| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 BN + 7 O2 = 2 B2O3 + 4 NO2
NaBr + HSO4 = HBr + NaSO4 =>
NaBr + HSO4 = HBr + NaSO4
C2H5Cl + Na + C5H10Cl = C7H16 + NaCl =>
10 C2H5Cl + 13 Na + 3 C5H10Cl = 5 C7H16 + 13 NaCl
CoH(PPh)3N2 + HCl = CoCl2(PPh)2 + PPh + H2 + N2 =>
2 CoH(PPh)3N2 + 4 HCl = 2 CoCl2(PPh)2 + 2 PPh + 3 H2 + 2 N2
NaClO2 + H2SO4 = ClO2 + NaCl + Na2SO4 + H2O =>
5 NaClO2 + 2 H2SO4 = 4 ClO2 + NaCl + 2 Na2SO4 + 2 H2O
HIO4 = I2O7 + H2O =>
2 HIO4 = I2O7 + H2O
Al(OH)3 + HNO3 = Al(NO3)3 + H2O =>
Al(OH)3 + 3 HNO3 = Al(NO3)3 + 3 H2O
B + H2O = BH + OH =>
B + H2O = BH + OH
NH4ClH2O = NH4OHHCl =>
NH4ClH2O = NH4OHHCl
CH3CBr2CH3 + NaOH = CH3COCH3 + NaBr + HOH =>
CH3CBr2CH3 + 2 NaOH = CH3COCH3 + 2 NaBr + HOH
Li + BaO = LiO2 + Ba =>
Li + 2 BaO = LiO2 + 2 Ba
NH4ClH2O = H3ONH3Cl =>
NH4ClH2O = H3ONH3Cl
Al2O3 + HgCl2 = AlCl3 + HgO =>
Al2O3 + 3 HgCl2 = 2 AlCl3 + 3 HgO
MgCl2 + (BaOH)2 = Mg(OH)2 + BaCl =>
MgCl2 + (BaOH)2 = Mg(OH)2 + 2 BaCl
K3Fe(CN)6 + NH4SCN = KSCN + (NH4)3Fe(CN)6 = =>
K3Fe(CN)6 + 3 NH4SCN = 3 KSCN + (NH4)3Fe(CN)6
K2N + H2O = KOH + NH2 =>
K2N + 2 H2O = 2 KOH + NH2
CO(NH2)2(s) + H2O(l) = NH3(g) + CO2(g) =>
CO(NH2)2(s) + H2O(l) = 2 NH3(g) + CO2(g)
NaNO3 + HCI = HNO3 + NaCI =>
NaNO3 + HCI = HNO3 + NaCI
H3PO4(aq) + Mn(OH)2(s) = Mn3(PO4)2(s) + H2O(l) =>
2 H3PO4(aq) + 3 Mn(OH)2(s) = Mn3(PO4)2(s) + 6 H2O(l)
CH3COOH + NaCO3 = Na2CO3 + H2O + CO2 =>
CH3COOH + 8 NaCO3 = 4 Na2CO3 + 2 H2O + 6 CO2
Fe(OH)2 + H3BO3 = Fe3(BO3)2 + H2O =>
3 Fe(OH)2 + 2 H3BO3 = Fe3(BO3)2 + 6 H2O
I + S = IS2 =>
I + 2 S = IS2
H2 + NH3 = H2NH3 =>
H2 + NH3 = H2NH3
H2SO3 + NaCI = HCI + Na2SO3 =>
H2SO3 + 2 NaCI = 2 HCI + Na2SO3
NiO + NaOH = Ni(OH) + NaO =>
NiO + NaOH = Ni(OH) + NaO
Na4SiO4 + HCl = NaCl + SiO2 + H2O =>
Na4SiO4 + 4 HCl = 4 NaCl + SiO2 + 2 H2O
FePO4 = Fe2O3 + P2O5 =>
2 FePO4 = Fe2O3 + P2O5
Co + I2 = CoI3 =>
2 Co + 3 I2 = 2 CoI3
Ca + Mg = CaMg =>
Ca + Mg = CaMg
CuI2 = Cu2 + I =>
2 CuI2 = Cu2 + 4 I
Na2SO4 + HCl = Na2SO4(HCl)2 =>
Na2SO4 + 2 HCl = Na2SO4(HCl)2
NH + O = NO2 + H2O =>
2 NH + 5 O = 2 NO2 + H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
HBr + MnO4 = H2O + MnBr2 + Br2 =>
8 HBr + MnO4 = 4 H2O + MnBr2 + 3 Br2
C2H5O3 + O2 = CO2 + H2O =>
4 C2H5O3 + 7 O2 = 8 CO2 + 10 H2O
MoCl5 + S{-2} = MoS2 + Cl{-} + S =>
2 MoCl5 + 5 S{-2} = 2 MoS2 + 10 Cl{-} + S
CH3CHO + NH3 = CH3CNH3OH =>
CH3CHO + NH3 = CH3CNH3OH
Fe(oh)3 + O3 + H2O = Fe(OH)3 =>
2 Fe(oh)3 + 3 O3 + 9 H2O = 6 Fe(OH)3
Br + O2 = BrO =>
2 Br + O2 = 2 BrO
Cr2(SO4)3 + Na2S2O8 + H2O = Na2SO4 + H2SO4 + Na2Cr2O7 =>
Cr2(SO4)3 + 3 Na2S2O8 + 7 H2O = 2 Na2SO4 + 7 H2SO4 + Na2Cr2O7
Co + Br = CoBr4 =>
Co + 4 Br = CoBr4
HCH3CO2 + NaOH = HCH3OH + NaCO2 =>
HCH3CO2 + NaOH = HCH3OH + NaCO2
Pb(NO3)2 + HCl = HClNO3 + Pb =>
Pb(NO3)2 + 2 HCl = 2 HClNO3 + Pb
K2S(aq) + HCl(aq) = KH(aq) + SCl2(g) =>
K2S(aq) + 2 HCl(aq) = 2 KH(aq) + SCl2(g)
Ca(OH)2 + H3(PO4) = Ca3(PO4)2 + HOH =>
3 Ca(OH)2 + 2 H3(PO4) = Ca3(PO4)2 + 6 HOH
NH3 + HU = NH4U =>
NH3 + HU = NH4U
Bi(NO3)3 + HOH = Bi(OH)3 + HNO3 =>
Bi(NO3)3 + 3 HOH = Bi(OH)3 + 3 HNO3
CS2(l) + Cl2(g) = CCl4(l) + S2Cl2(g) =>
CS2(l) + 3 Cl2(g) = CCl4(l) + S2Cl2(g)
NaHCO3 + KOH = NaOH + KHCO3 =>
NaHCO3 + KOH = NaOH + KHCO3
C2H5OH + PCl5 = C2H5Cl + POCl3 + H2O =>
2 C2H5OH + PCl5 = 2 C2H5Cl + POCl3 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/22/24
Équations équilibrées sur12/22/23
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