| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Na2S + Mn(C2H3O2)6 = 6 Na(C2H3O2) + MnS3
B2O3 + NaHO = Na3BO3 + H2O =>
B2O3 + 6 NaHO = 2 Na3BO3 + 3 H2O
Na3N + MgCl2 = NaCl + Mg3N2 =>
2 Na3N + 3 MgCl2 = 6 NaCl + Mg3N2
NaHS + H2SO4 = Na2SO4 + H2S =>
2 NaHS + H2SO4 = Na2SO4 + 2 H2S
H{+} + CrO4{2-} + NO2{-} = Cr{3+} + H2O + NO3{-} =>
10 H{+} + 2 CrO4{2-} + 3 NO2{-} = 2 Cr{3+} + 5 H2O + 3 NO3{-}
Fe + Cu(CH3COO)2 = Cu + Fe(CH3COO)2 =>
Fe + Cu(CH3COO)2 = Cu + Fe(CH3COO)2
CaO + C = CaC2 + CO =>
CaO + 3 C = CaC2 + CO
CuS2 + H{+} + NO3{-} = Cu{2+} + SO4{2-} + NO + H2O =>
3 CuS2 + 8 H{+} + 14 NO3{-} = 3 Cu{2+} + 6 SO4{2-} + 14 NO + 4 H2O
Na3N + MgCl2 = NaCl + Mg3N2 =>
2 Na3N + 3 MgCl2 = 6 NaCl + Mg3N2
SiH4 + O2 = Si2O4 + H2O =>
2 SiH4 + 4 O2 = Si2O4 + 4 H2O
CuCO3 + HNO3 = Cu(NO3)2 + CO2 + H2O =>
CuCO3 + 2 HNO3 = Cu(NO3)2 + CO2 + H2O
Al(OH)3 + H2CO3 = Al(HCO3)3 + H2O =>
Al(OH)3 + 3 H2CO3 = Al(HCO3)3 + 3 H2O
NH2 + O2 = NO2 + H2O =>
2 NH2 + 3 O2 = 2 NO2 + 2 H2O
CrCl3 + H3PO4 = CrPO4 + HCl =>
CrCl3 + H3PO4 = CrPO4 + 3 HCl
Ag + Zn(NO3)2 = AgNO3 + Zn =>
2 Ag + Zn(NO3)2 = 2 AgNO3 + Zn
CoCl2*6H2O + NH4Cl + NH4OH + H2O2 = [Co(NH3)6Cl3] + H2O =>
2 CoCl2*6H2O + 2 NH4Cl + 10 NH4OH + H2O2 = 2[Co(NH3)6Cl3] + 24 H2O
Ba(NO2)2 + C3H7NO2 = BaO + CO2 + H2O + N2 =>
5 Ba(NO2)2 + 2 C3H7NO2 = 5 BaO + 6 CO2 + 7 H2O + 6 N2
CoCl2(aq) + KI(aq) = CoI2(aq) + KCl(aq) =>
CoCl2(aq) + 2 KI(aq) = CoI2(aq) + 2 KCl(aq)
CI2 + Li = LiCI + I2 =>
2 CI2 + 2 Li = 2 LiCI + I2
BrCl = Br + Cl =>
BrCl = Br + Cl
HNO + MgOH = HMg + NO(OH) =>
HNO + MgOH = HMg + NO(OH)
CuO + H{+} = Cu{2+} + H2O =>
CuO + 2 H{+} = Cu{2+} + H2O
C4H8(g) + O2(g) = CO2(g) + H2O(l) =>
C4H8(g) + 6 O2(g) = 4 CO2(g) + 4 H2O(l)
Li2CO3 + Fe2O3 + NH4H2PO4 = LiFePO4 + NH4 + H2O + CO2 + O =>
Li2CO3 + Fe2O3 + 2 NH4H2PO4 = 2 LiFePO4 + 2 NH4 + 2 H2O + CO2 + 2 O
Fe + O2 = Fe2O3 = SO3 =>
4 Fe + 3 O2 = 2 Fe2O3
CH3CH2CCH + Br2 = CH3CH2CBr2CHBr2 =>
CH3CH2CCH + 2 Br2 = CH3CH2CBr2CHBr2
Cr(OH)3 + NaOH = Na[Cr(OH)4] =>
Cr(OH)3 + NaOH = Na[Cr(OH)4]
HCI + Cr = CrCI + H =>
HCI + Cr = CrCI + H
CH4 + H2O2 = CO2 + H2 =>
CH4 + H2O2 = CO2 + 3 H2
NaNO2 = Na + NO + O =>
NaNO2 = Na + NO + O
H2SO4 + NaCl = HCl + Na2SO4 =>
H2SO4 + 2 NaCl = 2 HCl + Na2SO4
Al(s) + HCl(l) = AlCl3(aq) + H2(g) =>
2 Al(s) + 6 HCl(l) = 2 AlCl3(aq) + 3 H2(g)
Si2H2 + O2 = SiO2 + H2O =>
2 Si2H2 + 5 O2 = 4 SiO2 + 2 H2O
CoCl2*6H2O + HCl = CoCl2*HCl + H2O =>
CoCl2*6H2O + HCl = CoCl2*HCl + 6 H2O
FeBr3 + Pb(HCO3)2 = Fe(HCO3)3 + PbBr2 =>
2 FeBr3 + 3 Pb(HCO3)2 = 2 Fe(HCO3)3 + 3 PbBr2
HF + Li2CO3 = LiF + H2O + CO2 =>
2 HF + Li2CO3 = 2 LiF + H2O + CO2
VCl3 = VCl2 + VCl4 =>
2 VCl3 = VCl2 + VCl4
CoBr3 = Co + Br2 =>
2 CoBr3 = 2 Co + 3 Br2
H2SO4 + CaCO3 = H2O + CaSO4 + CO2 =>
H2SO4 + CaCO3 = H2O + CaSO4 + CO2
Al2O3 + AgNO3 = Al(NO3)3 + Ag2O =>
Al2O3 + 6 AgNO3 = 2 Al(NO3)3 + 3 Ag2O
K2SO4 + CaBr2 = KBr + CaSO4 =>
K2SO4 + CaBr2 = 2 KBr + CaSO4
MoS2 + O2 = MoO3 + SO =>
2 MoS2 + 5 O2 = 2 MoO3 + 4 SO
Ga + Ge = GaGe =>
Ga + Ge = GaGe
Na2O2 + H2SO4 + KI = Na2SO4 + K2SO4 + I2 + H2O =>
Na2O2 + 2 H2SO4 + 2 KI = Na2SO4 + K2SO4 + I2 + 2 H2O
C2H4(g) + H2O(g) = C2H5OH(g) =>
C2H4(g) + H2O(g) = C2H5OH(g)
Fe(CrO2)2 + K2CO3 + O2 = Fe2O3 + K2CrO4 + CO2 =>
4 Fe(CrO2)2 + 8 K2CO3 + 7 O2 = 2 Fe2O3 + 8 K2CrO4 + 8 CO2
Ba(OH)2 + NaOH = Na2BaO2 + H2O =>
Ba(OH)2 + 2 NaOH = Na2BaO2 + 2 H2O
Fe3(PO4)2 + HCl = FeCl2 + H3PO4 =>
Fe3(PO4)2 + 6 HCl = 3 FeCl2 + 2 H3PO4
Al(OH)3 + K2C2O4 + H2C2O4 = K3Al(C2O4)3 + H2O =>
2 Al(OH)3 + 3 K2C2O4 + 3 H2C2O4 = 2 K3Al(C2O4)3 + 6 H2O
Mg(OH)2 + HF = MgF2 + H2O =>
Mg(OH)2 + 2 HF = MgF2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/13/24
Équations équilibrées sur08/12/23
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