| Équations équilibrées la veille |
NaBH4 + HCl = H2 + BH3 + NaCl
Ca(ClO3)2 = CaCl2 + O2 =>
Ca(ClO3)2 = CaCl2 + 3 O2
CH3COOK + CH3I = CH3COOCH3 + KI =>
CH3COOK + CH3I = CH3COOCH3 + KI
NaHCo3 = NaH + Co2 =>
2 NaHCo3 = 2 NaH + 3 Co2
Na2(SO4) + Pb(NO3)2 = NaNO3 + Pb(SO4) =>
Na2(SO4) + Pb(NO3)2 = 2 NaNO3 + Pb(SO4)
H + Cl = H20Cl =>
20 H + Cl = H20Cl
CuSO4*5H2O + KCl = K2SO4 + CuCl2*H2O + H2O =>
CuSO4*5H2O + 2 KCl = K2SO4 + CuCl2*H2O + 4 H2O
HC1 + Cr = CrC13 + H2 =>
26 HC1 + 2 Cr = 2 CrC13 + 13 H2
Sr(NO3)2 + Na2CO3 = Sr2(CO3)2 + NaNO3 =>
2 Sr(NO3)2 + 2 Na2CO3 = Sr2(CO3)2 + 4 NaNO3
C6H5COOH + H2O = CO2 + H =>
C6H5COOH + 12 H2O = 7 CO2 + 30 H
FeS77 + HNO3 = NO + Fe(NO3)3 + H2O + H2SO4 =>
FeS77 + 158 HNO3 = 155 NO + Fe(NO3)3 + 2 H2O + 77 H2SO4
Ni + F2 = NiF2 =>
Ni + F2 = NiF2
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
H2SO3 + FeCl3 + H2O = H2SO4 + HCl + FeCl2 =>
H2SO3 + 2 FeCl3 + H2O = H2SO4 + 2 HCl + 2 FeCl2
Ni + K3[Fe(CN)6] = Ni3Fe(CN)6 + K =>
3 Ni + K3[Fe(CN)6] = Ni3Fe(CN)6 + 3 K
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Zn{2+} + H{+} + MnO3{2-} = Zn(HMnO3)2 =>
Zn{2+} + 2 H{+} + 2 MnO3{2-} = Zn(HMnO3)2
Zn + SnBr2 = Sn + ZnBr =>
2 Zn + SnBr2 = Sn + 2 ZnBr
Ca(NO3)2*4H2O + Na3PO4 + TbCl3*(H2O) = Tb3Ca6(PO4)6*(HPO4)*(OH) + NaNO3 + NaCl + H2O =>
6 Ca(NO3)2*4H2O + 7 Na3PO4 + 3 TbCl3*(H2O) = Tb3Ca6(PO4)6*(HPO4)*(OH) + 12 NaNO3 + 9 NaCl + 26 H2O
LiCl + KCl + AgNO3 = LiAg + KNO3 + Cl =>
LiCl + KCl + AgNO3 = LiAg + KNO3 + 2 Cl
CH3C9H18COOH + O2 = CO2 + H2O =>
2 CH3C9H18COOH + 31 O2 = 22 CO2 + 22 H2O
Gd2O3 + Ta2O5 = Gd3TaO7 =>
3 Gd2O3 + Ta2O5 = 2 Gd3TaO7
CH3COCH3 + H2O = CH3CH2COO + H3O =>
CH3COCH3 + 4 H2O = CH3CH2COO + 3 H3O
KBr(aq) + Pb(NO3)2(aq) = KNO3 + PbBr2 =>
2 KBr(aq) + Pb(NO3)2(aq) = 2 KNO3 + PbBr2
H2SO3 + Pb(OH)2 = (PbOH)2SO3 + H2O =>
H2SO3 + 2 Pb(OH)2 = (PbOH)2SO3 + 2 H2O
Cu(NO3)2 + NH3 = Cu(H3)2 + N2O3 =>
Cu(NO3)2 + 2 NH3 = Cu(H3)2 + 2 N2O3
FNa + HI = INa + HF =>
FNa + HI = INa + HF
S{+4} + O{-2} = SO2 =>
S{+4} + 2 O{-2} = SO2
HPO4{-} + H4O = PO42{-} + H5O =>
HPO4{-} + 191 H4O = PO42{-} + 153 H5O
Ag2CO3 = Ag + CO + O2 =>
Ag2CO3 = 2 Ag + CO + O2
NO2 + Ca = CaO + N =>
NO2 + 2 Ca = 2 CaO + N
Sr3P2 + KBr = SrBr2 + K3P =>
Sr3P2 + 6 KBr = 3 SrBr2 + 2 K3P
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
K2S + CdCl2 = KCl + CdS =>
K2S + CdCl2 = 2 KCl + CdS
H{+} + Cr2O7{2-}(aq) + Cl{-}(aq) = Cr{3+}(aq) + Cl2(g) + H2O(l) =>
14 H{+} + Cr2O7{2-}(aq) + 6 Cl{-}(aq) = 2 Cr{3+}(aq) + 3 Cl2(g) + 7 H2O(l)
CH3CONH2 + HCl = CH3CONH2Cl + H =>
CH3CONH2 + HCl = CH3CONH2Cl + H
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
FeO + HNO3 = Fe(NO3)3 + N2 + H2O =>
10 FeO + 32 HNO3 = 10 Fe(NO3)3 + N2 + 16 H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
N2O3 + RaO = Ra(NO2)2 =>
N2O3 + RaO = Ra(NO2)2
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Équations équilibrées sur01/29/25
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