| Équations équilibrées la veille |
2 C18H30O2 + 3 C6H10 = 2 C18H36O2 + C18H18
KMnO4 + H2SO4 + NaNO2 = K2SO4 + NaNO3 + MnSO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 NaNO2 = K2SO4 + 5 NaNO3 + 2 MnSO4 + 3 H2O
Sn(s) + HNO3(aq) + H2SO4 = SnSO4(s) + NO2(g) + H2O(l) =>
Sn(s) + 2 HNO3(aq) + H2SO4 = SnSO4(s) + 2 NO2(g) + 2 H2O(l)
Cu(NO3)2 + FeBr2 = CuBr2 + Fe(NO3)2 =>
Cu(NO3)2 + FeBr2 = CuBr2 + Fe(NO3)2
C3H5O2Na + NaOH = Na2CO3 + C2H6 =>
C3H5O2Na + NaOH = Na2CO3 + C2H6
C + O = CO2 =>
C + 2 O = CO2
CdCo3 = Cd + Co3 =>
CdCo3 = Cd + Co3
KNO3 + C6H12O6 = CO2 + H2O + KNO2 =>
12 KNO3 + C6H12O6 = 6 CO2 + 6 H2O + 12 KNO2
Cu2O + P = Cu2OP =>
Cu2O + P = Cu2OP
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Na + B2S3 = Na2S + B =>
6 Na + B2S3 = 3 Na2S + 2 B
KClO3 + H2SO4 = K2SO4 + KClO4 + ClO2 + H2O =>
3 KClO3 + H2SO4 = K2SO4 + KClO4 + 2 ClO2 + H2O
NaOH + CO2 = H2O + Na2CO3 =>
2 NaOH + CO2 = H2O + Na2CO3
Al(NO3)3*9H2O + CO(NH2)2 = Al2O3 + CO2 + H2O + N2 =>
2 Al(NO3)3*9H2O + 5 CO(NH2)2 = Al2O3 + 5 CO2 + 28 H2O + 8 N2
KClO = KCl + O2 =>
2 KClO = 2 KCl + O2
HCl + H2O = H3O + Cl =>
HCl + H2O = H3O + Cl
BaCl2 + Na2(SO4) = Ba(SO4) + NaCl =>
BaCl2 + Na2(SO4) = Ba(SO4) + 2 NaCl
MgP = Mg + P =>
MgP = Mg + P
H2SO4 + (NH4)2SO4 = NH4(SO4)2 + H =>
3 H2SO4 + (NH4)2SO4 = 2 NH4(SO4)2 + 6 H
N2O4 + (CH3)2N2H2 = CO2 + N2 + H2O =>
2 N2O4 + (CH3)2N2H2 = 2 CO2 + 3 N2 + 4 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
CaCl2 + NaOH = NaCl + CaO + H2O =>
CaCl2 + 2 NaOH = 2 NaCl + CaO + H2O
NaCHO3 + CH3 = NaCH3 + CO2 + H2O =>
7 NaCHO3 + 8 CH3 = 7 NaCH3 + 8 CO2 + 5 H2O
Cu + H{+} + NO3{-} = NO2 + H2O + Cu{2+} =>
Cu + 4 H{+} + 2 NO3{-} = 2 NO2 + 2 H2O + Cu{2+}
Sn(OH)2 + BiCl3 = Sn(OH)Cl + Bi(OH)3 =>
3 Sn(OH)2 + BiCl3 = 3 Sn(OH)Cl + Bi(OH)3
HNO3 + Mg(OH)2 = H2O + Mg(NO3)2 =>
2 HNO3 + Mg(OH)2 = 2 H2O + Mg(NO3)2
C + B = BC =>
C + B = BC
BHO2 + Cl = BO2 + HCl =>
BHO2 + Cl = BO2 + HCl
C2H2 + HNO3 = C2H3NO3 =>
C2H2 + HNO3 = C2H3NO3
Tl + H2S = Tl2S + H2 =>
2 Tl + H2S = Tl2S + H2
Ni2O3 + Fe + H2O = Ni(OH)2 + Fe(OH)2 =>
Ni2O3 + Fe + 3 H2O = 2 Ni(OH)2 + Fe(OH)2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Na{2}S + AgNO3 = Ag{2}S + NaNO3 =>
Na{2}S + AgNO3 = Ag{2}S + NaNO3
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
(NH4)2CO3 + H3AsO4 = (NH4)3AsO4 + H2O + CO2 =>
3(NH4)2CO3 + 2 H3AsO4 = 2(NH4)3AsO4 + 3 H2O + 3 CO2
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
Zn + HNO3 = Zn(NO3)2 + NO2(gas) + H2O =>
Zn + 4 HNO3 = Zn(NO3)2 + 2 NO2(gas) + 2 H2O
(NH4)2SO4 + Ba(CH3COO)2 = BaSO4 + (CH3COO)2(NH4)2 =>
(NH4)2SO4 + Ba(CH3COO)2 = BaSO4 + (CH3COO)2(NH4)2
Cl + KI = KCl + I =>
Cl + KI = KCl + I
(AuCl4){-} + Cu = Au + Cl{-} + Cu{2+} =>
2(AuCl4){-} + 3 Cu = 2 Au + 8 Cl{-} + 3 Cu{2+}
C3H6 + O2 = CO2 + H9 =>
3 C3H6 + 9 O2 = 9 CO2 + 2 H9
Na2S + Co(NO3)2 = NaNO3 + CoS =>
Na2S + Co(NO3)2 = 2 NaNO3 + CoS
Cr + Fe{+} = Cr{+} + Fe =>
Cr + Fe{+} = Cr{+} + Fe
[Ag(NH3)2]Cl + KCN = [Ag(CN)2]K + KCl + NH3 =>
[Ag(NH3)2]Cl + 2 KCN = [Ag(CN)2]K + KCl + 2 NH3
K(ClO)2 + HCl = KCl + Cl2 + H2O =>
2 K(ClO)2 + 8 HCl = 2 KCl + 5 Cl2 + 4 H2O
BaS + FeSO4 = BaSO4 + FeS =>
BaS + FeSO4 = BaSO4 + FeS
H3BO3 + C3H8O3 = BO6C6H10 + H2O + H =>
H3BO3 + 2 C3H8O3 = BO6C6H10 + 3 H2O + 3 H
Mn1P2 = Mn6 + P3 =>
6 Mn1P2 = Mn6 + 4 P3
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
K2Cr2O7 + AlPO4 = K3PO4 + Al2(Cr2O7)3 =>
3 K2Cr2O7 + 2 AlPO4 = 2 K3PO4 + Al2(Cr2O7)3
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