| Équations équilibrées la veille |
NiCO3 + H2SO4 = NiSO4 + CO2 + H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
CH3CHOHCH3 + KMnO4 + NaOH = CH3COCH3 + NaMnO2 + KOH + H2O =>
2 CH3CHOHCH3 + KMnO4 + NaOH = 2 CH3COCH3 + NaMnO2 + KOH + 2 H2O
H{+} + Be = H2 + Be{2+} =>
2 H{+} + Be = H2 + Be{2+}
CoSO4 + NaHCO3 = CoCO3 + NaHSO4 =>
CoSO4 + NaHCO3 = CoCO3 + NaHSO4
C9H10O3 + NaBH4 + HCl + NaOH = C9H12O3 + NaB(OH)4 + NaCl =>
4 C9H10O3 + NaBH4 + 4 HCl + 4 NaOH = 4 C9H12O3 + NaB(OH)4 + 4 NaCl
H2O2 = H2 + O2 =>
H2O2 = H2 + O2
Ba3N2 + H2O = Ba(OH)2 + NH3 =>
Ba3N2 + 6 H2O = 3 Ba(OH)2 + 2 NH3
C5H10O5(s) + O2(g) = CO2(g) + H2O(l) =>
C5H10O5(s) + 5 O2(g) = 5 CO2(g) + 5 H2O(l)
C6H12O6 + Cu(OH)2 = CuOH + C6H12O7 + H2O =>
C6H12O6 + 2 Cu(OH)2 = 2 CuOH + C6H12O7 + H2O
Ag{+} + Cl[{-}] = AgCl =>
Ag{+} + Cl[{-}] = AgCl
KMnO4 + NaOH + H2S = K2MnO4 + Na2MnO4 + S + H2O =>
2 KMnO4 + 2 NaOH + H2S = K2MnO4 + Na2MnO4 + S + 2 H2O
K2Cr2O7 + HCl + H2S = KCl + CrCl3 + H2O + S =>
K2Cr2O7 + 8 HCl + 3 H2S = 2 KCl + 2 CrCl3 + 7 H2O + 3 S
CaCO3 + H2SO4 = CaSO4 + H2O + CO2 =>
CaCO3 + H2SO4 = CaSO4 + H2O + CO2
Pb(NO3)2 + CaOCl2 + H2O = PbO2 + CaCl2 + HNO3 =>
Pb(NO3)2 + CaOCl2 + H2O = PbO2 + CaCl2 + 2 HNO3
CH3COOHC6H5ONa = C6H5OHCH3COONa =>
CH3COOHC6H5ONa = C6H5OHCH3COONa
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
CaSiO3 + HF = SiF4 + CaF2 + H2O =>
CaSiO3 + 6 HF = SiF4 + CaF2 + 3 H2O
V2O4 + K3[Fe(CN)6] + KOH = V2O5 + K4[Fe(CN)6] + H2O =>
V2O4 + 2 K3[Fe(CN)6] + 2 KOH = V2O5 + 2 K4[Fe(CN)6] + H2O
F2 + H2O = F2H2O =>
F2 + H2O = F2H2O
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
Al2O3 + KHSO4 = Al2(SO4)3 + K2SO4 + H2O =>
Al2O3 + 6 KHSO4 = Al2(SO4)3 + 3 K2SO4 + 3 H2O
C9H10O3 + NaBH4 + HCl + NaOH = C9H12O3 + NaB(OH)4 + NaCl =>
4 C9H10O3 + NaBH4 + 4 HCl + 4 NaOH = 4 C9H12O3 + NaB(OH)4 + 4 NaCl
Zn(NO3)2 + K2Cr2O7 = KNO3 + ZnCr2O7 =>
Zn(NO3)2 + K2Cr2O7 = 2 KNO3 + ZnCr2O7
Na2CO3(s) + HCl(aq) = NaCl + CO2 + H2 + O2 =>
2 Na2CO3(s) + 4 HCl(aq) = 4 NaCl + 2 CO2 + 2 H2 + O2
Fe(s) + NiCl2(aq) = Ni(s) + FeCl2(aq) =>
Fe(s) + NiCl2(aq) = Ni(s) + FeCl2(aq)
MgCl2 + Ba(OH) = Mg(OH)2 + BaCl =>
MgCl2 + 2 Ba(OH) = Mg(OH)2 + 2 BaCl
Sb2S5 + (NH4)2S = (NH4)3SbS4 =>
Sb2S5 + 3(NH4)2S = 2(NH4)3SbS4
KCl + HI = HCl + KI =>
KCl + HI = HCl + KI
C4H10S(l) + O2(g) = CO2(g) + SO2(g) + H2O(l) =>
2 C4H10S(l) + 15 O2(g) = 8 CO2(g) + 2 SO2(g) + 10 H2O(l)
boron + iodine = BI3 =>
2 B + 3 I2 = 2 BI3
C2H5NH2 + HCl = HC2H5NH2Cl =>
C2H5NH2 + HCl = HC2H5NH2Cl
CH3CHOHCH3 + CuO = CH3COCH3 + Cu2O + H2O =>
CH3CHOHCH3 + 2 CuO = CH3COCH3 + Cu2O + H2O
Al4C3 + KHSO4 = Al2(SO4)3 + K2SO4 + CH4 =>
Al4C3 + 12 KHSO4 = 2 Al2(SO4)3 + 6 K2SO4 + 3 CH4
Al(s) + S = Al2S3 =>
2 Al(s) + 3 S = Al2S3
NaCl + NaClO3 + H2O = NaOH + Cl2 =>
5 NaCl + NaClO3 + 3 H2O = 6 NaOH + 3 Cl2
CrO + LiOH = Cr(OH) + LiO =>
CrO + LiOH = Cr(OH) + LiO
CH3CHOHCH3 + CuO = CH3COCH3 + Cu2O + H2O =>
CH3CHOHCH3 + 2 CuO = CH3COCH3 + Cu2O + H2O
Fe(OH)3 + H3BO3 = Fe3(BO3)3 + H2O =>
3 Fe(OH)3 + 3 H3BO3 = Fe3(BO3)3 + 9 H2O
PbCO3CO2 = CO2 + PbCO3 =>
PbCO3CO2 = CO2 + PbCO3
NaOH + HClO4 = NaClO4 + H(OH) =>
NaOH + HClO4 = NaClO4 + H(OH)
PCl3 + HNO3 + H2O = HCl + H3PO4 + NO =>
3 PCl3 + 2 HNO3 + 8 H2O = 9 HCl + 3 H3PO4 + 2 NO
KFe(SO4)2 + KOH = Fe(OH)3 + K2SO4 =>
KFe(SO4)2 + 3 KOH = Fe(OH)3 + 2 K2SO4
K2Cr2O7 + KNO2 + H2SO4 = KNO3 + Cr(SO4)3 + K2SO4 + H2 =>
K2Cr2O7 + 7 KNO2 + 7 H2SO4 = 7 KNO3 + 2 Cr(SO4)3 + K2SO4 + 7 H2
Sn(OH)4 + H2Cr2O7 = Sn(OH)2Cr2O7 + H2O =>
Sn(OH)4 + H2Cr2O7 = Sn(OH)2Cr2O7 + 2 H2O
Cr2(SO4)3 + Br2 + NaOH = HBr + Na2CrO4 + Na2SO4 + H2O =>
Cr2(SO4)3 + 3 Br2 + 10 NaOH = 6 HBr + 2 Na2CrO4 + 3 Na2SO4 + 2 H2O
KCl + Be3P2 = K3P + BeCl2 =>
6 KCl + Be3P2 = 2 K3P + 3 BeCl2
MnO2 + KCl + H2O = Mn(OH)2 + Cl2 + KOH =>
MnO2 + 2 KCl + 2 H2O = Mn(OH)2 + Cl2 + 2 KOH
CaCO3 + Al(OH)3 + H3BO3 = CaAlB3O7 + CO2 + H2O =>
CaCO3 + Al(OH)3 + 3 H3BO3 = CaAlB3O7 + CO2 + 6 H2O
CaCI2H4O2 = CaCI2 + H2O =>
CaCI2H4O2 = CaCI2 + 2 H2O
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Équations équilibrées sur11/14/24
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