| Équations équilibrées la veille |
K2Cr2O7 + 2 NH3 = Cr2O3 + N2 + 2 KOH + 2 H2O
P + O2 + Mg = Mg7P3O5 =>
6 P + 5 O2 + 14 Mg = 2 Mg7P3O5
SiO32 + HOH = H2SiO3 + O =>
SiO32 + HOH = H2SiO3 + 30 O
KOH + CuSO4 = KSO4 + CuOH =>
KOH + CuSO4 = KSO4 + CuOH
Na(OH) + Cl = NaCl + NaOCl + H2O =>
2 Na(OH) + 2 Cl = NaCl + NaOCl + H2O
Na3PO4 + ZnCl2 = Zn3(PO4)2 + NaCl =>
2 Na3PO4 + 3 ZnCl2 = Zn3(PO4)2 + 6 NaCl
CaCO3 + NH3 = Ca3N2 + H2O + CO2 =>
3 CaCO3 + 2 NH3 = Ca3N2 + 3 H2O + 3 CO2
Ag2S + HNO3 = AgNO3 + H2S =>
Ag2S + 2 HNO3 = 2 AgNO3 + H2S
KCl + I2 = KI + Cl2 =>
2 KCl + I2 = 2 KI + Cl2
NH4Cl + H2O = NH4OH + HCl =>
NH4Cl + H2O = NH4OH + HCl
Mg + NaHSO4 = Na + H2 + MgSO4 =>
2 Mg + 2 NaHSO4 = 2 Na + H2 + 2 MgSO4
CH3Cl + H2O = CH3HO + HCl =>
CH3Cl + H2O = CH3HO + HCl
Na3PO4 + ZnCl2 = Zn3(PO4)2 + NaCl =>
2 Na3PO4 + 3 ZnCl2 = Zn3(PO4)2 + 6 NaCl
KClO(aq) + HBr(aq) = Br2(aq) + H2O(l) + KCl(aq) =>
KClO(aq) + 2 HBr(aq) = Br2(aq) + H2O(l) + KCl(aq)
CaCrO4 + HCl = CaCl2 + Cl2 + CrCl2 + H2O =>
CaCrO4 + 8 HCl = CaCl2 + 2 Cl2 + CrCl2 + 4 H2O
BeCl2 + O2 = Be(ClO3)2 =>
BeCl2 + 3 O2 = Be(ClO3)2
NaCl + Br = NaBr + Cl2 =>
2 NaCl + 2 Br = 2 NaBr + Cl2
SiO32 + HOH = H2SiO3 + O =>
SiO32 + HOH = H2SiO3 + 30 O
K2Cr2O7 + KBr + H2SO4 = Br2 + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 6 KBr + 7 H2SO4 = 3 Br2 + Cr2(SO4)3 + 4 K2SO4 + 7 H2O
SiO32 + HOH = H2SiO3 + O =>
SiO32 + HOH = H2SiO3 + 30 O
K + Fe2O3 = KO2 + Fe3 =>
9 K + 6 Fe2O3 = 9 KO2 + 4 Fe3
I3 + Cl = ICl =>
I3 + 3 Cl = 3 ICl
NaCO3 + BaNO2 = NaNO2 + BaCO3 =>
NaCO3 + BaNO2 = NaNO2 + BaCO3
CH3COOH + H = CH3COOC2H5 + H2O =>
2 CH3COOH + 4 H = CH3COOC2H5 + 2 H2O
C11H22O11 + CuO = CO2 + H2O + Cu =>
C11H22O11 + 22 CuO = 11 CO2 + 11 H2O + 22 Cu
SiO32 + HOH = H2SiO3 + O =>
SiO32 + HOH = H2SiO3 + 30 O
Fe(OH)3(s) + H2SO4(sq) = Fe2(SO4)3(aq) + H2O =>
2 Fe(OH)3(s) + 3 H2SO4(sq) = Fe2(SO4)3(aq) + 6 H2O
C5H10O + C2H5OH = C7H16O2 =>
C5H10O + C2H5OH = C7H16O2
Ca + P2O5 = CaO + P4 =>
10 Ca + 2 P2O5 = 10 CaO + P4
C3H4O4 + KOH = H2O + K2C3H2O4 =>
C3H4O4 + 2 KOH = 2 H2O + K2C3H2O4
CaOH + NH4Cl = NH4OH + CaCl =>
CaOH + NH4Cl = NH4OH + CaCl
CH3CH2CH2CH2OH + H2O = CH3CH2CH2CH2O + H3O =>
CH3CH2CH2CH2OH + H2O = CH3CH2CH2CH2O + H3O
PbO2 + CrCl3 + NaOH = Na2Cr2O7 + PbCl2 + H2O =>
3 PbO2 + 2 CrCl3 + 2 NaOH = Na2Cr2O7 + 3 PbCl2 + H2O
Al2(SO4)3 + Sr(Cl)2 = Al(Cl)3 + Sr2(SO4)2 =>
2 Al2(SO4)3 + 6 Sr(Cl)2 = 4 Al(Cl)3 + 3 Sr2(SO4)2
CaSH2O = Ca(HS)2 + Ca(OH)2 =>
2 CaSH2O = Ca(HS)2 + Ca(OH)2
Ca{+} + N{3-} = Ca3N =>
3 Ca{+} + N{3-} = Ca3N
Fe(NH4)2(SO4)2*6H2O + H2O2 + K2C2O4 + H2C2O4 = K3[Fe(C2O4)3]*3H2O + NH4{+} + H{+} + SO4{-2} + H2O =>
2 Fe(NH4)2(SO4)2*6H2O + H2O2 + 3 K2C2O4 + 3 H2C2O4 = 2 K3[Fe(C2O4)3]*3H2O + 4 NH4{+} + 4 H{+} + 4 SO4{-2} + 7.9999999999999H2O
C2H5OH + H2SO4 = HC2H5SO4 + H2O =>
C2H5OH + H2SO4 = HC2H5SO4 + H2O
BaCl2 + Na2C2O4 = BaC2O4 + NaCl =>
BaCl2 + Na2C2O4 = BaC2O4 + 2 NaCl
H2SO4 + H2O = H3O{+} + SO4{2-} =>
H2SO4 + 2 H2O = 2 H3O{+} + SO4{2-}
HBr + K2Cr2O7 + H2SO4 = Br2 + Cr2(SO4)3 + K2SO4 + H2O =>
6 HBr + K2Cr2O7 + 4 H2SO4 = 3 Br2 + Cr2(SO4)3 + K2SO4 + 7 H2O
MnBr2 + KClO3 + KOH = KCl + K2MnO4 + KBr + H2O =>
3 MnBr2 + 2 KClO3 + 12 KOH = 2 KCl + 3 K2MnO4 + 6 KBr + 6 H2O
HNO3 + C2H5OH = CH3NO3 + H2O =>
2 HNO3 + C2H5OH = 2 CH3NO3 + H2O
KHCO3(s) + HCl(aq) = CO2 + H2O(l) + KCl =>
KHCO3(s) + HCl(aq) = CO2 + H2O(l) + KCl
MgCl2*6H2O(s) = Mg(OH)2(s) + HCl(g) + H2O(g) =>
MgCl2*6H2O(s) = Mg(OH)2(s) + 2 HCl(g) + 4 H2O(g)
Ra + O2 = Ra2O2 =>
2 Ra + O2 = Ra2O2
Na2S2O4 + Fe(OH)2 = NaHSO3 + Fe =>
Na2S2O4 + Fe(OH)2 = 2 NaHSO3 + Fe
Fe + HCl + HNO3 = FeCl3 + NO2 + H2O =>
Fe + 3 HCl + 3 HNO3 = FeCl3 + 3 NO2 + 3 H2O
Ar + Al = ArAl =>
Ar + Al = ArAl
Al(OH)3 + HSbO2 = Al(SbO2)3 + H2O =>
Al(OH)3 + 3 HSbO2 = Al(SbO2)3 + 3 H2O
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