| Équations équilibrées la veille |
6 CO2 + 6 H2O = C6H12O6 + 6 O2
CH3CH2COOH + PH4 = PH3 + HCH3CH2COOH =>
CH3CH2COOH + PH4 = PH3 + HCH3CH2COOH
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
FeCl2 + Na2SiO3 = FeSiO3 + NaCl =>
FeCl2 + Na2SiO3 = FeSiO3 + 2 NaCl
I + Pd = PdI =>
I + Pd = PdI
ClO3 + H2O = HClO3 + HClO4 =>
2 ClO3 + H2O = HClO3 + HClO4
Cl2 + W = WCl6 =>
3 Cl2 + W = WCl6
K2CO3 + HNO3 = CO2 + H2O + KNO3 =>
K2CO3 + 2 HNO3 = CO2 + H2O + 2 KNO3
CH3(CH2)12CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)12CH3 + 43 O2 = 28 CO2 + 30 H2O
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
CO2 = C + O2 =>
CO2 = C + O2
H3N + O2 = NO + H2O =>
4 H3N + 5 O2 = 4 NO + 6 H2O
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
N2(g) + O2(g) + H2O(l) = HNO2(aq) =>
2 N2(g) + 3 O2(g) + 2 H2O(l) = 4 HNO2(aq)
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
KNO3 + C + S = K2SO4 + CO2 + N2 =>
2 KNO3 + C + S = K2SO4 + CO2 + N2
KClO2 = O + KCl =>
KClO2 = 2 O + KCl
Cl2 + W = WCl6 =>
3 Cl2 + W = WCl6
K(OH) + H3PO4 = K3PO4 + H2O =>
3 K(OH) + H3PO4 = K3PO4 + 3 H2O
Bi2S3 + NaOH = Bi + Na2S + Na2SO4 + H2O =>
4 Bi2S3 + 24 NaOH = 8 Bi + 9 Na2S + 3 Na2SO4 + 12 H2O
Ba(NO3)2 + MgCl2 = BaCl2 + Mg(NO3)2 =>
Ba(NO3)2 + MgCl2 = BaCl2 + Mg(NO3)2
Zn(OH)2 + H2SO4 = ZnSO4 + H2O =>
Zn(OH)2 + H2SO4 = ZnSO4 + 2 H2O
Cu + H2O = CuO + H2 =>
Cu + H2O = CuO + H2
CH3CH2COOH + PH4 = PH3 + HCH3CH2COOH =>
CH3CH2COOH + PH4 = PH3 + HCH3CH2COOH
Cu(i) + FeSO4 = CuSO4 + Fe =>
Cu(i) + FeSO4 = CuSO4 + Fe
Sr(OH)2 + H2S = SrS + H2O =>
Sr(OH)2 + H2S = SrS + 2 H2O
C3H8(g) + O2 = CO2(g) + H2O =>
C3H8(g) + 5 O2 = 3 CO2(g) + 4 H2O
K2CO3 + CaCO3 = K2Ca(CO3)2 =>
K2CO3 + CaCO3 = K2Ca(CO3)2
NaCl*H2O = NaCl + H2O =>
NaCl*H2O = NaCl + H2O
Hg2(NO3)2 + KBr = Hg2Br2 + KNO3 =>
Hg2(NO3)2 + 2 KBr = Hg2Br2 + 2 KNO3
Na3PO4(aq) + AlCl3(aq) = NaCl(aq) + AlPO4(s) =>
Na3PO4(aq) + AlCl3(aq) = 3 NaCl(aq) + AlPO4(s)
Zn{2+} + OH{-) = Zn(OH)2 =>
Zn{2+} + 2 OH{-) = Zn(OH)2
J2 + HNO3 = HJO3 + NO + H2O =>
3 J2 + 10 HNO3 = 6 HJO3 + 10 NO + 2 H2O
C2H6O(s) + O2(l) = CO2(g) + H2O(l) =>
C2H6O(s) + 3 O2(l) = 2 CO2(g) + 3 H2O(l)
CaCO3(s) + H3PO4(ac) = Ca3(PO4)2(ac) + CO2(g) + H2O(l) =>
3 CaCO3(s) + 2 H3PO4(ac) = Ca3(PO4)2(ac) + 3 CO2(g) + 3 H2O(l)
P4S7 + HNO3 + H2O = H3PO4 + H2SO4 + NO =>
3 P4S7 + 62 HNO3 + 8 H2O = 12 H3PO4 + 21 H2SO4 + 62 NO
NaOH + C4H6O5 = NaC4H5O5 + H2O =>
NaOH + C4H6O5 = NaC4H5O5 + H2O
CH3(CH)2(CH2)2CH3(l) + O2(g) = CO2(g) + H2O(g) =>
CH3(CH)2(CH2)2CH3(l) + 9 O2(g) = 6 CO2(g) + 6 H2O(g)
AgNO3 + Fe(NO3)3 = Ag(NO3)3 + Fe(NO3)2 =>
AgNO3 + 2 Fe(NO3)3 = Ag(NO3)3 + 2 Fe(NO3)2
Al2(SO4)3(aq) + NaOH(aq) = Al(OH)3(s) + Na2SO4(aq) =>
Al2(SO4)3(aq) + 6 NaOH(aq) = 2 Al(OH)3(s) + 3 Na2SO4(aq)
Fe + HCl + Cl2 = FeHCl3 =>
Fe + HCl + Cl2 = FeHCl3
KNO3 + C6H12O6 = CO2 + H2O + KNO2 =>
12 KNO3 + C6H12O6 = 6 CO2 + 6 H2O + 12 KNO2
HNO + HI = H2O + I2 + NH4I =>
HNO + 5 HI = H2O + 2 I2 + NH4I
KMnO4 + NaNO2 + H2O = MnO3 + NaNO3 + KOH =>
2 KMnO4 + NaNO2 + H2O = 2 MnO3 + NaNO3 + 2 KOH
Cu2O = Cu + O =>
Cu2O = 2 Cu + O
H3PO2 + NiCl2 + NaOH = Ni + Na3PO4 + H2O + NaCl =>
H3PO2 + 2 NiCl2 + 7 NaOH = 2 Ni + Na3PO4 + 5 H2O + 4 NaCl
Zn + Y2 = ZnY2 =>
Zn + Y2 = ZnY2
Na2S2O5 + H2SO4 = Na2SO4 + SO2 + H2O =>
Na2S2O5 + H2SO4 = Na2SO4 + 2 SO2 + H2O
Fe2O3 + NH4Cl = Fe2Cl3 + (NH4)2O2 =>
2 Fe2O3 + 6 NH4Cl = 2 Fe2Cl3 + 3(NH4)2O2
H{+} + VO3{-} + SO3{2-} = SO4{2-} + VO{2+} + H2O =>
6 H{+} + 2 VO3{-} + SO3{2-} = SO4{2-} + 2 VO{2+} + 3 H2O
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