| Équations équilibrées la veille |
2 KMnO4 + 10 NaCl + 8 H2SO4 = K2SO4 + 2 MnSO4 + 5 Cl2 + 8 H2O + 5 Na2SO4
KHS + Cl2 + H2O = KHSO4 + HCl =>
KHS + 4 Cl2 + 4 H2O = KHSO4 + 8 HCl
H2SO4 + Fe(OH)3 = Fe2(SO4)3 + H2O =>
3 H2SO4 + 2 Fe(OH)3 = Fe2(SO4)3 + 6 H2O
Mg(s) + FeCl3(aq) = Fe(s) + MgCl2(aq) =>
3 Mg(s) + 2 FeCl3(aq) = 2 Fe(s) + 3 MgCl2(aq)
FeCl2 + K2CO3 = Fe2(CO3)2 + KCl =>
2 FeCl2 + 2 K2CO3 = Fe2(CO3)2 + 4 KCl
SnO2(aq) + H2(g) = Sn(s) + H2O(l) =>
SnO2(aq) + 2 H2(g) = Sn(s) + 2 H2O(l)
MgSO4(aq) + BaCl2 = BaSO4(s) + MgCl2(aq) =>
MgSO4(aq) + BaCl2 = BaSO4(s) + MgCl2(aq)
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
Cu + HClO4 = Cu(ClO4)2 + CuCl2 + H2O =>
8 Cu + 16 HClO4 = 7 Cu(ClO4)2 + CuCl2 + 8 H2O
C8H10 + KMnO4 = C6H5COOK + K2CO3 + MnO2 + H2O =>
3 C8H10 + 22 KMnO4 = 2 C6H5COOK + 10 K2CO3 + 22 MnO2 + 10 H2O
CH3CH2CH2OH + NH3 = CH3CH2CH2NH2 + H2O =>
CH3CH2CH2OH + NH3 = CH3CH2CH2NH2 + H2O
AgNO3(aq) + KI(aq) = AgI + KNO3 =>
AgNO3(aq) + KI(aq) = AgI + KNO3
Cu + HClO4 = CuClO4 + H2 =>
2 Cu + 2 HClO4 = 2 CuClO4 + H2
Cr2(SO4)3 + H2C2O4 = Cr2(C2O4)3 + H2SO4 =>
Cr2(SO4)3 + 3 H2C2O4 = Cr2(C2O4)3 + 3 H2SO4
KHP + NaOH = H2O + NaKP =>
KHP + NaOH = H2O + NaKP
KI(aq) + AgNo3(aq) = KNo3(aq) + AgI(s) =>
KI(aq) + AgNo3(aq) = KNo3(aq) + AgI(s)
MgSO4(aq) + BaCl2 = BaSO4(s) + MgCl2(aq) =>
MgSO4(aq) + BaCl2 = BaSO4(s) + MgCl2(aq)
CH4 + F = CF4 + H2F =>
CH4 + 6 F = CF4 + 2 H2F
N2 + Ca = Ca3N2 =>
N2 + 3 Ca = Ca3N2
ZnSO + NaOH = ZnOH + NaSO =>
ZnSO + NaOH = ZnOH + NaSO
MnO2 + H2O = Mn(OH)2 + O2 =>
2 MnO2 + 2 H2O = 2 Mn(OH)2 + O2
Cu + HNO3 = Cu(NO3)2 + NO + H2O* =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O*
Na3PO4 + H2S = Na2S + H3PO4 =>
2 Na3PO4 + 3 H2S = 3 Na2S + 2 H3PO4
HBr + Ba(OH)2 = BaBr2 + H2O =>
2 HBr + Ba(OH)2 = BaBr2 + 2 H2O
MgCO3 + HCl = CO2 + H2O + MgCl2 =>
MgCO3 + 2 HCl = CO2 + H2O + MgCl2
AgNO3 + Na2SO4 = Ag2SO4 + NaNO3 =>
2 AgNO3 + Na2SO4 = Ag2SO4 + 2 NaNO3
CH3CH2(CH)2CH2CH3 + O2 = CO2 + H2O =>
CH3CH2(CH)2CH2CH3 + 9 O2 = 6 CO2 + 6 H2O
Mg(s) + HCl(aq) = H2(g) + MgCl2(aq) =>
Mg(s) + 2 HCl(aq) = H2(g) + MgCl2(aq)
MnO2 + H2O = H2MnO3 =>
MnO2 + H2O = H2MnO3
MnCO3 + H2SO4 = CO2 + H2 + MnSO5 =>
MnCO3 + H2SO4 = CO2 + H2 + MnSO5
BaCl2 + Mg(No3)2 = Ba(No3)2 + MgCl2 =>
BaCl2 + Mg(No3)2 = Ba(No3)2 + MgCl2
NaOH + H2PO4 = Na2PO4 + H2O =>
2 NaOH + H2PO4 = Na2PO4 + 2 H2O
H{+} + Cr2O7{2-} + C2H5OH = Cr3 + C2H4O + H2O =>
6 H{+} + 3 Cr2O7{2-} + 18 C2H5OH = 2 Cr3 + 18 C2H4O + 21 H2O
MnO2 + H2O = Mn + OH =>
MnO2 + 2 H2O = Mn + 4 OH
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
Ca(NO3)2 + Li3O4P = LiNO3 + Ca3O8P2 =>
3 Ca(NO3)2 + 2 Li3O4P = 6 LiNO3 + Ca3O8P2
H2O + Cu2 = Cu2O + H2 =>
H2O + Cu2 = Cu2O + H2
CH3OH + C8H8O3 + NH4OH = C20H25N3O + H2O =>
36 CH3OH + 13 C8H8O3 + 21 NH4OH = 7 C20H25N3O + 89 H2O
Cr2O7{-2} + S{-2} + H{+} = Cr{+4} + S + H2O =>
Cr2O7{-2} + 2 S{-2} + 14 H{+} = 2 Cr{+4} + 2 S + 7 H2O
MnO2 + H2O = MnO4 + H =>
MnO2 + 2 H2O = MnO4 + 4 H
K2SO4 + CuCl2 = CuSO4 + K2Cl2 =>
K2SO4 + CuCl2 = CuSO4 + K2Cl2
I2 + CCl4 = I2[CCl4] =>
I2 + CCl4 = I2[CCl4]
As2S3 + HNO3 = H2O + H2SO4 + H3AsO4 + NO2 =>
As2S3 + 28 HNO3 = 8 H2O + 3 H2SO4 + 2 H3AsO4 + 28 NO2
Mg(No3)2 + Na2SO4 = MgSO4 + NaNo3 =>
Mg(No3)2 + Na2SO4 = MgSO4 + 2 NaNo3
Ca + Br2 = CaBr2 =>
Ca + Br2 = CaBr2
MnO2 + H2O = MnO(OH)2 =>
MnO2 + H2O = MnO(OH)2
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Ca(NO3)2 + Li3O4P = LiNO3 + Ca3(PO4)2 =>
3 Ca(NO3)2 + 2 Li3O4P = 6 LiNO3 + Ca3(PO4)2
MnO2 + H2O = Mn2O3 + OH =>
2 MnO2 + H2O = Mn2O3 + 2 OH
U + ClF3 = UF6 + ClF =>
U + 3 ClF3 = UF6 + 3 ClF
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Équations équilibrées sur11/02/24
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