| Équations équilibrées la veille |
3 Cu2SO4 + K2Cr2O7 + 7 H2SO4 = 6 CuSO4 + Cr2(SO4)3 + K2SO4 + 7 H2O
C2H2 + Ba = C2H2Ba2 =>
C2H2 + 2 Ba = C2H2Ba2
KSCN + KMnO4 + HCl = KCl + MnCl2 + CO2 + NO + SO2 + H2O =>
5 KSCN + 11 KMnO4 + 38 HCl = 16 KCl + 11 MnCl2 + 5 CO2 + 5 NO + 5 SO2 + 19 H2O
CaCO3 + H2SO4 = CO2 + CaSO4*H2O =>
CaCO3 + H2SO4 = CO2 + CaSO4*H2O
Na2[SO4] + Pb[NO3]2 = Na[NO3] + Pb[SO4] =>
Na2[SO4] + Pb[NO3]2 = 2 Na[NO3] + Pb[SO4]
NaCl + Na2SO4 = ClSO4 + Na =>
NaCl + Na2SO4 = ClSO4 + 3 Na
Ca(No3)2 + NaF = CaF2 + NaNo3 =>
Ca(No3)2 + 2 NaF = CaF2 + 2 NaNo3
Ag2O + SO2 = Ag2S + O2 =>
2 Ag2O + 2 SO2 = 2 Ag2S + 3 O2
KMnO4 + HBr = MnBr + KBr2 + H2O + Br2 =>
2 KMnO4 + 16 HBr = 2 MnBr + 2 KBr2 + 8 H2O + 5 Br2
CaCO3 + HCl = CaCl2 + H2CO3 =>
CaCO3 + 2 HCl = CaCl2 + H2CO3
FCl + Cl2 = FCl3 =>
FCl + Cl2 = FCl3
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
[Cu(OH2)6]I2 + NaCl = Na2[CuCl4] + H2O + NaI =>
[Cu(OH2)6]I2 + 4 NaCl = Na2[CuCl4] + 6 H2O + 2 NaI
NH3 + Cl = N + NH4Cl =>
4 NH3 + 3 Cl = N + 3 NH4Cl
C6H5C2H3 + KMnO4 + H2O = C6H5COOH + KOH + MnO3 =>
7 C6H5C2H3 + 40 KMnO4 + 16 H2O = 8 C6H5COOH + 40 KOH + 40 MnO3
I2 + NaOH = NaIO + H =>
I2 + 2 NaOH = 2 NaIO + 2 H
Cr(OH)3 + NO3{-} + OH{-} = CrO4{2-} + NO2{-} + H2O =>
2 Cr(OH)3 + 3 NO3{-} + 4 OH{-} = 2 CrO4{2-} + 3 NO2{-} + 5 H2O
Mn + HNO3 = Mn(NO3)2 + NO + H2O =>
3 Mn + 8 HNO3 = 3 Mn(NO3)2 + 2 NO + 4 H2O
P6(OH)2 + HNO3 = P6(NO3)2 + H2O =>
P6(OH)2 + 2 HNO3 = P6(NO3)2 + 2 H2O
KHS + O2 = KSO3 + H2O =>
4 KHS + 7 O2 = 4 KSO3 + 2 H2O
CaCl2(aq) + Cr(NO3)2(aq) = CrCl2 + Ca(NO3)2 =>
CaCl2(aq) + Cr(NO3)2(aq) = CrCl2 + Ca(NO3)2
S2Cl2 + H2O = S + HCl + H2SO3 =>
2 S2Cl2 + 3 H2O = 3 S + 4 HCl + H2SO3
Mn(CH3COO)2 + HBr = MnBr2 + HCH3COO =>
Mn(CH3COO)2 + 2 HBr = MnBr2 + 2 HCH3COO
CCl3COOH + NaHCO3 = CCl3COONa + H2O + CO2 =>
CCl3COOH + NaHCO3 = CCl3COONa + H2O + CO2
KOH + Zn(NO3)2 = ZnOH + K(NO3)2 =>
KOH + Zn(NO3)2 = ZnOH + K(NO3)2
Ag2O + RbOH + H2O = Rb[Ag(OH)2] =>
Ag2O + 2 RbOH + H2O = 2 Rb[Ag(OH)2]
K2CO3 + C6H8O7 = K3C6H5O7 + CO2 + H2O =>
3 K2CO3 + 2 C6H8O7 = 2 K3C6H5O7 + 3 CO2 + 3 H2O
Cu(NO3)2 + Na2(C2O4) = Cu(C2O4) + Na(NO3) =>
Cu(NO3)2 + Na2(C2O4) = Cu(C2O4) + 2 Na(NO3)
As2O3 + H2O = H3AsO4 + H2 =>
As2O3 + 5 H2O = 2 H3AsO4 + 2 H2
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
Co(NO3)2 + K = Co + K(NO3)2 =>
Co(NO3)2 + K = Co + K(NO3)2
CrO3 + KHSO3 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
4 CrO3 + 6 KHSO3 + 3 H2SO4 = 2 Cr2(SO4)3 + 3 K2SO4 + 6 H2O
Ag2O + SO2 = Ag2S + O2 =>
2 Ag2O + 2 SO2 = 2 Ag2S + 3 O2
NH4OH + CuSO4 = Cu(NH4OH)4 + SO4 =>
4 NH4OH + CuSO4 = Cu(NH4OH)4 + SO4
FeCl2 + AgC2H3O2 = Fe(C2H3O2)2 + AgCl =>
FeCl2 + 2 AgC2H3O2 = Fe(C2H3O2)2 + 2 AgCl
Zn(OH)2 + Cl2 = ZnCl2 + OH =>
Zn(OH)2 + Cl2 = ZnCl2 + 2 OH
H2CO3 + Be(OH)2 = Be2(CO3)2 + H2O =>
2 H2CO3 + 2 Be(OH)2 = Be2(CO3)2 + 4 H2O
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
Cl2 + CuBr2 = CuCl + Br2 =>
Cl2 + 2 CuBr2 = 2 CuCl + 2 Br2
PU + Cl2 = PUCl3 =>
2 PU + 3 Cl2 = 2 PUCl3
O2 + K5 = OK8 =>
5 O2 + 16 K5 = 10 OK8
K2Cr2O7 + H2SO4 + HCl = K2SO4Cr2(SO4)3 + Cl2 + H2O =>
K2Cr2O7 + 4 H2SO4 + 6 HCl = K2SO4Cr2(SO4)3 + 3 Cl2 + 7 H2O
AgO = Ag2O2 =>
2 AgO = Ag2O2
CuSO4 + NH4OH = Cu(OH)2 + (NH4)2SO4 =>
CuSO4 + 2 NH4OH = Cu(OH)2 + (NH4)2SO4
NaCN + CaSO4 = Ca(CN)2 + Na2SO4 =>
2 NaCN + CaSO4 = Ca(CN)2 + Na2SO4
Ag2O + SO2 = Ag2S + O2 =>
2 Ag2O + 2 SO2 = 2 Ag2S + 3 O2
Cl2 + CuBr2 = CuCl + Br2 =>
Cl2 + 2 CuBr2 = 2 CuCl + 2 Br2
HCOONa + CH3CHClCH3 = CH3CHCOOHCH3 + NaCl =>
HCOONa + CH3CHClCH3 = CH3CHCOOHCH3 + NaCl
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
NH4Ce + KOH = KCe + NH3 + H2O =>
NH4Ce + KOH = KCe + NH3 + H2O
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Équations équilibrées sur11/12/24
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