| Équations équilibrées la veille |
H3PO4(aq) + 3 NaOH(aq) = Na3PO4(aq) + 3 H2O(l)
C6H6 + H3PO4 = P4 + H2CO3 + H2O =>
2 C6H6 + 12 H3PO4 = 3 P4 + 12 H2CO3 + 12 H2O
HC2H3O2(aq) + Ba(OH)2(aq) = H2O(l) + Ba(C2H3O2)2(aq) =>
2 HC2H3O2(aq) + Ba(OH)2(aq) = 2 H2O(l) + Ba(C2H3O2)2(aq)
Na2SiO3 + K = NaK + SiO3 =>
Na2SiO3 + 2 K = 2 NaK + SiO3
Na2SO4 + CaCl2 = CaSO4 + NaCl =>
Na2SO4 + CaCl2 = CaSO4 + 2 NaCl
KCl + Mg(OH)2 = KOH + MgCl2 =>
2 KCl + Mg(OH)2 = 2 KOH + MgCl2
CuCl2 + Na2CO3 = CuCO3 + NaCl =>
CuCl2 + Na2CO3 = CuCO3 + 2 NaCl
FeO(s) + C(s) = Fe(s) + CO(g) =>
FeO(s) + C(s) = Fe(s) + CO(g)
CoO + O2 = Co3O4 =>
6 CoO + O2 = 2 Co3O4
Ca3(PO4)2(s) + H2SO4(l) = CaSO4(s) + H3PO4(aq) =>
Ca3(PO4)2(s) + 3 H2SO4(l) = 3 CaSO4(s) + 2 H3PO4(aq)
C + NaClO3 = NaCl + CO2 =>
3 C + 2 NaClO3 = 2 NaCl + 3 CO2
FeO(s) + C(s) = Fe(s) + CO(g) =>
FeO(s) + C(s) = Fe(s) + CO(g)
C57H1100O6 + O2 = CO2 + H2O =>
C57H1100O6 + 329 O2 = 57 CO2 + 550 H2O
FeCl3Ba(NO3)2 = BaCl3Fe(NO3)2 =>
FeCl3Ba(NO3)2 = BaCl3Fe(NO3)2
Zn + KNO3 + NaOH = Na2ZnO2 + K2ZnO2 + NH3 + H2O =>
8 Zn + 2 KNO3 + 14 NaOH = 7 Na2ZnO2 + K2ZnO2 + 2 NH3 + 4 H2O
Ca3(PO4)2(s) + H2SO4(aq) = CaSO4(s) + H3PO4(aq) =>
Ca3(PO4)2(s) + 3 H2SO4(aq) = 3 CaSO4(s) + 2 H3PO4(aq)
OHNa + H2SO4 = Na2SO4 + H2O =>
2 OHNa + H2SO4 = Na2SO4 + 2 H2O
Ca3(PO4)2(s) + H2SO4(l) = CaSO4(s) + H3PO4(aq) =>
Ca3(PO4)2(s) + 3 H2SO4(l) = 3 CaSO4(s) + 2 H3PO4(aq)
Mn2O7 + H2SO4 = Mn2(SO4)7 + H2O =>
Mn2O7 + 7 H2SO4 = Mn2(SO4)7 + 7 H2O
Cs + Sr(CrO4) = Cs2(CrO4) + Sr =>
2 Cs + Sr(CrO4) = Cs2(CrO4) + Sr
CO(g) + H2(g) = CH3OH(g) =>
CO(g) + 2 H2(g) = CH3OH(g)
U3O7 + H2O = H2U3O8 =>
U3O7 + H2O = H2U3O8
AgNO3 + Na2CO3 = Ag2CO3 + NaNO3 =>
2 AgNO3 + Na2CO3 = Ag2CO3 + 2 NaNO3
CO + Fe3O4 = CO2 + Fe =>
4 CO + Fe3O4 = 4 CO2 + 3 Fe
HCl + (NH4)OH = HOH + (NH4)Cl =>
HCl + (NH4)OH = HOH + (NH4)Cl
FeO(s) + C(s) = Fe(s) + CO2(g) =>
2 FeO(s) + C(s) = 2 Fe(s) + CO2(g)
Ba(OH)2(aq) + H2SO4(aq) = BaSO4(s) + H2O(l) =>
Ba(OH)2(aq) + H2SO4(aq) = BaSO4(s) + 2 H2O(l)
KI = K + I2 =>
2 KI = 2 K + I2
K2O + Na2O + SIO2 = Na2K2SIO4 =>
K2O + Na2O + SIO2 = Na2K2SIO4
K2O + KI + H2SO4 = K2SO3 + KOH + I2 =>
K2O + 2 KI + H2SO4 = K2SO3 + 2 KOH + I2
Ba(C2N2) + H2SO4 = BaSO4 + HCN =>
Ba(C2N2) + H2SO4 = BaSO4 + 2 HCN
Na + MgCl2(aq) = NaCl(aq) + Mg(s) =>
2 Na + MgCl2(aq) = 2 NaCl(aq) + Mg(s)
Ca3(PO4)2(s) + H2SO4(aq) = CaSO4(s) + H3PO4(aq) =>
Ca3(PO4)2(s) + 3 H2SO4(aq) = 3 CaSO4(s) + 2 H3PO4(aq)
I + H2NCHRCOOH = IH2NCHRCOOH =>
I + H2NCHRCOOH = IH2NCHRCOOH
Cu(OH)2 + Fe2O3 = CuO + Fe(OH)3 =>
3 Cu(OH)2 + Fe2O3 = 3 CuO + 2 Fe(OH)3
CH4(g) + O2(g) = CO2(g) + H2O(g) =>
CH4(g) + 2 O2(g) = CO2(g) + 2 H2O(g)
SiO2 + CO = SiC + CO2 =>
SiO2 + 4 CO = SiC + 3 CO2
Ammoniumdichromate = chromium(iii)oxide + nitrogen + water =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
Ca3(PO4)2(s) + H2SO4(aq) = CaSO4(s) + H3PO4(aq) =>
Ca3(PO4)2(s) + 3 H2SO4(aq) = 3 CaSO4(s) + 2 H3PO4(aq)
CO(g) + H2(g) = H2O(g) + CH4(g) =>
CO(g) + 3 H2(g) = H2O(g) + CH4(g)
NaCI + F = NaF + CI =>
NaCI + F = NaF + CI
H2O + NH3 + SO2 = N2H8SO3 =>
H2O + 2 NH3 + SO2 = N2H8SO3
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
Ca(s) + HCl(g) = CaCl2(s) + H2(g) =>
Ca(s) + 2 HCl(g) = CaCl2(s) + H2(g)
K2O + KI + H2SO4 = K2SO3 + KOH + I2 =>
K2O + 2 KI + H2SO4 = K2SO3 + 2 KOH + I2
H3PO4(aq) + Ba(OH)2(aq) = Ba3(PO4)2(s) + H2O(l) =>
2 H3PO4(aq) + 3 Ba(OH)2(aq) = Ba3(PO4)2(s) + 6 H2O(l)
C25H52 + O2 = CO2 + H2O =>
C25H52 + 38 O2 = 25 CO2 + 26 H2O
Al2O3 + Cl2 = AlCl3 + O2 =>
2 Al2O3 + 6 Cl2 = 4 AlCl3 + 3 O2
CO(g) + H2(g) = CH3OH(g) =>
CO(g) + 2 H2(g) = CH3OH(g)
Cr2O7{2-} + SO2 + H{+} = Cr{3+} + SO4{-}2 + H2O =>
Cr2O7{2-} + 2 SO2 + 6 H{+} = 2 Cr{3+} + 2 SO4{-}2 + 3 H2O
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