| Équations équilibrées la veille |
O3 + 6 KI + 3 H2O = 6 KOH + 3 I2
CuO + BaCO3 + Y2O3 = Y2BaCuO5 + CO2 =>
CuO + BaCO3 + Y2O3 = Y2BaCuO5 + CO2
H3BrO3 + Ca(OH)2 = Ca3(BrO3)2 + H2O =>
2 H3BrO3 + 3 Ca(OH)2 = Ca3(BrO3)2 + 6 H2O
H5 = H =>
H5 = 5 H
CaCO3 + AlF3 = CaF2 + Al2(CO3)3 =>
3 CaCO3 + 2 AlF3 = 3 CaF2 + Al2(CO3)3
Pb(NO3)2 + CrBr3 = PbBr2 + Cr(NO3)3 =>
3 Pb(NO3)2 + 2 CrBr3 = 3 PbBr2 + 2 Cr(NO3)3
(Ni(H2O)6){2+} + NH3 = Ni(OH)2 + NH4{+} + H2O =>
(Ni(H2O)6){2+} + 2 NH3 = Ni(OH)2 + 2 NH4{+} + 4 H2O
C6H6OH + CUO = C6H5OCU + H2O =>
C6H6OH + CUO = C6H5OCU + H2O
C6H12C6 + O2 = CO2 + H2O =>
C6H12C6 + 15 O2 = 12 CO2 + 6 H2O
MnSO4 + H2O2 + NaOH = H2MnO3 + Na2SO4 + H2O =>
MnSO4 + H2O2 + 2 NaOH = H2MnO3 + Na2SO4 + H2O
Na2Cr2O7 + CH3CHOHCH2CH3 + H2SO4 = Na2SO4 + Cr2(SO4)2 + CH3COOH + H2O =>
Na2Cr2O7 + CH3CHOHCH2CH3 + 3 H2SO4 = Na2SO4 + Cr2(SO4)2 + 2 CH3COOH + 4 H2O
Al + S = AlS =>
Al + S = AlS
(CH3)2SO4 + H2O = CH3OH + H2SO4 =>
(CH3)2SO4 + 2 H2O = 2 CH3OH + H2SO4
MgCl2 + NaOH = Mg(OH)2 + NaCl =>
MgCl2 + 2 NaOH = Mg(OH)2 + 2 NaCl
Zr + HNO3 + HF = H3[ZrF7] + NO + H2O =>
3 Zr + 4 HNO3 + 21 HF = 3 H3[ZrF7] + 4 NO + 8 H2O
BaOH + NHPO = BaPO + OHNH =>
BaOH + NHPO = BaPO + OHNH
(NH4)3N + Cr(CrO4)2 = (NH4)2CrO4 + Cr3N4 =>
4(NH4)3N + 3 Cr(CrO4)2 = 6(NH4)2CrO4 + Cr3N4
Cr(OH)6(s) = CrO3 + H2O(l) =>
Cr(OH)6(s) = CrO3 + 3 H2O(l)
NH4H2PO4 = NH4 + H2 + PO4 =>
NH4H2PO4 = NH4 + H2 + PO4
Ni(NO3)2 + C2H8N2 = NiC2H6N2 + HNO3 =>
Ni(NO3)2 + C2H8N2 = NiC2H6N2 + 2 HNO3
Na2SO4 + CH3COOH = H2SO4 + C2H3NaO2 =>
Na2SO4 + 2 CH3COOH = H2SO4 + 2 C2H3NaO2
Al203 + H2O2 = Al(OH)3 =>
2 Al203 + 609 H2O2 = 406 Al(OH)3
NaCl + AgNO3 = AgCl + NaNO3 =>
NaCl + AgNO3 = AgCl + NaNO3
Li + H2O = H2 + LiOH =>
2 Li + 2 H2O = H2 + 2 LiOH
H2O2 + N2H4 = HNO3 + H2O =>
7 H2O2 + N2H4 = 2 HNO3 + 8 H2O
HC3COOH + NaOH = HC3COONa + H2O =>
HC3COOH + NaOH = HC3COONa + H2O
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Fe{3}O{2} + CO = Fe + CO{2} =>
2 Fe{3}O{2} + 3 CO = 2 Fe + 3 CO{2}
N2H4 + H2O2 = N2 + H2O =>
N2H4 + 2 H2O2 = N2 + 4 H2O
NO2 + CaO = Ca(NO3)2 + NO =>
3 NO2 + CaO = Ca(NO3)2 + NO
Mg(s) + Co(NO3)2 = Mg(NO3)2 + Co =>
Mg(s) + Co(NO3)2 = Mg(NO3)2 + Co
MnSO4 + Br2 + KOH = MnO2 + KBr + K2SO4 + H2O =>
MnSO4 + Br2 + 4 KOH = MnO2 + 2 KBr + K2SO4 + 2 H2O
Li2S + H2O = Li(OH) + H2S =>
Li2S + 2 H2O = 2 Li(OH) + H2S
Zn + Hg2(NO3)2 = Zn(NO3)2 + Hg =>
Zn + Hg2(NO3)2 = Zn(NO3)2 + 2 Hg
CO2H + CH3CH2OH = CO2CH2CH3 + H2O =>
CO2H + CH3CH2OH = CO2CH2CH3 + H2O
AsH3 + O2 = As2O3 + H2O =>
2 AsH3 + 3 O2 = As2O3 + 3 H2O
NO3{-} + Cl{-} + H{+} = NO + Cl2 + H2O =>
2 NO3{-} + 6 Cl{-} + 8 H{+} = 2 NO + 3 Cl2 + 4 H2O
C9H8O6 + NaOH = Na + C9H6O6 + H2O =>
C9H8O6 + 2 NaOH = 2 Na + C9H6O6 + 2 H2O
Na2B4O7 + H2O + H2SO4 = Na2SO4 + H3BO3 =>
Na2B4O7 + 5 H2O + H2SO4 = Na2SO4 + 4 H3BO3
FeI2 + Cl2 = FeCl2 + I2 =>
FeI2 + Cl2 = FeCl2 + I2
C6H5OH + HNO3 = C6H4NO2OH + H2O =>
C6H5OH + HNO3 = C6H4NO2OH + H2O
NaCN + CuCO3 = Na2CO3 + Cu(CN)2 =>
2 NaCN + CuCO3 = Na2CO3 + Cu(CN)2
Hg(NO3)2 + C2H5OH = Hg(ONC)2 + H2O + CO2 =>
3 Hg(NO3)2 + 4 C2H5OH = 3 Hg(ONC)2 + 12 H2O + 2 CO2
SiCl4(s) + H2O(l) = SiO2(s) + HCl(g) =>
SiCl4(s) + 2 H2O(l) = SiO2(s) + 4 HCl(g)
AgF + Fe2O3 = Ag2O + FeF3 =>
6 AgF + Fe2O3 = 3 Ag2O + 2 FeF3
FeCl3 + NH3 + H2O = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NH3 + 3 H2O = Fe(OH)3 + 3 NH4Cl
C4H6 + Br2 = C4H5Br + HBr =>
C4H6 + Br2 = C4H5Br + HBr
IrF6 + H2 = IrF5 + HF =>
2 IrF6 + H2 = 2 IrF5 + 2 HF
CaCO3(s) + CH3COOH(aq) = CO2(g) + Ca(CH3COO)2(aq) + H2O(l) =>
CaCO3(s) + 2 CH3COOH(aq) = CO2(g) + Ca(CH3COO)2(aq) + H2O(l)
CrO4 + S + H = Cr2O3 + H2SO4 =>
8 CrO4 + 5 S + 10 H = 4 Cr2O3 + 5 H2SO4
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