| Équations équilibrées la veille |
[Zn(H2O)4]Cl2 + 4 NH3*H2O = [Zn(NH3)4]Cl2 + 8 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
HCOONa + CH3CHClCH3 = CH3CHCOOHCH3 + NaCl =>
HCOONa + CH3CHClCH3 = CH3CHCOOHCH3 + NaCl
CoI3 + H2 = HI + Co =>
2 CoI3 + 3 H2 = 6 HI + 2 Co
K2Cr2O7 + K2HPO3 + KOH = K3(Cr(OH)4) + K3PO4 + H2O =>
K2Cr2O7 + 5 K2HPO3 + 9 KOH = 2 K3(Cr(OH)4) + 5 K3PO4 + 3 H2O
K2S + CuCl2 = Cu2S + KCl2 =>
K2S + 2 CuCl2 = Cu2S + 2 KCl2
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
H2SO4 + KMnO4 + H2O2 = MnO4 + K2SO4 + H2O =>
H2SO4 + 2 KMnO4 + H2O2 = 2 MnO4 + K2SO4 + 2 H2O
FeCl3 + NH4SCN = Fe(SCN)2 + Cl + NH4 =>
FeCl3 + 2 NH4SCN = Fe(SCN)2 + 3 Cl + 2 NH4
KHCO3 = CO2 + H2O + K2CO3 =>
2 KHCO3 = CO2 + H2O + K2CO3
NaCl(aq) + Hg2(C2H3O2)2(aq) = HgCl(s) + Na(C2H3O2)(aq) =>
2 NaCl(aq) + Hg2(C2H3O2)2(aq) = 2 HgCl(s) + 2 Na(C2H3O2)(aq)
(NH4)2O + Cr(BrO3)3 = Cr2O3 + NH4BrO3 =>
3(NH4)2O + 2 Cr(BrO3)3 = Cr2O3 + 6 NH4BrO3
K2S + KBrO3 = K2SO4 + KBr =>
3 K2S + 4 KBrO3 = 3 K2SO4 + 4 KBr
Cu + HNO3 = Cu(NO3)2 + H2O + NO2 =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 H2O + 2 NO2
Mn2 + H2S = MnS + H =>
Mn2 + 2 H2S = 2 MnS + 4 H
CuCI2 + NaNO3 = NaCI2 + CuNO3 =>
CuCI2 + NaNO3 = NaCI2 + CuNO3
NaHSO3 = Na2SO3 + H2O + SO2 =>
2 NaHSO3 = Na2SO3 + H2O + SO2
Pb(NO3)2 + H2SO4 = PbSO4 + HNO3 =>
Pb(NO3)2 + H2SO4 = PbSO4 + 2 HNO3
Sr3N2 + H2O = N2 + Sr(OH)2 + H2 =>
Sr3N2 + 6 H2O = N2 + 3 Sr(OH)2 + 3 H2
KI2 + Cl2 = Cl2I2 + K =>
KI2 + Cl2 = Cl2I2 + K
Ag + HCIO3 + HCI = H2O + AgCI =>
6 Ag + HCIO3 + 5 HCI = 3 H2O + 6 AgCI
NaOH + FeBr{3} = FeOH{3} + NaBr =>
NaOH + FeBr{3} = FeOH{3} + NaBr
HCl + Zn(NO3)2 = ZnCl2 + H + NO3 =>
2 HCl + Zn(NO3)2 = ZnCl2 + 2 H + 2 NO3
NH4CO3 + H2SO4 = NH4 + SO4 + CO2 + H2O =>
NH4CO3 + H2SO4 = NH4 + SO4 + CO2 + H2O
H3PO4 + Ta(OH)5 = Ta3(PO4)5 + H2O =>
5 H3PO4 + 3 Ta(OH)5 = Ta3(PO4)5 + 15 H2O
Ba + Pb(NO3)2 = Pb2 + Ba(NO3) =>
4 Ba + 2 Pb(NO3)2 = Pb2 + 4 Ba(NO3)
Mn + Cr(NO3)2 = Mn(NO3)2 + Cr =>
Mn + Cr(NO3)2 = Mn(NO3)2 + Cr
Ba + O2 = BaO =>
2 Ba + O2 = 2 BaO
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
AgNO3 + Al2(Cr2O7)3 = Ag2Cr2O7 + Al(NO3)3 =>
6 AgNO3 + Al2(Cr2O7)3 = 3 Ag2Cr2O7 + 2 Al(NO3)3
Ca(OH)2 + CuCl2 = CaCl2 + Cu(OH)2 =>
Ca(OH)2 + CuCl2 = CaCl2 + Cu(OH)2
CH3SH + CO = CH3CO(SCH3) + H2S =>
2 CH3SH + CO = CH3CO(SCH3) + H2S
Na2SiO3 + H2SO3 = H2SiO3 + Na2SO3 =>
Na2SiO3 + H2SO3 = H2SiO3 + Na2SO3
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
Cr2(SO4)3 + CsOH = Cs3[Cr(OH)6] + Cs2SO4 =>
Cr2(SO4)3 + 12 CsOH = 2 Cs3[Cr(OH)6] + 3 Cs2SO4
Co(NO3)2 + NH4Cl = NH4NO3 + CoCl2 =>
Co(NO3)2 + 2 NH4Cl = 2 NH4NO3 + CoCl2
Cl2O7 + Na2O = NaCl + O2 =>
Cl2O7 + Na2O = 2 NaCl + 4 O2
CuO + C = Cu + CO2 =>
2 CuO + C = 2 Cu + CO2
FeBr(aq) + NaOH(aq) = FeOH(s) + NaBr(aq) =>
FeBr(aq) + NaOH(aq) = FeOH(s) + NaBr(aq)
H + Cl = HCl =>
H + Cl = HCl
K2S + FeBr2 = FeS + KBr =>
K2S + FeBr2 = FeS + 2 KBr
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
IO3{-} + HSO3{-} + H2O = I{-} + SO4{-2} + H3O{+} =>
IO3{-} + 3 HSO3{-} + 3 H2O = I{-} + 3 SO4{-2} + 3 H3O{+}
PO4 + H2O = H3PO4 + OH =>
PO4 + 3 H2O = H3PO4 + 3 OH
K3PO4 + Al(NO3)3 = KNO3 + AlPO4 =>
K3PO4 + Al(NO3)3 = 3 KNO3 + AlPO4
Na2Cr2O7 + Cu2O + H2O = Cu(OH)2 + Cr(OH)3 + NaOH =>
Na2Cr2O7 + 3 Cu2O + 10 H2O = 6 Cu(OH)2 + 2 Cr(OH)3 + 2 NaOH
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
H2SO4 + KMnO4 + H2O2 = MnO4 + K2SO4 + H2O =>
H2SO4 + 2 KMnO4 + H2O2 = 2 MnO4 + K2SO4 + 2 H2O
Cu2 + Br = CuBr2 =>
Cu2 + 4 Br = 2 CuBr2
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Équations équilibrées sur12/10/24
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