| Équations équilibrées la veille |
2 HNO3 + Na2SIO3 = 2 NaNO3 + H2SIO3
N2O5 + H2O = NOH + H2O5 =>
N2O5 + 2 H2O = 2 NOH + H2O5
SOCl2 + NaOH = NaCl + SO2 + H2O =>
SOCl2 + 2 NaOH = 2 NaCl + SO2 + H2O
C6H12O6 + H2SO4 = C6H12SO4 + H2O6 =>
C6H12O6 + H2SO4 = C6H12SO4 + H2O6
CrO3 + FeSO4 + H2SO4 = Cr2(SO4)3 + H2O + Fe2(SO4)3 =>
2 CrO3 + 6 FeSO4 + 6 H2SO4 = Cr2(SO4)3 + 6 H2O + 3 Fe2(SO4)3
H2CO3 = CO2 + HOH =>
H2CO3 = CO2 + HOH
Sb2O3 + HCl = H3SbCl6 + H2O =>
Sb2O3 + 12 HCl = 2 H3SbCl6 + 3 H2O
Bi(OH)3(s) + HNO3(aq) = Bi(NO3)3 + H2O =>
Bi(OH)3(s) + 3 HNO3(aq) = Bi(NO3)3 + 3 H2O
Strontiumhydroxide + carbondioxide = Strontiumcarbonate + water =>
Sr(OH)2 + CO2 = SrCO3 + H2O
Ni(NO3)2 + FeBr2 = NiBr2 + Fe(NO3)2 =>
Ni(NO3)2 + FeBr2 = NiBr2 + Fe(NO3)2
Sb2S3 + H2O2 = H3SbO4 + SO2 + H2O =>
Sb2S3 + 11 H2O2 = 2 H3SbO4 + 3 SO2 + 8 H2O
SO3 + Na = NaO + S =>
SO3 + 3 Na = 3 NaO + S
NaOH(ac) + CO2(g) = Na2CO3(s) + H2O(l) =>
2 NaOH(ac) + CO2(g) = Na2CO3(s) + H2O(l)
Sb2S3 + OH = SbS2 + SbOS + H2O =>
Sb2S3 + 2 OH = SbS2 + SbOS + H2O
K2CrO4 + BaCl2 = KCl + BaCrO4 =>
K2CrO4 + BaCl2 = 2 KCl + BaCrO4
Li2CrO4(aq) + Ba(OH)2(aq) = LiOH(aq) + BaCrO4(s) =>
Li2CrO4(aq) + Ba(OH)2(aq) = 2 LiOH(aq) + BaCrO4(s)
MgCO3 + HCl = Mg + HClCO3 =>
MgCO3 + HCl = Mg + HClCO3
Na2O1 + H2O = Na(OH) =>
Na2O1 + H2O = 2 Na(OH)
C6H5C(CH3)CH2 + KMnO4 + H2O = C6H5C(OH)(CH3)(CH2)OH + KOH + MnO2 =>
3 C6H5C(CH3)CH2 + 2 KMnO4 + 4 H2O = 3 C6H5C(OH)(CH3)(CH2)OH + 2 KOH + 2 MnO2
SbCl3 + HCl + Zn = ZnCl2 + SbH3 =>
SbCl3 + 3 HCl + 3 Zn = 3 ZnCl2 + SbH3
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
H2O2KI = KI + H2O2 =>
H2O2KI = KI + H2O2
FeCl3(aq) + K4[Fe(CN)6](aq) = KFe2(CN)6(s) + KCl =>
FeCl3(aq) + K4[Fe(CN)6](aq) = KFe2(CN)6(s) + 3 KCl
Na + S + O2 = Na2SO8 =>
2 Na + S + 4 O2 = Na2SO8
Sc(OH)3 = Sc2O3 + H2O =>
2 Sc(OH)3 = Sc2O3 + 3 H2O
Sc + HBr = ScBr3 + H2 =>
2 Sc + 6 HBr = 2 ScBr3 + 3 H2
HNO3(aq) + Ca(OH)2(aq) = H2O(l) + Ca(NO3)2(an) =>
2 HNO3(aq) + Ca(OH)2(aq) = 2 H2O(l) + Ca(NO3)2(an)
FeS + H2SO4 = Fe2(SO4)3 + H2 + SO2 =>
2 FeS + 5 H2SO4 = Fe2(SO4)3 + 5 H2 + 4 SO2
Se + Cl2 = Se2Cl2 =>
2 Se + Cl2 = Se2Cl2
SO3 + NO2 = SO4 + N2 =>
4 SO3 + 2 NO2 = 4 SO4 + N2
KCl + KCr(OH)4 + H2O2 = K2CrO4 + H2O + Cl2 =>
2 KCl + 2 KCr(OH)4 + 4 H2O2 = 2 K2CrO4 + 8 H2O + Cl2
CeO2 + Gd2O3 = Ce90Gd10O195 =>
90 CeO2 + 5 Gd2O3 = Ce90Gd10O195
Ta + B = Ta3B2 =>
3 Ta + 2 B = Ta3B2
Si + Br = SiBr2 =>
Si + 2 Br = SiBr2
Na2CO3 + Cr2O3 + KBrO3 = CO2 + KBr + Na2CrO4 =>
2 Na2CO3 + Cr2O3 + KBrO3 = 2 CO2 + KBr + 2 Na2CrO4
Si + H2O = SiO2 + H =>
Si + 2 H2O = SiO2 + 4 H
Zn + K2Cr2O7 + H2SO4 = Cr(SO4) + ZnSO4 + K2SO4 + H2O =>
4 Zn + K2Cr2O7 + 7 H2SO4 = 2 Cr(SO4) + 4 ZnSO4 + K2SO4 + 7 H2O
S8 + O2 + F2 = SO2F2 =>
S8 + 8 O2 + 8 F2 = 8 SO2F2
KClO3 + K2SO3 + H2SO4 = Cl2 + H2O + K2SO4 =>
2 KClO3 + 5 K2SO3 + H2SO4 = Cl2 + H2O + 6 K2SO4
Pb3O2 = Pb + O2 =>
Pb3O2 = 3 Pb + O2
NH4SO4{-2} + BaCl = NH4Cl + BaSO4{-2} =>
NH4SO4{-2} + BaCl = NH4Cl + BaSO4{-2}
NaSO4{2-}(aq) + BaCl(aq) = NaCl(aq) + BaSO4{2-}(aq) =>
NaSO4{2-}(aq) + BaCl(aq) = NaCl(aq) + BaSO4{2-}(aq)
Fe2(SO3)3 = Fe + SO3 =>
Fe2(SO3)3 = 2 Fe + 3 SO3
K2RuO4 + Cl2 = RuO4 + KCl =>
K2RuO4 + Cl2 = RuO4 + 2 KCl
C14H17O + O2 = CO2 + H2O =>
4 C14H17O + 71 O2 = 56 CO2 + 34 H2O
KI + Pb(II)NO2 = KNO2 + Pb(II)I =>
KI + Pb(II)NO2 = KNO2 + Pb(II)I
Cu(NO3)2 + NH3*H2O = Cu(NH3)4(H2O)2(NO3)2 + H2O =>
Cu(NO3)2 + 4 NH3*H2O = Cu(NH3)4(H2O)2(NO3)2 + 2 H2O
H3PO2*H2O + I2*H2O = H3PO3 + HI + H2O =>
H3PO2*H2O + I2*H2O = H3PO3 + 2 HI + H2O
SiF4 + H2O = HF + Si(OH)4 =>
SiF4 + 4 H2O = 4 HF + Si(OH)4
XCCl4 + HBr = XCClBr3 + HCl =>
XCCl4 + 3 HBr = XCClBr3 + 3 HCl
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