| Équations équilibrées la veille |
2 Zn + 4 SO3 = 2 ZnS2O3 + 3 O2
CuO + HNO3 = Cu(NO3)2 + H2O =>
CuO + 2 HNO3 = Cu(NO3)2 + H2O
CaCO3(s) = CO2(g) + CaO(s) =>
CaCO3(s) = CO2(g) + CaO(s)
NaHCO3(s) = CO2(g) + H2O(g) + Na2CO3(s) =>
2 NaHCO3(s) = CO2(g) + H2O(g) + Na2CO3(s)
HNO3 + HF = NO2 + F + H2O =>
HNO3 + HF = NO2 + F + H2O
AI + FeCl = AICl3 + Fe =>
AI + 3 FeCl = AICl3 + 3 Fe
SeF4 + H2O = SeOF2 + HF =>
SeF4 + H2O = SeOF2 + 2 HF
FeTiO3 + C = Fe + TiO2 + CO =>
FeTiO3 + C = Fe + TiO2 + CO
Pb{+2} + Sn = Pb + Sn{+2} =>
Pb{+2} + Sn = Pb + Sn{+2}
C2H6O + CH2O2 = C3H6O + H2O =>
5 C2H6O + 2 CH2O2 = 4 C3H6O + 5 H2O
Sr(NO3)2(aq)K3PO4(aq) = SrPO4K3(NO3)2 =>
Sr(NO3)2(aq)K3PO4(aq) = SrPO4K3(NO3)2
C7H14 + O2 = CO2 + H2O =>
2 C7H14 + 21 O2 = 14 CO2 + 14 H2O
C7H14O2 + NaOH = C3H8O + NaC4H7O2 =>
C7H14O2 + NaOH = C3H8O + NaC4H7O2
Cs2O + HCl = CsCl + H2O =>
Cs2O + 2 HCl = 2 CsCl + H2O
K2SO4 + H2O = H2SO4 + K2O =>
K2SO4 + H2O = H2SO4 + K2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
SnCl + Cl = SnCl4 =>
SnCl + 3 Cl = SnCl4
I2 + Cl2 + H2O = HIO3 + HCl =>
I2 + 5 Cl2 + 6 H2O = 2 HIO3 + 10 HCl
Pt{+4} + H2 = Pt{+2} + H{+} =>
Pt{+4} + H2 = Pt{+2} + 2 H{+}
Y2(SO4)3 + MnCl2 = Y2Cl2 + Mn(SO4)3 =>
Y2(SO4)3 + MnCl2 = Y2Cl2 + Mn(SO4)3
KI + H2SO4 = H2S + KIO4 =>
KI + H2SO4 = H2S + KIO4
CaCl2 + K3(PO4) = Ca3(PO4)2 + KCl =>
3 CaCl2 + 2 K3(PO4) = Ca3(PO4)2 + 6 KCl
Fe(No3)3NaOH = Fe(No3)3 + NaOH =>
Fe(No3)3NaOH = Fe(No3)3 + NaOH
C3H11 + Cl2 = C3 + HCl =>
2 C3H11 + 11 Cl2 = 2 C3 + 22 HCl
C4H7OH + KMnO4 + H2SO4 = C4H8O2 + K2SO4 + MnSO4 + H2O =>
5 C4H7OH + 2 KMnO4 + 3 H2SO4 = 5 C4H8O2 + K2SO4 + 2 MnSO4 + 3 H2O
K + H3O = KOH + H =>
K + H3O = KOH + 2 H
Ag + Cu(NO3) = Ag(NO3) + Cu =>
Ag + Cu(NO3) = Ag(NO3) + Cu
PCl5 + H2S = H3PS4 + HCl =>
PCl5 + 4 H2S = H3PS4 + 5 HCl
H2O2(aq) + KI(aq) + H2SO4(aq) = H2O(l) + I2(aq) + K2SO4(aq) =>
H2O2(aq) + 2 KI(aq) + H2SO4(aq) = 2 H2O(l) + I2(aq) + K2SO4(aq)
HgS + Al + H2O = Al(OH)3 + H2S + Hg =>
3 HgS + 2 Al + 6 H2O = 2 Al(OH)3 + 3 H2S + 3 Hg
C21H26O5 + CH3ClO2S = C21H25O5SO2CH3 + HCl =>
C21H26O5 + CH3ClO2S = C21H25O5SO2CH3 + HCl
Zn(s)Ni(NO3)3(aq) = Zn(NO3)3(aq)Ni(s) =>
Zn(s)Ni(NO3)3(aq) = Zn(NO3)3(aq)Ni(s)
Cu2O(s) + Cu2S = Cu(s) + SO2(g) =>
2 Cu2O(s) + Cu2S = 6 Cu(s) + SO2(g)
C6H12O6 + [Ag(NH3)2]OH = Ag + C6H12O7 + NH3 + H2O =>
C6H12O6 + 2[Ag(NH3)2]OH = 2 Ag + C6H12O7 + 4 NH3 + H2O
H3PO4(aq) + NaOH(aq) = Na3PO4 + H2O =>
H3PO4(aq) + 3 NaOH(aq) = Na3PO4 + 3 H2O
C6H12O6 + NaHCO3 = C6H11O6 + NaH2CO3 =>
C6H12O6 + NaHCO3 = C6H11O6 + NaH2CO3
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
H2P = PH3 + HP2 =>
5 H2P = 3 PH3 + HP2
(NH4)2CO3 + CaCl2 = NH4CaCl2 + (CO3)2 =>
2(NH4)2CO3 + 4 CaCl2 = 4 NH4CaCl2 + (CO3)2
NH4Cl + Pb(OAc)2 = PbCl2 + (NH4)2(OAc)2 =>
2 NH4Cl + Pb(OAc)2 = PbCl2 + (NH4)2(OAc)2
SiO2(s) + HF(g) = SiF4(s) + H2O(l) =>
SiO2(s) + 4 HF(g) = SiF4(s) + 2 H2O(l)
CrO4{2-} + H{+} + C6H2(CH3)3 = Cr{3+} + H2O + C6H3(COOH)3 =>
17 CrO4{2-} + 85 H{+} + 3 C6H2(CH3)3 = 17 Cr{3+} + 50 H2O + 3 C6H3(COOH)3
C8H10 + O2 = CO2 + H2O =>
2 C8H10 + 21 O2 = 16 CO2 + 10 H2O
(CH3)2CO + C6H5OH = (CH3)2C(C6H4OH)2 + H2O =>
(CH3)2CO + 2 C6H5OH = (CH3)2C(C6H4OH)2 + H2O
ZnONa2SO4 = ZnSO4Na2O =>
ZnONa2SO4 = ZnSO4Na2O
HCl + Fe = H2(gas) + FeCl2 =>
2 HCl + Fe = H2(gas) + FeCl2
Ni + NaOH = Ni(OH) + Na =>
Ni + NaOH = Ni(OH) + Na
Cu + H2O + O2 + CO2 = Cu(OH)2CO3 =>
Cu + H2O + O2 + CO2 = Cu(OH)2CO3
H2(SO4) + K(OH) = K2(SO4) + H(OH) =>
H2(SO4) + 2 K(OH) = K2(SO4) + 2 H(OH)
C14H13N804S8 + H2O2 = CO2 + H2O + NO3 + SO2 =>
2 C14H13N804S8 + 4925 H2O2 = 28 CO2 + 4938 H2O + 1608 NO3 + 16 SO2
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