| Équations équilibrées la veille |
N2(g) + 3 H2 = 2 NH3(g)
Ethanol + O2 = water + carbonmonoxide =>
C2H5OH + 2 O2 = 3 H2O + 2 CO
KCl + Ca(NO3)2 = K(NO3)2 + CaCl =>
KCl + Ca(NO3)2 = K(NO3)2 + CaCl
Be + OH = BeO + H2 =>
2 Be + 2 OH = 2 BeO + H2
Cu(IO3) + K2CO3 = K(IO3) + Cu2CO3 =>
2 Cu(IO3) + K2CO3 = 2 K(IO3) + Cu2CO3
C10H14N2 + O2 = CO2 + H2O + NO =>
2 C10H14N2 + 29 O2 = 20 CO2 + 14 H2O + 4 NO
*2H2 + *3I2 = *4HI =>
3*2H2 + 2*3I2 = 3*4HI
CO(NH2)2 + Ce(NO3)3*6H2O = (CeO2) + CO2 + N2 + H2O =>
14 CO(NH2)2 + 6 Ce(NO3)3*6H2O = 6(CeO2) + 14 CO2 + 23 N2 + 64 H2O
NaOH + FeCl{3-} = NaCl{3-} + FeOH =>
NaOH + FeCl{3-} = NaCl{3-} + FeOH
C3H6O(g) + O2(g) = CO3(g) + H2O(g) =>
2 C3H6O(g) + 11 O2(g) = 6 CO3(g) + 6 H2O(g)
Cl2 + KMnO4 + H2O = KClO4 + MnO2 + KOH =>
3 Cl2 + 14 KMnO4 + 4 H2O = 6 KClO4 + 14 MnO2 + 8 KOH
CuSFeS2 + HNO3 = Fe(NO3)3 + Cu(NO3) + H2SO4 + NO + H2O =>
3 CuSFeS2 + 34 HNO3 = 3 Fe(NO3)3 + 3 Cu(NO3) + 9 H2SO4 + 22 NO + 8 H2O
Ga + HMnO4 = Ga(MnO4)3 + H2 =>
2 Ga + 6 HMnO4 = 2 Ga(MnO4)3 + 3 H2
H2SO4 + NaCl + KMnO4 = Na2SO4 + K2SO4 + MnSO4 + H2O + Cl2 =>
8 H2SO4 + 10 NaCl + 2 KMnO4 = 5 Na2SO4 + K2SO4 + 2 MnSO4 + 8 H2O + 5 Cl2
C3H7Cl + OH{-} = C3H6 + Cl{-} + H2O =>
C3H7Cl + OH{-} = C3H6 + Cl{-} + H2O
C9H18 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + H2O + C9H18COOH =>
20 C9H18 + 18 KMnO4 + 27 H2SO4 = 18 MnSO4 + 9 K2SO4 + 36 H2O + 18 C9H18COOH
Li + Zn(NO3)2 = Zn + LiNO3 =>
2 Li + Zn(NO3)2 = Zn + 2 LiNO3
Na3(Al(OH)6) = Al(OH)3 + NaOH =>
Na3(Al(OH)6) = Al(OH)3 + 3 NaOH
AgCl(s)NH3(aq) = Ag(NH3)Cl =>
AgCl(s)NH3(aq) = Ag(NH3)Cl
OH{-} + BrO3{-} + NO = Br2 + NO2{-} + H2O =>
8 OH{-} + 2 BrO3{-} + 10 NO = Br2 + 10 NO2{-} + 4 H2O
AuC2H3O2 + Na2CO3 = Au2CO3 + NaC2H3O2 =>
2 AuC2H3O2 + Na2CO3 = Au2CO3 + 2 NaC2H3O2
Na1 + H2 = NaH =>
2 Na1 + H2 = 2 NaH
N2 + NaF = Na3N + F2 =>
N2 + 6 NaF = 2 Na3N + 3 F2
Sr + HI = SrI2 + H2 =>
Sr + 2 HI = SrI2 + H2
WO3 + NH4OH = (NH4)10H2W12O42 + H2O =>
12 WO3 + 10 NH4OH = (NH4)10H2W12O42 + 4 H2O
Al2O3 + Bi(OH)3 + H2O = BiAl(OH)6 =>
Al2O3 + 2 Bi(OH)3 + 3 H2O = 2 BiAl(OH)6
CuSO4 + HNO3 = CuNO3 + HSO4 =>
CuSO4 + HNO3 = CuNO3 + HSO4
K2SO4 + [Au(H2O)6]Cl3 = KCl + [Au(H2O)6]2(SO4)3 =>
3 K2SO4 + 2[Au(H2O)6]Cl3 = 6 KCl + [Au(H2O)6]2(SO4)3
Ammonia + sodium = NaNH2 + hydrogen =>
2 NH3 + 2 Na = 2 NaNH2 + H2
AlCl + H2SO4 = AlH2SO4 + Cl =>
AlCl + H2SO4 = AlH2SO4 + Cl
CuSO4 + Na2S2O3 + KI = Na2SO4 + K2SO4 + Na3[Cu(S2O3)2] + I2 =>
2 CuSO4 + 4 Na2S2O3 + 2 KI = Na2SO4 + K2SO4 + 2 Na3[Cu(S2O3)2] + I2
FeS2 + H2O = Fe2O3 + H2SO4 + H =>
2 FeS2 + 19 H2O = Fe2O3 + 4 H2SO4 + 30 H
C17H36 + O = CO2 + H2O =>
C17H36 + 52 O = 17 CO2 + 18 H2O
Pb3O4 + H2 = Pb + H2O =>
Pb3O4 + 4 H2 = 3 Pb + 4 H2O
(CH2)6N4 + HNO3 + NH4NO3 = (CH2)3N3(NO2)3 + H2O =>
(CH2)6N4 + 4 HNO3 + 2 NH4NO3 = 2(CH2)3N3(NO2)3 + 6 H2O
Ni(s) + AgNO3(aq) = Ni(NO3)2(aq) + Ag(s) =>
Ni(s) + 2 AgNO3(aq) = Ni(NO3)2(aq) + 2 Ag(s)
Al2(SO4)3(aq) + K2SO4(aq) + H2O = KAl(SO4)2*12H2O =>
Al2(SO4)3(aq) + K2SO4(aq) + 24 H2O = 2 KAl(SO4)2*12H2O
Na + AlCl = Al + NaCl =>
Na + AlCl = Al + NaCl
NaHCO3(s) + H2SO4(aq) = Na2SO4 + H2O + CO2(g) =>
2 NaHCO3(s) + H2SO4(aq) = Na2SO4 + 2 H2O + 2 CO2(g)
Fe + HNO3 = Fe(NO3) + (NH4)(NO3) + H2O =>
8 Fe + 10 HNO3 = 8 Fe(NO3) + (NH4)(NO3) + 3 H2O
K2SO4(aq) + NaOH = Na2SO4(aq) + KOH(aq) =>
K2SO4(aq) + 2 NaOH = Na2SO4(aq) + 2 KOH(aq)
BCl3 + CH4 + H2 = B4C + HCl =>
4 BCl3 + CH4 + 4 H2 = B4C + 12 HCl
Ag2SO3 = Ag2S(s) + O2 =>
2 Ag2SO3 = 2 Ag2S(s) + 3 O2
H2S + KMnO4 + HNO4 = S + Mn(NO3)2 + KNO3 + H2O =>
11 H2S + 2 KMnO4 + 6 HNO4 = 11 S + 2 Mn(NO3)2 + 2 KNO3 + 14 H2O
NaHSO3 + Cl2 = HCl + NaSO3 =>
2 NaHSO3 + Cl2 = 2 HCl + 2 NaSO3
(C6H10O6)1 + H2O = C6H12O6 + CO2 =>
12(C6H10O6)1 + 6 H2O = 11 C6H12O6 + 6 CO2
Pb(NO3) + Ca = Pb + Ca(NO3) =>
Pb(NO3) + Ca = Pb + Ca(NO3)
PbO + K2O = PbK + O =>
2 PbO + K2O = 2 PbK + 3 O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Ru(HCO3)8 = Ru2(CO3)8 + H2O + CO2 =>
2 Ru(HCO3)8 = Ru2(CO3)8 + 8 H2O + 8 CO2
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