| Équations équilibrées la veille |
MnO2 + Na2SO3 + 2 HCl = MnCl2 + Na2SO4 + H2O
Cu(ClO3)2 = CuCl2 + O2 =>
Cu(ClO3)2 = CuCl2 + 3 O2
OH{-} + CO2 = CO3{2-} + H2O =>
2 OH{-} + CO2 = CO3{2-} + H2O
Al + Cu(No3)2 = Al(No3)3 + Cu =>
2 Al + 3 Cu(No3)2 = 2 Al(No3)3 + 3 Cu
K2[HgI4] + KCN = K2[Hg(CN)4] + KI =>
K2[HgI4] + 4 KCN = K2[Hg(CN)4] + 4 KI
K3PO4 + ZnSO4 = K2SO4 + Zn3(PO4)2 =>
2 K3PO4 + 3 ZnSO4 = 3 K2SO4 + Zn3(PO4)2
LiCl + I2 = LiI + Cl =>
2 LiCl + I2 = 2 LiI + 2 Cl
PH3 + NO2 = P4O10 + H2O + N2 =>
4 PH3 + 8 NO2 = P4O10 + 6 H2O + 4 N2
CuSO4 + H2O = CuO + H2SO4 =>
CuSO4 + H2O = CuO + H2SO4
HHHH + OO = HOH =>
HHHH + OO = 2 HOH
Pb(CH3COO)2 + HCl = PbCl2 + HCH3COO =>
Pb(CH3COO)2 + 2 HCl = PbCl2 + 2 HCH3COO
Ba(HCO3)2 + HCl(aq) = BaCl2 + H2O + CO2 =>
Ba(HCO3)2 + 2 HCl(aq) = BaCl2 + 2 H2O + 2 CO2
SrF2 + H2O = SrO + HF =>
SrF2 + H2O = SrO + 2 HF
C6H5NH2 + H2O = C6H6NH2 + OH =>
C6H5NH2 + H2O = C6H6NH2 + OH
AgNO3 + CO2 = Ag2CO3 + N2O5 =>
2 AgNO3 + CO2 = Ag2CO3 + N2O5
Ni + H3PO4 = Ni(PO4)2 + H2 =>
Ni + 2 H3PO4 = Ni(PO4)2 + 3 H2
FeCl3 + H2O = Fe2O3 + HCl =>
2 FeCl3 + 3 H2O = Fe2O3 + 6 HCl
CH4(g) + O2(g) = CO2(g) + H2O(l) =>
CH4(g) + 2 O2(g) = CO2(g) + 2 H2O(l)
Li + H2 = LiH =>
2 Li + H2 = 2 LiH
Al + Na(OH) = Na3AlO3 + H2 =>
2 Al + 6 Na(OH) = 2 Na3AlO3 + 3 H2
Pt + HBr = HPt + Br =>
Pt + HBr = HPt + Br
CuSO4 + KI = CuI + KI3 + K2SO4 =>
2 CuSO4 + 5 KI = 2 CuI + KI3 + 2 K2SO4
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
PbO3 + HCl = PbCl2 + Cl + H2O =>
PbO3 + 6 HCl = PbCl2 + 4 Cl + 3 H2O
PbO(s) + NH3(g) = Pb(s) + N2(g) + H2O(l) =>
3 PbO(s) + 2 NH3(g) = 3 Pb(s) + N2(g) + 3 H2O(l)
KMnO4 + H2SO4 + P4 = HPO3 + K2SO4 + MnSO4 + H2O =>
4 KMnO4 + 6 H2SO4 + P4 = 4 HPO3 + 2 K2SO4 + 4 MnSO4 + 4 H2O
Fe(OH)2 + HCl = FeCl2 + H2O =>
Fe(OH)2 + 2 HCl = FeCl2 + 2 H2O
Li2CO3 + Mg(NO3)2 = Li(NO3) + MgCO3 =>
Li2CO3 + Mg(NO3)2 = 2 Li(NO3) + MgCO3
P + H2O2 = H3PO4 + H2O =>
2 P + 5 H2O2 = 2 H3PO4 + 2 H2O
Na2CO3(aq) + BaCl2(aq) = BaCO3(s) + NaCl(aq) =>
Na2CO3(aq) + BaCl2(aq) = BaCO3(s) + 2 NaCl(aq)
Au(CN)2(aq) + Zn(s) = Au(s) + Zn(CN)4(aq) =>
2 Au(CN)2(aq) + Zn(s) = 2 Au(s) + Zn(CN)4(aq)
MgCl2 + O2 = Mg(ClO3)2 =>
MgCl2 + 3 O2 = Mg(ClO3)2
BF3 + H2O = H3BO3 + HBF4 =>
4 BF3 + 3 H2O = H3BO3 + 3 HBF4
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
Na + CO = NaO + C =>
Na + CO = NaO + C
CuCl2(aq) + Na2CO3 = CuCO3 + NaCl =>
CuCl2(aq) + Na2CO3 = CuCO3 + 2 NaCl
MnO4 + H2O = Mn + OH =>
MnO4 + 4 H2O = Mn + 8 OH
HCl + NaSO4 = HSO4 + NaCl =>
HCl + NaSO4 = HSO4 + NaCl
CH3OH + (CH3)2C = CH2(CH3)3COCH3 =>
3 CH3OH + 5(CH3)2C = 3 CH2(CH3)3COCH3
C6H5NHCOCH3 + HNO3 + H2SO4 = NO2C6H5NHCOCH3 + H2O + HSO4 =>
C6H5NHCOCH3 + HNO3 + H2SO4 = NO2C6H5NHCOCH3 + H2O + HSO4
Co + HF = CoF3 + H2 =>
2 Co + 6 HF = 2 CoF3 + 3 H2
Hg2(NO3)2 + H2S = Hg2S + HNO3 =>
Hg2(NO3)2 + H2S = Hg2S + 2 HNO3
MnCO3 + H2O = Mn(OH)2 + H2CO3 =>
MnCO3 + 2 H2O = Mn(OH)2 + H2CO3
PbS + C = Pb + CS2 =>
2 PbS + C = 2 Pb + CS2
C17H22O2 + O2 = CO2 + H2O =>
2 C17H22O2 + 43 O2 = 34 CO2 + 22 H2O
Cr2(SO4)3 + K2S2O8 + H2O = H2CrO4 + K2SO4 + H2SO4 =>
Cr2(SO4)3 + 3 K2S2O8 + 8 H2O = 2 H2CrO4 + 3 K2SO4 + 6 H2SO4
Mg + Br = MgBr2 =>
Mg + 2 Br = MgBr2
BaS + HNO3 = BaSO4 + NO2 + H2O =>
BaS + 8 HNO3 = BaSO4 + 8 NO2 + 4 H2O
FeCl3 + HCl = FeCl2 + HCl4 =>
3 FeCl3 + HCl = 3 FeCl2 + HCl4
CH3COOK = K2CO3 + CH3COCH3 =>
2 CH3COOK = K2CO3 + CH3COCH3
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Équations équilibrées sur10/23/24
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