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
NH3 + Na2S = Na2H3 + NS =>
NH3 + Na2S = Na2H3 + NS
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
H2SeO3 + H2O2 = H2SeO4 + H2O =>
H2SeO3 + H2O2 = H2SeO4 + H2O
CuS + Pb(NO3)2 = Cu(NO3)2 + PbS =>
CuS + Pb(NO3)2 = Cu(NO3)2 + PbS
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
N2(g) + O2(g) + H2O(g) = HNO3(g) =>
2 N2(g) + 5 O2(g) + 2 H2O(g) = 4 HNO3(g)
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Pb(NO3)2 + NaCl = Pb + NaNO3 + Cl =>
Pb(NO3)2 + 2 NaCl = Pb + 2 NaNO3 + 2 Cl
C5H8 + O2 = CO + H2O =>
2 C5H8 + 9 O2 = 10 CO + 8 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/12/24
Équations équilibrées sur12/12/23
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