| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Si + 2 NaOH + 3 H2O = Na2Si2O5 + 4 H2
Co(SCN)2 = Co + SCN =>
Co(SCN)2 = Co + 2 SCN
FeO + CH3COOH = Fe(CH3COO)2 + H2O =>
FeO + 2 CH3COOH = Fe(CH3COO)2 + H2O
Cr + H2CO3 = H2 + Cr2(CO3)2 =>
2 Cr + 2 H2CO3 = 2 H2 + Cr2(CO3)2
CaCO2 + CO2 = CaCO3 + CO =>
CaCO2 + CO2 = CaCO3 + CO
H2 + SO3 + O2 = H2SO4 =>
2 H2 + 2 SO3 + O2 = 2 H2SO4
Cu(OH)2 + NaNO2 = Cu(NO2)2 + NaOH =>
Cu(OH)2 + 2 NaNO2 = Cu(NO2)2 + 2 NaOH
Cr2(SO4)3 + H2O = Cr2O7 + SO4 + H =>
Cr2(SO4)3 + 7 H2O = Cr2O7 + 3 SO4 + 14 H
Fe + H2O = Fe(OH2) =>
Fe + H2O = Fe(OH2)
C2H3N + O2 = CO2 + H2O + NO2 =>
4 C2H3N + 15 O2 = 8 CO2 + 6 H2O + 4 NO2
KMnO4 + Na2SO3 + NaOH = Na2SO4 + Na2MnO4 + K2MnO4 + H2O =>
2 KMnO4 + Na2SO3 + 2 NaOH = Na2SO4 + Na2MnO4 + K2MnO4 + H2O
Na + H2O = Na2O2H2 + H =>
2 Na + 2 H2O = Na2O2H2 + 2 H
Hg(s) + HNO3(g) + HCl = HgCl3(g) + NO(aq) + H2O(l) =>
Hg(s) + HNO3(g) + 3 HCl = HgCl3(g) + NO(aq) + 2 H2O(l)
Na3PO4 + FeCl3 = Na3Cl + Fe(PO4)3 =>
3 Na3PO4 + FeCl3 = 3 Na3Cl + Fe(PO4)3
CCl4 + AgF = AgCl + CF4 =>
CCl4 + 4 AgF = 4 AgCl + CF4
NiCHO2 + H2SO4 = CH2O2 + Ni2SO4 =>
2 NiCHO2 + H2SO4 = 2 CH2O2 + Ni2SO4
Sr(OH)2 + Fe(NO3)3 = Sr(NO3)2 + Fe(OH)3 =>
3 Sr(OH)2 + 2 Fe(NO3)3 = 3 Sr(NO3)2 + 2 Fe(OH)3
C4H10S + NaOCl = C8H18S2NaCl + H2O =>
2 C4H10S + NaOCl = C8H18S2NaCl + H2O
S86 + O2 = S2O3 =>
2 S86 + 129 O2 = 86 S2O3
CuNO3*3H2O = CuNO3 + H2O =>
CuNO3*3H2O = CuNO3 + 3 H2O
Cr2(CO3)3 + H2SO4 = Cr2(SO4)3 + H2CO3 =>
Cr2(CO3)3 + 3 H2SO4 = Cr2(SO4)3 + 3 H2CO3
CO + NO = CO2 + N2 =>
2 CO + 2 NO = 2 CO2 + N2
Co2(SO4)3 + NaOH = Na2SO4 + Co2(OH)6 =>
Co2(SO4)3 + 6 NaOH = 3 Na2SO4 + Co2(OH)6
Sr(NO2)2 + (NH4)(OH) = Sr(OH)2 + (NH4)(NO2) =>
Sr(NO2)2 + 2(NH4)(OH) = Sr(OH)2 + 2(NH4)(NO2)
Fe + Au2 = Fe2Au4 =>
2 Fe + 2 Au2 = Fe2Au4
KBrO3 + HBr + C8H10O2 = C8H10O2Br + H2O + KBr =>
KBrO3 + 6 HBr + 6 C8H10O2 = 6 C8H10O2Br + 3 H2O + KBr
H2O + C6H5OH = C6H5O{-} + H3O{+} =>
H2O + C6H5OH = C6H5O{-} + H3O{+}
B203 + C = B4C =>
4 B203 + 203 C = 203 B4C
S2O8 + C2H6N2O + H2O = CO2 + HSO4 + HNO3 =>
11 S2O8 + C2H6N2O + 9 H2O = 2 CO2 + 22 HSO4 + 2 HNO3
H2NCH2CH2CH2CN + O2 = H2O + HNO3 + CO2 =>
2 H2NCH2CH2CH2CN + 17 O2 = 6 H2O + 4 HNO3 + 8 CO2
CoCl2 + KSCN = K2[Co(NCS)4] + KCl =>
CoCl2 + 4 KSCN = K2[Co(NCS)4] + 2 KCl
CO + NO = CO2 + N2 =>
2 CO + 2 NO = 2 CO2 + N2
AgNO3 + CsCl = AgCl + CsNO3 =>
AgNO3 + CsCl = AgCl + CsNO3
NH3 + Al2O12S3 = NH3Al2O12S3 =>
NH3 + Al2O12S3 = NH3Al2O12S3
C3H5(OH)3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2(SO4) + CO2 + H2O =>
3 C3H5(OH)3 + 7 K2Cr2O7 + 28 H2SO4 = 7 Cr2(SO4)3 + 7 K2(SO4) + 9 CO2 + 40 H2O
H2SO4 + PB(C2H3O2)2 = H(C2H3O2) + PBSO4 =>
H2SO4 + PB(C2H3O2)2 = 2 H(C2H3O2) + PBSO4
NaOH + HCl = Cl + NaOH2 =>
NaOH + HCl = Cl + NaOH2
NaHCO3(s) + HCH3CO2(aq) = NaCH3CO2(aq) + CO2(g) + H2O(l) =>
NaHCO3(s) + HCH3CO2(aq) = NaCH3CO2(aq) + CO2(g) + H2O(l)
C3H5(OH)3 + K2Cr2O7 + H2SO4 = Cr2(SO4) + K2(SO4) + CO2 + H2O =>
5 C3H5(OH)3 + 7 K2Cr2O7 + 14 H2SO4 = 7 Cr2(SO4) + 7 K2(SO4) + 15 CO2 + 34 H2O
H2 + MnO2 = MnO + H2O =>
H2 + MnO2 = MnO + H2O
SnCl2 + NaOH + NaBiO3 + H2O = Na2[Sn(OH)6] + Bi(OH)3 + HCl =>
SnCl2 + NaOH + NaBiO3 + 5 H2O = Na2[Sn(OH)6] + Bi(OH)3 + 2 HCl
Na2B4O7*10H2O + H2O2 + NaOH + H2O = Na2[B2(O2)2(OH)4]*6H2O =>
Na2B4O7*10H2O + 4 H2O2 + 2 NaOH + H2O = 2 Na2[B2(O2)2(OH)4]*6H2O
KH(IO3)2 + KOH = H2O + KIO3 =>
KH(IO3)2 + KOH = H2O + 2 KIO3
Na2B4O7*10H2O + H2O2 + NaOH + H2O = Na2[B2(OH)4(O2)2]*6H2O =>
Na2B4O7*10H2O + 4 H2O2 + 2 NaOH + H2O = 2 Na2[B2(OH)4(O2)2]*6H2O
N2H2 + ClO3 = NHO + Cl =>
3 N2H2 + 2 ClO3 = 6 NHO + 2 Cl
Na2(CO3)(s) + HCl(aq) = CO2(g) + H2O(l) + NaCl(aq) =>
Na2(CO3)(s) + 2 HCl(aq) = CO2(g) + H2O(l) + 2 NaCl(aq)
C3H5(OH)3 + K2Cr2O7 + H2SO4 = Cr2(SO4) + K2SO4 + CO2 + H2O =>
5 C3H5(OH)3 + 7 K2Cr2O7 + 14 H2SO4 = 7 Cr2(SO4) + 7 K2SO4 + 15 CO2 + 34 H2O
MnO4{-} + H2O + C2O4{-2} = MnO2 + CO3{-2} + H{+} =>
2 MnO4{-} + 2 H2O + 3 C2O4{-2} = 2 MnO2 + 6 CO3{-2} + 4 H{+}
C6H5OH + K2Cr2O7 + H2SO4 = C6H5COOH + Cr2(SO4)3 + K2SO4 + H2O =>
21 C6H5OH + 8 K2Cr2O7 + 32 H2SO4 = 18 C6H5COOH + 8 Cr2(SO4)3 + 8 K2SO4 + 41 H2O
Fe + H2O = Fe(OH2) =>
Fe + H2O = Fe(OH2)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/06/25
Équations équilibrées sur04/05/24
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