| Équations équilibrées la veille |
2 NH2OH + 2 H2SO3 = (NH4)2SO4 + H2SO4
Th + O2 = ThO2 =>
Th + O2 = ThO2
Zn + HBrO3 + H2SO4 = ZnSO4 + Br2 + H2O =>
5 Zn + 2 HBrO3 + 5 H2SO4 = 5 ZnSO4 + Br2 + 6 H2O
Cr + NaOH + H2O + O2 = Na3[Cr(OH)6] =>
4 Cr + 12 NaOH + 6 H2O + 3 O2 = 4 Na3[Cr(OH)6]
CH3NH2 + H2SO4 = CH3NH3{+} + SO4{2-} =>
2 CH3NH2 + H2SO4 = 2 CH3NH3{+} + SO4{2-}
C4H9I + OH = C4H9OH + I =>
C4H9I + OH = C4H9OH + I
MgCl2 + NaI = MgI2 + NaCl =>
MgCl2 + 2 NaI = MgI2 + 2 NaCl
CrO4HCl = HCrO4Cl =>
CrO4HCl = HCrO4Cl
H2Na2O = H2ONa2 =>
H2Na2O = H2ONa2
CrO42{-} + I{-} + H{+} = Cr3{+} + I2 + H2O =>
3 CrO42{-} + 248 I{-} + 252 H{+} = Cr3{+} + 124 I2 + 126 H2O
Cu + HCl = CuCl2 + H2 =>
Cu + 2 HCl = CuCl2 + H2
HgNO3 + BaCl2 = HgCl + Ba(NO3)2 =>
2 HgNO3 + BaCl2 = 2 HgCl + Ba(NO3)2
Si + Br = SiBr2 =>
Si + 2 Br = SiBr2
Ca(OH)2 + H2NO3 = CaNO3 + H2O =>
Ca(OH)2 + H2NO3 = CaNO3 + 2 H2O
RbO2 + H2O = O2 + RbOH =>
4 RbO2 + 2 H2O = 3 O2 + 4 RbOH
K2Cr2O7 + K + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O =>
K2Cr2O7 + 6 K + 7 H2SO4 = 4 K2SO4 + Cr2(SO4)3 + 7 H2O
O{+} + O{-} = O2 =>
O{+} + O{-} = O2
Na2CO3 + H3C3N3O3 = NaCN + CO2 + N2 + H2O =>
9 Na2CO3 + 10 H3C3N3O3 = 18 NaCN + 21 CO2 + 6 N2 + 15 H2O
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
C18H38 = C9H18 + C9H20 =>
C18H38 = C9H18 + C9H20
K + AgCl = KCl + Ag =>
K + AgCl = KCl + Ag
Zn + H2O4 = ZnO4 + H2O =>
3 Zn + 4 H2O4 = 3 ZnO4 + 4 H2O
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
CU + Cl = CUCl =>
CU + Cl = CUCl
Au + HCl = AuCl2 + H2 =>
Au + 2 HCl = AuCl2 + H2
NaIO3 + NaI + H2SO4 = I2 + Na2SO4 + H2O =>
NaIO3 + 5 NaI + 3 H2SO4 = 3 I2 + 3 Na2SO4 + 3 H2O
HClO + KI = I2 + KCl + KOH =>
HClO + 2 KI = I2 + KCl + KOH
HNO3Mg(OH)2 = MgNO3H(OH)2 =>
HNO3Mg(OH)2 = MgNO3H(OH)2
SO3{2-} + MnO4{-} + H{+} = SO4{2�} + Mn{2+} + H2O =>
5 SO3{2-} + 6 MnO4{-} + 38 H{+} = 5 SO4{2�} + 6 Mn{2+} + 19 H2O
LiHSO4KOH = LiKSO4H2O =>
LiHSO4KOH = LiKSO4H2O
CH3COONa + NaOH = Na2(CO3) + CH4 =>
CH3COONa + NaOH = Na2(CO3) + CH4
FeCuSO4 = FeOCuSO3 =>
FeCuSO4 = FeOCuSO3
V + HCl = VCl3 + H =>
V + 3 HCl = VCl3 + 3 H
CaO + Fe2O3 = CaOFe2O3 =>
CaO + Fe2O3 = CaOFe2O3
Ba(HSO3)2 + Ba(OH)2 = BaSO3 + H2O =>
Ba(HSO3)2 + Ba(OH)2 = 2 BaSO3 + 2 H2O
Na + HCl = H2 + NaCl =>
2 Na + 2 HCl = H2 + 2 NaCl
La(NO3)2 + Fe(NO3)2 + C2H6O2 = LaFeO3 + CO2 + N2 + H2O =>
5 La(NO3)2 + 5 Fe(NO3)2 + 9 C2H6O2 = 5 LaFeO3 + 18 CO2 + 10 N2 + 27 H2O
Li2CO3 + HNO3 = LiNO3 + H2CO3 =>
Li2CO3 + 2 HNO3 = 2 LiNO3 + H2CO3
MgH + H2O = MgOH + H2 =>
MgH + H2O = MgOH + H2
HCOOH + Cu(OH)2 = Cu(HCOO)2 + H2O =>
2 HCOOH + Cu(OH)2 = Cu(HCOO)2 + 2 H2O
(NH4)OH + FeCl3 = (NH4)Cl + Fe(OH)3 =>
3(NH4)OH + FeCl3 = 3(NH4)Cl + Fe(OH)3
Fe(No3)2 + LiOH = Fe(OH)2 + LiNo3 =>
Fe(No3)2 + 2 LiOH = Fe(OH)2 + 2 LiNo3
KOH + SO2 = K2SO3 + H2O =>
2 KOH + SO2 = K2SO3 + H2O
Fe + NaSCN = FeSCN + Na =>
Fe + NaSCN = FeSCN + Na
FeCl3 + KSCN = Fe(SCN)3 + KCl = FeCl3(aq) + KSCN(aq) =>
FeCl3 + 3 KSCN = Fe(SCN)3 + 3 KCl
Co + I2 = CoI2 =>
Co + I2 = CoI2
Mg + H2SO4(k) = MgSO4 + H2S + H2O =>
4 Mg + 5 H2SO4(k) = 4 MgSO4 + H2S + 4 H2O
Cu2S + HNO3 = Cu(NO3)2 + H2CuSO4 + NO2 + H2O =>
Cu2S + 10 HNO3 = Cu(NO3)2 + H2CuSO4 + 8 NO2 + 4 H2O
CaCO3 + HCl = CO2 + CaCl2 + H2O =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
C3H6O + O2 = H2CO3 =>
C3H6O + 4 O2 = 3 H2CO3
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Équations équilibrées sur11/23/24
Équations équilibrées sur12/23/23
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