| Équations équilibrées la veille |
Fe{3+} + NCS{-} = Fe(NCS){2+}
CaCO + HCl = CaCl + H + CO =>
CaCO + HCl = CaCl + H + CO
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Si(s) + Cl2(l) = SiCl4(g) =>
Si(s) + 2 Cl2(l) = SiCl4(g)
KNO3 + NH4Cl = KCl + N2O + H2O =>
KNO3 + NH4Cl = KCl + N2O + 2 H2O
Li2SO4(aq) + Ca(NO3)2 = LiNO3(aq) + CaSO4(s) =>
Li2SO4(aq) + Ca(NO3)2 = 2 LiNO3(aq) + CaSO4(s)
CdCl2 + Na2SO3 = NaCl + CdSO3 =>
CdCl2 + Na2SO3 = 2 NaCl + CdSO3
CH3COOH + HNO3 = CO2 + NH3 + H2O =>
CH3COOH + HNO3 = 2 CO2 + NH3 + H2O
NaCl + HBr = NaBr + HCl =>
NaCl + HBr = NaBr + HCl
Zn + PdCl = ZnCl2 + Pd =>
Zn + 2 PdCl = ZnCl2 + 2 Pd
NaOH + Hln = NaHln + OH =>
NaOH + Hln = NaHln + OH
HI + Ba(OH)2 = BaI2(aq) + H2O =>
2 HI + Ba(OH)2 = BaI2(aq) + 2 H2O
Fe(NO3)3 + MgI2 = Fe(NO3)2 + I2 + Mg(NO3)2 =>
2 Fe(NO3)3 + MgI2 = 2 Fe(NO3)2 + I2 + Mg(NO3)2
NaO + Cl2 = NaCl + O2 =>
2 NaO + Cl2 = 2 NaCl + O2
Mg2 + H2SO4 = MgSO4 + H2 =>
Mg2 + 2 H2SO4 = 2 MgSO4 + 2 H2
CH3COOCl + NaOH = CH4 + NaCl + CO2 + O2 =>
2 CH3COOCl + 2 NaOH = 2 CH4 + 2 NaCl + 2 CO2 + O2
As2S5 + KMnO4 + H2O = H2S2O7 + H3AsO4 + MnO + KOH =>
2 As2S5 + 16 KMnO4 + 19 H2O = 5 H2S2O7 + 4 H3AsO4 + 16 MnO + 16 KOH
NH4NO3(s) = N2(g) + O(g) + H2O(g) =>
NH4NO3(s) = N2(g) + O(g) + 2 H2O(g)
Na2CO3 + CaCl2*2H2O = NaCl + CaCO3 + H2O =>
Na2CO3 + CaCl2*2H2O = 2 NaCl + CaCO3 + 2 H2O
K2Cr2O7 + H2SO4 + CH3CH2OH = K2SO4 + Cr2(SO4)3 + CO2 + H2O =>
2 K2Cr2O7 + 8 H2SO4 + CH3CH2OH = 2 K2SO4 + 2 Cr2(SO4)3 + 2 CO2 + 11 H2O
SnCl2 + H2O2 + HCl = SnCl4 + H2O =>
SnCl2 + H2O2 + 2 HCl = SnCl4 + 2 H2O
Li2CO3 + Cu(NO3)2 = LiNO3 + CuCO3 =>
Li2CO3 + Cu(NO3)2 = 2 LiNO3 + CuCO3
Ba(OH)2 + HCH3COOH = Ba(CH3COOH)2 + H2O =>
Ba(OH)2 + 2 HCH3COOH = Ba(CH3COOH)2 + 2 H2O
Bi2O3 + CuO = Bi2CuO4 =>
Bi2O3 + CuO = Bi2CuO4
Na2O + S + O2 = Na2SO4 =>
2 Na2O + 2 S + 3 O2 = 2 Na2SO4
C8H8 + H2SO4 = C7H6O2 + SO2 + H2O =>
7 C8H8 + 20 H2SO4 = 8 C7H6O2 + 20 SO2 + 24 H2O
HI + NaOH = NaI + H2O =>
HI + NaOH = NaI + H2O
KMnO4 + CH3CH2CHCCH3CH2CH3 + H2O = KOH + MnO2 + CH3CH2CHOHCCH3OHCH2CH3 =>
2 KMnO4 + 3 CH3CH2CHCCH3CH2CH3 + 4 H2O = 2 KOH + 2 MnO2 + 3 CH3CH2CHOHCCH3OHCH2CH3
Ca(NO3)2 + S = Ca(NO2)2 + SO3 =>
3 Ca(NO3)2 + 2 S = 3 Ca(NO2)2 + 2 SO3
CH2CHCHCH3 + KMnO4 + KOH = K2CO3 + K2MnO4 + H2O =>
CH2CHCHCH3 + 23 KMnO4 + 31 KOH = 4 K2CO3 + 23 K2MnO4 + 19 H2O
K3Po4 + CaCl2 = KCl + Ca3(Po4)2 =>
2 K3Po4 + 3 CaCl2 = 6 KCl + Ca3(Po4)2
SO2 + NO + H2O + O2 = NOHSO4 =>
4 SO2 + 4 NO + 2 H2O + 3 O2 = 4 NOHSO4
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
CH3(CH2)OH + CH3(CH2)COOH = CH3CH2COOCH2CH3 + H2O =>
CH3(CH2)OH + CH3(CH2)COOH = CH3CH2COOCH2CH3 + H2O
Fe(NO3)2 + KOH = Fe(OH)2 + KNO3 =>
Fe(NO3)2 + 2 KOH = Fe(OH)2 + 2 KNO3
Fe3O4 + Cl2 + H2SO4 = Fe2(SO4)3 + HCl + H2O =>
2 Fe3O4 + Cl2 + 9 H2SO4 = 3 Fe2(SO4)3 + 2 HCl + 8 H2O
MnO4 + Br = Mn + BrO =>
MnO4 + 4 Br = Mn + 4 BrO
NaHSO3 + Cl2 = NaCl2 + HSO3 =>
NaHSO3 + Cl2 = NaCl2 + HSO3
HgO + HCl = H2O + HgCl2 =>
HgO + 2 HCl = H2O + HgCl2
Zn(C2H3O2)2 + NaOH = ZnO + NaC2H3O2 + H2O =>
Zn(C2H3O2)2 + 2 NaOH = ZnO + 2 NaC2H3O2 + H2O
H2O + OH{-} + P4 = PH3 + H2PO2{-}1 =>
3 H2O + 3 OH{-} + P4 = PH3 + 3 H2PO2{-}1
CaO + N2O5 = Ca(N2O6) =>
CaO + N2O5 = Ca(N2O6)
H2O + CO2 = C7H10 + O2 =>
10 H2O + 14 CO2 = 2 C7H10 + 19 O2
Cu + HCl + H2O2 = CuCl2 + H2O =>
Cu + 2 HCl + H2O2 = CuCl2 + 2 H2O
C2O4H2 + Ba(OH)2 = BaC2O4 + H2O =>
C2O4H2 + Ba(OH)2 = BaC2O4 + 2 H2O
ZnS + HCl = ZnCl2 + H2S =>
ZnS + 2 HCl = ZnCl2 + H2S
CH3CHOHCH3 + O = CO2 + H2O =>
CH3CHOHCH3 + 9 O = 3 CO2 + 4 H2O
Na2HPO4 + NaHCO3 = Na2CO3 + Na2H2P2O7 + H2O =>
2 Na2HPO4 + 2 NaHCO3 = 2 Na2CO3 + Na2H2P2O7 + H2O
ZnCl2 + Na2SiO3 = ZnSiO3 + NaCl =>
ZnCl2 + Na2SiO3 = ZnSiO3 + 2 NaCl
Mg + HCl = H2 + MgCl2 =>
Mg + 2 HCl = H2 + MgCl2
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Équations équilibrées sur10/15/24
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