| Équations équilibrées la veille | Équations équilibrées le lendemain |
HNO3 + COH = H2O + CNO3
NH4OH(s) + HCl(aq) = NH4Cl(aq) + H2O(l) =>
NH4OH(s) + HCl(aq) = NH4Cl(aq) + H2O(l)
NH3 + HNO3 = NH3NO3 + H2 =>
2 NH3 + 2 HNO3 = 2 NH3NO3 + H2
P8 + O = P25O2 =>
25 P8 + 16 O = 8 P25O2
C7H7Cl + Cl2 = C7H4Cl4 + HCl =>
C7H7Cl + 3 Cl2 = C7H4Cl4 + 3 HCl
LiMnO4(ac) + HBr(ac) = LiBr(ac) + MnBr2(ac) + H2O(l) + Br2(g) =>
2 LiMnO4(ac) + 16 HBr(ac) = 2 LiBr(ac) + 2 MnBr2(ac) + 8 H2O(l) + 5 Br2(g)
NaOH = Na + OH =>
NaOH = Na + OH
F{-} + H3O{+} = HF + H2O =>
F{-} + H3O{+} = HF + H2O
CaCO3 + HCl = H2O + CO2 + CaCl2 =>
CaCO3 + 2 HCl = H2O + CO2 + CaCl2
MgI2 + H2SO4 = MgSO4 + H2S + I2 + H2O =>
4 MgI2 + 5 H2SO4 = 4 MgSO4 + H2S + 4 I2 + 4 H2O
NaOH = Na + OH =>
NaOH = Na + OH
K2CO3 + H3PO4 = K2PO4 + H3CO3 =>
K2CO3 + H3PO4 = K2PO4 + H3CO3
H2TeO3 + H2O = HTeO3 + H3O =>
H2TeO3 + H2O = HTeO3 + H3O
K2CrO4 + NaNO2 + HCl = CrCl3 + NaNO3 + KCl + H2O =>
2 K2CrO4 + 3 NaNO2 + 10 HCl = 2 CrCl3 + 3 NaNO3 + 4 KCl + 5 H2O
MgCo3 + HCl = MgCl2 + H2Co3 =>
MgCo3 + 2 HCl = MgCl2 + H2Co3
B + KNO3 = B2O3 + KO + N2 =>
8 B + 6 KNO3 = 4 B2O3 + 6 KO + 3 N2
HCOOH + C3H7OH = CHOOC3H7 + H2O =>
HCOOH + C3H7OH = CHOOC3H7 + H2O
Na2B4O7 + Mg = NaBO2 + MgO + B =>
Na2B4O7 + 3 Mg = 2 NaBO2 + 3 MgO + 2 B
CH3CH(NH2)COOH + HNO2 = CH3CH(OH)COOH + NO + H2O =>
CH3CH(NH2)COOH + 5 HNO2 = CH3CH(OH)COOH + 6 NO + 3 H2O
Na(s) + S = Na2S =>
2 Na(s) + S = Na2S
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
KBr + Cl = KCl + Br =>
KBr + Cl = KCl + Br
AgNO3 + H2SO4 = Ag2SO4 + HNO3 =>
2 AgNO3 + H2SO4 = Ag2SO4 + 2 HNO3
Ca(CH3CO2)2 = CaCO3 + C3H6O =>
Ca(CH3CO2)2 = CaCO3 + C3H6O
Zr + O2 = ZrO2 =>
Zr + O2 = ZrO2
Fe3O4 + HCl = FeCl2 + H2O + FeCl3 =>
Fe3O4 + 8 HCl = FeCl2 + 4 H2O + 2 FeCl3
RReO4 + NH4OH = R(OH) + (NH4)ReO4 =>
RReO4 + NH4OH = R(OH) + (NH4)ReO4
NaBr(aq) + Cl2(g) = NaCl(aq) + Br2(g) =>
2 NaBr(aq) + Cl2(g) = 2 NaCl(aq) + Br2(g)
Si(OH)4 + NaBr = SiBr4 + NaOH =>
Si(OH)4 + 4 NaBr = SiBr4 + 4 NaOH
TiO2 + Ba + O2 = Ba2TiO4 =>
TiO2 + 2 Ba + O2 = Ba2TiO4
HSO3{-} = H{+} + SO3{2-} =>
HSO3{-} = H{+} + SO3{2-}
Cs2CO3 + ZnBr2 = Cs2Br2 + ZnCO3 =>
Cs2CO3 + ZnBr2 = Cs2Br2 + ZnCO3
H2SO4 + Al(HO)3 = Al2(SO4)3 + H2O =>
3 H2SO4 + 2 Al(HO)3 = Al2(SO4)3 + 6 H2O
Fe(OH)2 + H2Co3 = H2O + Fe(Co3) =>
Fe(OH)2 + H2Co3 = 2 H2O + Fe(Co3)
SrI2 + F2 = SrF2 + I2 =>
SrI2 + F2 = SrF2 + I2
CH3CH(NH2)COOH + HNO2 = CH3CH(OH)COOH + NO + H2O =>
CH3CH(NH2)COOH + 5 HNO2 = CH3CH(OH)COOH + 6 NO + 3 H2O
Ni(NO3)4 + Rb2S = NiS2 + RbNO3 =>
Ni(NO3)4 + 2 Rb2S = NiS2 + 4 RbNO3
Ca + HF = CaF2 + H2 =>
Ca + 2 HF = CaF2 + H2
Ca(OCl)Cl = CaCl2Ca(OCl)2 =>
2 Ca(OCl)Cl = CaCl2Ca(OCl)2
Cu + CN = Cu(CN) =>
Cu + CN = Cu(CN)
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
C3H6Cl2 + O2 = CO2 + H2O + HCl =>
C3H6Cl2 + 4 O2 = 3 CO2 + 2 H2O + 2 HCl
As4S4(s) + O2(g) = As4O6(s) + SO2(g) =>
As4S4(s) + 7 O2(g) = As4O6(s) + 4 SO2(g)
Cu(SO4) + KOH = Cu(OH)2 + K2(SO4) =>
Cu(SO4) + 2 KOH = Cu(OH)2 + K2(SO4)
Cu + CN = CuCN =>
Cu + CN = CuCN
Sn + I2 = SnI1 =>
2 Sn + I2 = 2 SnI1
MgCl2 + NH3 = MgNH3 + Cl =>
MgCl2 + NH3 = MgNH3 + 2 Cl
AgNO3 + H2SO4 = Ag2SO4 + HNO3 =>
2 AgNO3 + H2SO4 = Ag2SO4 + 2 HNO3
Ca(CH3CO2)2 = CaCO3 + C3H6O =>
Ca(CH3CO2)2 = CaCO3 + C3H6O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/18/24
Équations équilibrées sur12/18/23
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