| Équations équilibrées la veille |
3 Na2 + 8 HNO3 = 6 NaNO3 + 2 NO + 4 H2O
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
CaCO3 + HCl = CaCl2 + H2CO3 =>
CaCO3 + 2 HCl = CaCl2 + H2CO3
Pb + O3 = PbO2 =>
3 Pb + 2 O3 = 3 PbO2
C3H7OH + O2 = H2O + CO2 =>
2 C3H7OH + 9 O2 = 8 H2O + 6 CO2
H2(C2O4) + NaOH = Na2C2O4 + H2O =>
H2(C2O4) + 2 NaOH = Na2C2O4 + 2 H2O
Mg3N2 + H2O = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3
CuSO4 + S = Cu2O + SO2 =>
4 CuSO4 + 3 S = 2 Cu2O + 7 SO2
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
(CH3)3N + HCl = CH3Cl + NH3 =>
(CH3)3N + 3 HCl = 3 CH3Cl + NH3
Hf + N2 = NHf3N4 =>
6 Hf + 5 N2 = 2 NHf3N4
FeCl3 + F2 = FeF + Cl2 =>
2 FeCl3 + F2 = 2 FeF + 3 Cl2
AuCl3 + H2O2 = Au + HCl + O2 =>
2 AuCl3 + 3 H2O2 = 2 Au + 6 HCl + 3 O2
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
I2 + K = KI =>
I2 + 2 K = 2 KI
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
N2 + O3 + H2O = HNO2 =>
N2 + O3 + H2O = 2 HNO2
NI + HNO3 = NI(NO3)2 + N2O + H2O =>
4 NI + 10 HNO3 = 4 NI(NO3)2 + N2O + 5 H2O
H2SiCl2 + H2O = H8Si4O4 + HCl =>
4 H2SiCl2 + 4 H2O = H8Si4O4 + 8 HCl
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
K3PO4 + MgCl2 = Mg3(PO4)2 + KCl =>
2 K3PO4 + 3 MgCl2 = Mg3(PO4)2 + 6 KCl
P1 + Br2 = PBr3 =>
2 P1 + 3 Br2 = 2 PBr3
CO = C + CO2 =>
2 CO = C + CO2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
ClO3{-} + Cu + H{+} = Cl{-} + Cu{2+} + H2O =>
ClO3{-} + 3 Cu + 6 H{+} = Cl{-} + 3 Cu{2+} + 3 H2O
CdCl2 + H2S = CdS + HCl =>
CdCl2 + H2S = CdS + 2 HCl
CuI2 + LiF = CuF2 + LiI =>
CuI2 + 2 LiF = CuF2 + 2 LiI
BaO + SO2 = BaS + O3 =>
BaO + SO2 = BaS + O3
Al + CuCl*H2O = AlCl3 + Cu + H2O =>
Al + 3 CuCl*H2O = AlCl3 + 3 Cu + 3 H2O
Xe + OH = HXeO4 + H2O =>
Xe + 7 OH = HXeO4 + 3 H2O
BaBr2 + Hg(NO3)2 = Ba(NO3)2 + HgBr2 =>
BaBr2 + Hg(NO3)2 = Ba(NO3)2 + HgBr2
NO2 = O2 + N2 =>
2 NO2 = 2 O2 + N2
KIO4 + I2 + H2O = KIO3 + HIO3 =>
5 KIO4 + I2 + H2O = 5 KIO3 + 2 HIO3
KBr + H2SO4 + MgO2 = KHSO4 + MgSO4 + H2O + Br2 =>
2 KBr + 3 H2SO4 + MgO2 = 2 KHSO4 + MgSO4 + 2 H2O + Br2
KOH + NO = KNO2 + N2 + H2O =>
4 KOH + 6 NO = 4 KNO2 + N2 + 2 H2O
COOH + C2H5OH = C2H5COO + H2O =>
COOH + C2H5OH = C2H5COO + H2O
[Cr(O2)4]{3-} + H{+} = Cr{3+} + O2 + H2O =>
2[Cr(O2)4]{3-} + 12 H{+} = 2 Cr{3+} + 5 O2 + 6 H2O
C3H7NO2 + O2 = C02 + H2O + N2 =>
4 C3H7NO2 + 3 O2 = 6 C02 + 14 H2O + 2 N2
PH3 + HBrO3 = P2O5 + Br2 + H2O =>
10 PH3 + 16 HBrO3 = 5 P2O5 + 8 Br2 + 23 H2O
C6H14 + O2(g) = CO2 + H2O =>
2 C6H14 + 19 O2(g) = 12 CO2 + 14 H2O
Li2O + MnO2 = LiMn2O4 + O2 =>
2 Li2O + 8 MnO2 = 4 LiMn2O4 + O2
Sb2S5 + HCl = H2S + S + Sb{3+} + Cl{-} =>
Sb2S5 + 6 HCl = 3 H2S + 2 S + 2 Sb{3+} + 6 Cl{-}
B2O3 + Li2CO3 + Bi2O3 + Sr1O1 = Li18B9Bi18SrCO + O2 + CO2 =>
18 B2O3 + 36 Li2CO3 + 36 Bi2O3 + 4 Sr1O1 = 4 Li18B9Bi18SrCO + 103 O2 + 32 CO2
PbO2 + NaOH = Pb(OH)2 + NaO =>
PbO2 + 2 NaOH = Pb(OH)2 + 2 NaO
ZnC = Zn + C =>
ZnC = Zn + C
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Na(cr) + Cl2(g) = NaCl(cr) =>
2 Na(cr) + Cl2(g) = 2 NaCl(cr)
BaTiO3 + NH3 = BaTiO2N + H2O + H2 =>
2 BaTiO3 + 2 NH3 = 2 BaTiO2N + 2 H2O + H2
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Li2S + FePO4 = Li3PO4 + Fe2S3 =>
3 Li2S + 2 FePO4 = 2 Li3PO4 + Fe2S3
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Équations équilibrées sur10/20/24
Équations équilibrées sur11/19/23
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