| Équations équilibrées la veille | Équations équilibrées le lendemain |
Pb(OH)2 + H2S = PbS + 2 H2O
KI + Br = KBr + I =>
KI + Br = KBr + I
OH + C6H6O = H2O + CO2 =>
28 OH + C6H6O = 17 H2O + 6 CO2
Cu(s) + S8(s) = Cu2S(s) =>
16 Cu(s) + S8(s) = 8 Cu2S(s)
CrCl3 + NH3 = CrH3 + NCl3 =>
CrCl3 + NH3 = CrH3 + NCl3
C3H7COOH + KHCO3 = C3H7COOK + H2O + CO2 =>
C3H7COOH + KHCO3 = C3H7COOK + H2O + CO2
SNO2 + H2 = SN + H2O =>
SNO2 + 2 H2 = SN + 2 H2O
KMnO4 + H2O + Na2SO3 = MnO2 + Na2SO4 + KOH =>
2 KMnO4 + H2O + 3 Na2SO3 = 2 MnO2 + 3 Na2SO4 + 2 KOH
(NH4)3(PO4) + K(CH3COO) = (NH4)(CH3COO) + K3(PO4) =>
(NH4)3(PO4) + 3 K(CH3COO) = 3(NH4)(CH3COO) + K3(PO4)
PbSO4() + Al(OH)3() = Pb(OH)2() + Al2(SO4)3() =>
3 PbSO4() + 2 Al(OH)3() = 3 Pb(OH)2() + Al2(SO4)3()
P + Br = PBr3 =>
P + 3 Br = PBr3
C17H35CO2 + O2 = CO2 + H2O =>
4 C17H35CO2 + 103 O2 = 72 CO2 + 70 H2O
Hg2(NO3)2 + Na2SO3 + H2O = Hg + Na2SO4 + H2NO3 =>
Hg2(NO3)2 + 2 Na2SO3 + 2 H2O = 2 Hg + 2 Na2SO4 + 2 H2NO3
K + Br = KBr =>
K + Br = KBr
Na3(PO4) + Fe(SO4) = Na2(SO4) + Fe3(PO4)2 =>
2 Na3(PO4) + 3 Fe(SO4) = 3 Na2(SO4) + Fe3(PO4)2
FeCl2 + Na2CO3 = FeCO3 + NaCl =>
FeCl2 + Na2CO3 = FeCO3 + 2 NaCl
Mg(NO3)2 + Na2CO3 = Na2(NO3)2 + MgCO3 =>
Mg(NO3)2 + Na2CO3 = Na2(NO3)2 + MgCO3
MnO4{-} + H2O + Br{-} = MnO2 + OH{-} + BrO3{-] =>
2 MnO4{-} + H2O + Br{-} = 2 MnO2 + 2 OH{-} + BrO3{-]
Mg + CuSO4 = Mg3(SO4)2 + Cu =>
3 Mg + 2 CuSO4 = Mg3(SO4)2 + 2 Cu
SnO2 + C = Sn + CO =>
SnO2 + 2 C = Sn + 2 CO
Al(NO3)3Ba(OH)2 = Al(OH)2Ba(NO3)3 =>
Al(NO3)3Ba(OH)2 = Al(OH)2Ba(NO3)3
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
HClO(aq) + HCl(aq) = H2O(l) + Cl2(g) =>
HClO(aq) + HCl(aq) = H2O(l) + Cl2(g)
Ca(NO3)2(aq) + HCl = HNO3(aq) + CaCl2(aq) =>
Ca(NO3)2(aq) + 2 HCl = 2 HNO3(aq) + CaCl2(aq)
NH3 + H2O = NH6 + O2 =>
4 NH3 + 6 H2O = 4 NH6 + 3 O2
Na2SO3 + Cl = NaCl + SO3 =>
Na2SO3 + 2 Cl = 2 NaCl + SO3
K2S + HNO3 = KNO3 + H2S =>
K2S + 2 HNO3 = 2 KNO3 + H2S
CrCl3 + K(OH) + Br2 = K2CrO4 + KClO4 + KBr + H2O =>
2 CrCl3 + 64 K(OH) + 27 Br2 = 2 K2CrO4 + 6 KClO4 + 54 KBr + 32 H2O
Cr2O7{2-} + SO2 + H{+} = Cr{3+} + HSO4{-} + HOH =>
Cr2O7{2-} + 3 SO2 + 5 H{+} = 2 Cr{3+} + 3 HSO4{-} + HOH
Mn4(Fe(CN)6)7 + Re3(Fe(CN)6)7 = Mn3(Fe(CN)6)7 + Re4(Fe(CN)6)7 =>
3 Mn4(Fe(CN)6)7 + 4 Re3(Fe(CN)6)7 = 4 Mn3(Fe(CN)6)7 + 3 Re4(Fe(CN)6)7
Cl2 + KBr = KClBr =>
Cl2 + 2 KBr = 2 KClBr
Sn + P = Sn3P3 =>
3 Sn + 3 P = Sn3P3
NHO3 + N2S = NO + H2O + S =>
4 NHO3 + 3 N2S = 10 NO + 2 H2O + 3 S
SnO2 + CO = Sn + CO2 =>
SnO2 + 2 CO = Sn + 2 CO2
Al + Mn(NO3)2 = Al(NO3)3 + Mn =>
2 Al + 3 Mn(NO3)2 = 2 Al(NO3)3 + 3 Mn
[Ni(H2O)6]{2+} + C2H8N2 = [Ni(C2H8N2)]{2+} + H2O =>
[Ni(H2O)6]{2+} + C2H8N2 = [Ni(C2H8N2)]{2+} + 6 H2O
Hg{2+} + Cu = Hg2 + Cu{+} =>
2 Hg{2+} + 4 Cu = Hg2 + 4 Cu{+}
Li2(SO4) + SrCl2 = Li2Cl2 + Sr(SO4) =>
Li2(SO4) + SrCl2 = Li2Cl2 + Sr(SO4)
BaS + HNO3 = Ba(NO3)2 + H2S =>
BaS + 2 HNO3 = Ba(NO3)2 + H2S
Sb2S3 + HCl + HNO3 = H3[SbCl6] + H2SO4 + NO2 + H2O =>
Sb2S3 + 12 HCl + 24 HNO3 = 2 H3[SbCl6] + 3 H2SO4 + 24 NO2 + 12 H2O
Ni(s) + Cu(NO3)2(aq) = Ni(NO3)3(aq) + Cu(s) =>
2 Ni(s) + 3 Cu(NO3)2(aq) = 2 Ni(NO3)3(aq) + 3 Cu(s)
C4H8Br2Zn = C4H8ZnBr2 =>
C4H8Br2Zn = C4H8ZnBr2
SCl2 + NH3 = S4N4 + NH4Cl + S =>
6 SCl2 + 16 NH3 = S4N4 + 12 NH4Cl + 2 S
H2 + Cu{2+} + O{2-} = Cu + H2O =>
H2 + Cu{2+} + O{2-} = Cu + H2O
Zn + NaOH + H2O = NaZn4352354234235235423421O2 + H2 =>
1.844674407371E + 19 Zn + 2 NaOH + 2 H2O = 2 NaZn4352354234235235423421O2 + 3 H2
(NH4)2S + Al2(SO4)3 = (NH4)2(SO4) + Al2S3 =>
3(NH4)2S + Al2(SO4)3 = 3(NH4)2(SO4) + Al2S3
hydrogenchloride + zincsulfide = zincchloride + H2S =>
2 HCl + ZnS = ZnCl2 + H2S
CH3OH + MnO4{-} = CO2 + MnO2 + OH{-} + H2O =>
CH3OH + 2 MnO4{-} = CO2 + 2 MnO2 + 2 OH{-} + H2O
Cr(s) + I2(s) = CrI3 =>
2 Cr(s) + 3 I2(s) = 2 CrI3
UF4(S) + H2O(l) = UO2(S) + HF(l) =>
UF4(S) + 2 H2O(l) = UO2(S) + 4 HF(l)
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Équations équilibrées sur12/10/24
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