| Équations équilibrées la veille |
Ca(NO3)2 + 2 K2SO4 = Ca(SO4)2 + 2 K2(NO3)
K2S + H2S = KHS =>
K2S + H2S = 2 KHS
CuSFeS2 + O2 = Fe2O3 + CuO + SO2 =>
4 CuSFeS2 + 17 O2 = 2 Fe2O3 + 4 CuO + 12 SO2
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
NaCl + SO3 = Cl2 + SO2 + Na2S2O7 =>
2 NaCl + 3 SO3 = Cl2 + SO2 + Na2S2O7
A2 = A1 =>
A2 = 2 A1
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
AgNO3 + H2O2 = Ag + O2 + HNO3 =>
2 AgNO3 + H2O2 = 2 Ag + O2 + 2 HNO3
BiCl3 + Br2 + KOH = KBiO3 + KBr + H2O + KCl =>
BiCl3 + Br2 + 6 KOH = KBiO3 + 2 KBr + 3 H2O + 3 KCl
(NH4)Cl + Hg(C2H3O2) = (NH4)(C2H3O2) + HgCl =>
(NH4)Cl + Hg(C2H3O2) = (NH4)(C2H3O2) + HgCl
C6H11OH + H2SO4 = C6H10 + H3O + HSO4 =>
C6H11OH + H2SO4 = C6H10 + H3O + HSO4
ammonia + fluorine = NH4F + NF3 =>
4 NH3 + 3 F2 = 3 NH4F + NF3
Fe2P + FeS2 = FeS + PS =>
Fe2P + 3 FeS2 = 5 FeS + PS
CH3COOH(aq) = CH3COO{-}(aq) + H{+}(aq) =>
CH3COOH(aq) = CH3COO{-}(aq) + H{+}(aq)
Mg(OH)2 + NHO3 = Mg(NO3)2 + H2O =>
Mg(OH)2 + 2 NHO3 = Mg(NO3)2 + 2 H2O
Ca(OH)2 + HI = CaI2 + H2O =>
Ca(OH)2 + 2 HI = CaI2 + 2 H2O
V2S3 + H2O2 + OH{-} = VO43{-} + SO42{-} + H2O =>
2 V2S3 + 419 H2O2 + 10 OH{-} = 4 VO43{-} + 6 SO42{-} + 424 H2O
AlS + F = AlF + S =>
AlS + F = AlF + S
LiCl3 + H3PO4 = HCl3 + Li3PO4 =>
3 LiCl3 + H3PO4 = 3 HCl3 + Li3PO4
AgNO3(ac)HCI(ac) = AgCI(s)HNO3(ac) =>
AgNO3(ac)HCI(ac) = AgCI(s)HNO3(ac)
NH4OH + (AlCl3) = NH4Cl + Al(OH)3 =>
3 NH4OH + (AlCl3) = 3 NH4Cl + Al(OH)3
Pb(NO3)2 + NH3 + H2O = Pb(OH)2 + NH4NO3 =>
Pb(NO3)2 + 2 NH3 + 2 H2O = Pb(OH)2 + 2 NH4NO3
NH2OH + Fe{+3} + OH{-} = Fe{+2} + N2O + H2O =>
2 NH2OH + 4 Fe{+3} + 4 OH{-} = 4 Fe{+2} + N2O + 5 H2O
H2 + HCl = H2Cl =>
H2 + 2 HCl = 2 H2Cl
MnSO4 + NH3*H2O + AgNO3 = MnO(OH)2 + Ag + NH4NO3 + (NH4)2SO4 =>
7 MnSO4 + 18 NH3*H2O + 6 AgNO3 = 7 MnO(OH)2 + 6 Ag + 5 NH4NO3 + 7(NH4)2SO4
AlCl3 + NaCl = NaCl3 + Al =>
2 AlCl3 + 3 NaCl = 3 NaCl3 + 2 Al
NaHCO3 + C6H5O7H3 = Na3C6H5O7 + CO2 + H2O =>
3 NaHCO3 + C6H5O7H3 = Na3C6H5O7 + 3 CO2 + 3 H2O
NaOH + KB(C6H5)4 = NaB(C6H5)4 + KOH =>
NaOH + KB(C6H5)4 = NaB(C6H5)4 + KOH
H(g) + O2(g) = H2O(aq) =>
4 H(g) + O2(g) = 2 H2O(aq)
KF + Mg(NO3)2 = MgF + K(NO3)2 =>
KF + Mg(NO3)2 = MgF + K(NO3)2
I2 + KIO3 = IO2 + KI =>
3 I2 + 4 KIO3 = 6 IO2 + 4 KI
NH + O2 = NO + H2O =>
4 NH + 3 O2 = 4 NO + 2 H2O
RCH2OH + MnO4{-} = RCOO{-} + MnO2 + H2O + OH{-} =>
3 RCH2OH + 4 MnO4{-} = 3 RCOO{-} + 4 MnO2 + 4 H2O + OH{-}
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Fe3SO4 + NaOH = Fe3(OH)2 + Na2SO4 =>
Fe3SO4 + 2 NaOH = Fe3(OH)2 + Na2SO4
CuBr2 + NH4NO3 = Cu(NO3)2 + BrNH4 =>
CuBr2 + 2 NH4NO3 = Cu(NO3)2 + 2 BrNH4
Fe2O3 + Cl = FeCl3 + O =>
Fe2O3 + 6 Cl = 2 FeCl3 + 3 O
UF6 = U + F2 =>
UF6 = U + 3 F2
C3N4 + KAt = CAt4 + K3N =>
C3N4 + 12 KAt = 3 CAt4 + 4 K3N
Ag + Hg2Br = Hg + AgBr2 =>
Ag + 2 Hg2Br = 4 Hg + AgBr2
C5H10O5 + H2SO4 = C5SO4 + H10O4 + H2O =>
C5H10O5 + H2SO4 = C5SO4 + H10O4 + H2O
Na + SiCl3 = NaCl + Si =>
3 Na + SiCl3 = 3 NaCl + Si
K2Cr2O7 + SnCl2 + HCl = H2O + CrCl3 + SnCl4 + KCl =>
K2Cr2O7 + 3 SnCl2 + 14 HCl = 7 H2O + 2 CrCl3 + 3 SnCl4 + 2 KCl
F2 + H = HF5 =>
5 F2 + 2 H = 2 HF5
Sb2S3 + HNO3 + HCl = HSbCl6 + NO2 + H2SO4 + H2O =>
Sb2S3 + 28 HNO3 + 12 HCl = 2 HSbCl6 + 28 NO2 + 3 H2SO4 + 16 H2O
Cr(OH)3 + H2O2 + NaOH = Na2CrO4 + H2O =>
2 Cr(OH)3 + 3 H2O2 + 4 NaOH = 2 Na2CrO4 + 8 H2O
Sr + H2O = SrO + H2 =>
Sr + H2O = SrO + H2
Al2(SO4)3 + HgCl2 = AlCl3 + Hg(SO4) =>
Al2(SO4)3 + 3 HgCl2 = 2 AlCl3 + 3 Hg(SO4)
CH3COO + Na2CO3 = CH3COONa2 + CO2 + H2O =>
9 CH3COO + 7 Na2CO3 = 7 CH3COONa2 + 11 CO2 + 3 H2O
Rb2CO3 = CO2 + Rb + O2 =>
2 Rb2CO3 = 2 CO2 + 4 Rb + O2
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Équations équilibrées sur11/20/24
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