| Équations équilibrées la veille |
3 CaCO3 + 2 Mg3Si4O10(OH)2 = Ca2Mg5Si8O22(OH)2 + CaMg(CO3)2 + H2O + CO2
Mg + NHO3 = Mg(NO3)2 + NH4NO3 + H2O =>
4 Mg + 10 NHO3 = 4 Mg(NO3)2 + NH4NO3 + 3 H2O
Fe{+2} + NO3{-} + H2O = FeOOH + NH3 + H{+} =>
8 Fe{+2} + NO3{-} + 13 H2O = 8 FeOOH + NH3 + 15 H{+}
Se8 + F2 = SeF6 =>
Se8 + 24 F2 = 8 SeF6
TiOSO4 + (NH4)2S + H2O = TiO(OH)2 + (NH4)2SO4 + H2S =>
TiOSO4 + (NH4)2S + 2 H2O = TiO(OH)2 + (NH4)2SO4 + H2S
H2SO4(aq) + BaBr2(aq) = BaSO4 + HBr =>
H2SO4(aq) + BaBr2(aq) = BaSO4 + 2 HBr
Cu + HNO3(conc) = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3(conc) = 3 Cu(NO3)2 + 2 NO + 4 H2O
CaCO3 + Mn(OH)2 = Ca(OH)2 + MnCO3 =>
CaCO3 + Mn(OH)2 = Ca(OH)2 + MnCO3
C3H6 + F2 = CF4 + HF =>
C3H6 + 9 F2 = 3 CF4 + 6 HF
Sn + NaNO3 = Sn(NO3)2 + Na =>
Sn + 2 NaNO3 = Sn(NO3)2 + 2 Na
C7H5NaO3 + H2SO4 = Na2SO4 + C7H6O3 =>
2 C7H5NaO3 + H2SO4 = Na2SO4 + 2 C7H6O3
Mn + ClO4 = Mn(ClO4)2 =>
Mn + 2 ClO4 = Mn(ClO4)2
Hg(NO3)2 + K2CrO4 = HgCrO4 + K2(NO3)2 =>
Hg(NO3)2 + K2CrO4 = HgCrO4 + K2(NO3)2
Na(HCO3) = NaOH + CO2 =>
Na(HCO3) = NaOH + CO2
At2 + HNO3 = HAtO3 + NO + H2O =>
3 At2 + 10 HNO3 = 6 HAtO3 + 10 NO + 2 H2O
HI(g) = H(g) + I(g) =>
HI(g) = H(g) + I(g)
Fe(OH)2 + CrO4{2-} + H2O = Fe(OH)3 + Cr(OH)4{-} + OH{-} =>
3 Fe(OH)2 + CrO4{2-} + 4 H2O = 3 Fe(OH)3 + Cr(OH)4{-} + OH{-}
CuCl2 + (NaOH) = Cu(OH)2 + NaCl =>
CuCl2 + 2(NaOH) = Cu(OH)2 + 2 NaCl
(Na)2CO3 + HCl = NaCl + H2CO3 =>
(Na)2CO3 + 2 HCl = 2 NaCl + H2CO3
Mg2 + O2 = Mg2O2 =>
Mg2 + O2 = Mg2O2
O2(g) + MnF2 + SiO2 = SiF4(g) + MnO2 =>
O2(g) + 2 MnF2 + SiO2 = SiF4(g) + 2 MnO2
Co(OH)3 + HI = I2 + CoI2 + H2O =>
2 Co(OH)3 + 6 HI = I2 + 2 CoI2 + 6 H2O
CuBr2 + H2 = HBr + Cu =>
CuBr2 + H2 = 2 HBr + Cu
I2 + CaCl2 = Ca + ICl =>
I2 + CaCl2 = Ca + 2 ICl
C4H9COOH + Cl2 = C4H8ClCOOH + HCl =>
C4H9COOH + Cl2 = C4H8ClCOOH + HCl
C9H11O2N + O2 = CO2 + H2O + NH3 =>
C9H11O2N + 10 O2 = 9 CO2 + 4 H2O + NH3
CoSO4(aq) + Na2CO3(aq) = CoCO3(s) + Na2SO4(aq) =>
CoSO4(aq) + Na2CO3(aq) = CoCO3(s) + Na2SO4(aq)
C9H20 = C + H2 =>
C9H20 = 9 C + 10 H2
C6H5CH2CH3 + KMnO4 = C6H5COOK + KOH + MnO2 + CO2 =>
3 C6H5CH2CH3 + 22 KMnO4 = 2 C6H5COOK + 20 KOH + 22 MnO2 + 10 CO2
BaCl2*2H2O = BaCl2 + H2O =>
BaCl2*2H2O = BaCl2 + 2 H2O
C2H4 + H2O2 = C2H4O + H2O =>
C2H4 + H2O2 = C2H4O + H2O
NaAlO2 + HCl + CO2 = NaCl + AlHCO2 + O2 =>
NaAlO2 + HCl + CO2 = NaCl + AlHCO2 + O2
HCN + Fe = FeCN + H2 =>
2 HCN + 2 Fe = 2 FeCN + H2
Fe + SnO = Fe2O3 + Sn =>
2 Fe + 3 SnO = Fe2O3 + 3 Sn
SCN + Fe(NO3)3 = Fe(SCN) + NO3 =>
SCN + Fe(NO3)3 = Fe(SCN) + 3 NO3
Fe + Cu(SO4)2 = Fe(SO4)3 + Cu =>
2 Fe + 3 Cu(SO4)2 = 2 Fe(SO4)3 + 3 Cu
(CH3)2NH + HBr = (CH3)2NH2 + Br =>
(CH3)2NH + HBr = (CH3)2NH2 + Br
Zn(s) + Pb(NO3)2 = Zn(NO3)2 + Pb(s) =>
Zn(s) + Pb(NO3)2 = Zn(NO3)2 + Pb(s)
Li4C = Li + C =>
Li4C = 4 Li + C
KOH + BeBr2 = KBr + Be(OH)2 =>
2 KOH + BeBr2 = 2 KBr + Be(OH)2
Zn + Al(OH)3 = Al + Zn(OH)2 =>
3 Zn + 2 Al(OH)3 = 2 Al + 3 Zn(OH)2
Li2SO4 + HCl = Li2SO4HCl =>
Li2SO4 + HCl = Li2SO4HCl
Hg2I2 + I{-} = HgI4{2-} + Hg =>
Hg2I2 + 2 I{-} = HgI4{2-} + Hg
K2SO4 + HBr = H2O + KBr + SO3 =>
K2SO4 + 2 HBr = H2O + 2 KBr + SO3
C2H6O + O2(g) = CO2 + H2O =>
C2H6O + 3 O2(g) = 2 CO2 + 3 H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
SiBr4 + Cl2 = SiCl4 + Br2 =>
SiBr4 + 2 Cl2 = SiCl4 + 2 Br2
KBr + H2O = KBrO3 + H2 =>
KBr + 3 H2O = KBrO3 + 3 H2
NH3 + KAl(SO4)2 + H2O = Al(OH)3 + (NH4)2SO4 + KOH =>
4 NH3 + KAl(SO4)2 + 4 H2O = Al(OH)3 + 2(NH4)2SO4 + KOH
C5H9NO3S + I2 = C5H8NO3S + HI =>
2 C5H9NO3S + I2 = 2 C5H8NO3S + 2 HI
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