Équations équilibrées la veille |
CH3CHOHCH2OH + 2 HBr = CH3CHBrCH2Br + 2 H2O
CO2 + H2SO3 = H2S + CO3 =>
3 CO2 + H2SO3 = H2S + 3 CO3
NaCl(s) + Pb(CH3COO)2(aq) = PbCl2(s) + CH3COONa(aq) =>
2 NaCl(s) + Pb(CH3COO)2(aq) = PbCl2(s) + 2 CH3COONa(aq)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C6H5CH3 + CrO3 = C6H5COOH + Cr2O3 + H2O =>
C6H5CH3 + 2 CrO3 = C6H5COOH + Cr2O3 + H2O
Ca(OH)2 + HCl = H(OH)2 + CaCl =>
Ca(OH)2 + HCl = H(OH)2 + CaCl
H{+} + Zn + VO2{+} = Zn{2+} + V{2+} + H2O =>
8 H{+} + 3 Zn + 2 VO2{+} = 3 Zn{2+} + 2 V{2+} + 4 H2O
ZnCl2(s) = Zn(s) + Cl2(g) =>
ZnCl2(s) = Zn(s) + Cl2(g)
Mn + Al(C2H3O2)3 = Al + MnC2H3O2 =>
3 Mn + Al(C2H3O2)3 = Al + 3 MnC2H3O2
H2SO4 + Na(Cr2O7) + NaCl = Cr2(SO4)3 + Cl2 + Na2(SO4) + H2O =>
14 H2SO4 + 2 Na(Cr2O7) + 14 NaCl = 2 Cr2(SO4)3 + 7 Cl2 + 8 Na2(SO4) + 14 H2O
HBr + KOH = K + Br + H2O =>
HBr + KOH = K + Br + H2O
CuSO4 + H2O + SO2 = Cu + H2SO4 =>
CuSO4 + 2 H2O + SO2 = Cu + 2 H2SO4
Cu{2+} + OH{-} + {-} = Cu2O + H2O =>
2 Cu{2+} + 2 OH{-} + 2e = Cu2O + H2O
C2H5OH + MnO7 = MnO2 + CO2 + H2O =>
5 C2H5OH + 6 MnO7 = 6 MnO2 + 10 CO2 + 15 H2O
Na2SO4 + MnO2 + C = MnSO4 + CO + Na2O =>
Na2SO4 + MnO2 + C = MnSO4 + CO + Na2O
C5H10O5 = C41H78O6 + H2O + CO2 =>
23 C5H10O5 = 2 C41H78O6 + 37 H2O + 33 CO2
Co(OH)2 + Br2 + H2O = Co(OH)3 + HBr =>
2 Co(OH)2 + Br2 + 2 H2O = 2 Co(OH)3 + 2 HBr
CH3CH2COOH + Cu(OH)2 = CH3CH2COOCu + H2O + CO2 =>
15 CH3CH2COOH + 14 Cu(OH)2 = 14 CH3CH2COOCu + 24 H2O + 3 CO2
Fe(OH)2 + Br2 + H2O = HBr + Fe(OH)3 =>
2 Fe(OH)2 + Br2 + 2 H2O = 2 HBr + 2 Fe(OH)3
Ag2Cr2O7 + HI = I2 + Cr2O3 + AgI + H2O =>
Ag2Cr2O7 + 8 HI = 3 I2 + Cr2O3 + 2 AgI + 4 H2O
H2SO4 + Cl2O = ClSO4H + H2O =>
2 H2SO4 + Cl2O = 2 ClSO4H + H2O
C5H15(g) + O2(g) = CO2(g) + H2O(l) =>
4 C5H15(g) + 35 O2(g) = 20 CO2(g) + 30 H2O(l)
Zn + Na2WO4 + HCl = ZnCl2 + WCl3 + NaCl + H2O =>
3 Zn + 2 Na2WO4 + 16 HCl = 3 ZnCl2 + 2 WCl3 + 4 NaCl + 8 H2O
FeSO4(aq) + NaOH(aq) = NaSO4(aq) + FeOH(s) =>
FeSO4(aq) + NaOH(aq) = NaSO4(aq) + FeOH(s)
Fe(OH)3 + H3PO4 = Fe(OH)3PO4 + H2 =>
2 Fe(OH)3 + 2 H3PO4 = 2 Fe(OH)3PO4 + 3 H2
(NH4)2MoO4 + KI + HCl = (NH4)2MoOCl5 + KCl + H2O + I2 =>
2(NH4)2MoO4 + 2 KI + 12 HCl = 2(NH4)2MoOCl5 + 2 KCl + 6 H2O + I2
Si + HNO3 + H2F2 = H2SiF6 + NO2 + H2O =>
Si + 4 HNO3 + 3 H2F2 = H2SiF6 + 4 NO2 + 4 H2O
HBr + NiS = BrS + HNi =>
HBr + NiS = BrS + HNi
Ag + NaSCN = AgSCN + Na =>
Ag + NaSCN = AgSCN + Na
NH3 + HCNO = CH4N2O =>
NH3 + HCNO = CH4N2O
K(s) + Br(l) + O(g) = KBrO3 =>
K(s) + Br(l) + 3 O(g) = KBrO3
Fe(OH)2 + H2O2 + HCl = FeCl3 + H2O =>
2 Fe(OH)2 + H2O2 + 6 HCl = 2 FeCl3 + 6 H2O
KCl(aq) + Na2S(aq) = KS + Na2Cl =>
KCl(aq) + Na2S(aq) = KS + Na2Cl
NaHCO3 + SO2 = Na2SO4 + CO2 + H2 =>
2 NaHCO3 + SO2 = Na2SO4 + 2 CO2 + H2
H2SO4 + KOH = KOSO4 + H =>
H2SO4 + KOH = KOSO4 + 3 H
PbCO3(s) + HNO3(aq) = Pb(NO3)2(aq) + H2O(l) + CO2(g) =>
PbCO3(s) + 2 HNO3(aq) = Pb(NO3)2(aq) + H2O(l) + CO2(g)
KMnO4 + K2S + HClO4 = Mn(ClO4)3 + SO4 + KClO4 + H2O =>
5 KMnO4 + 2 K2S + 24 HClO4 = 5 Mn(ClO4)3 + 2 SO4 + 9 KClO4 + 12 H2O
Sr(OH)2 + Ca(NO3)2 = Sr(NO3)2 + Ca(OH)2 =>
Sr(OH)2 + Ca(NO3)2 = Sr(NO3)2 + Ca(OH)2
C6H6 + Na = C6H5Na + H2 =>
2 C6H6 + 2 Na = 2 C6H5Na + H2
CH3CH2CH2OK + H2O = CH3CH2CH2OH + KOH =>
CH3CH2CH2OK + H2O = CH3CH2CH2OH + KOH
S + P + CaCl2 = CaP + SCl =>
2 S + P + CaCl2 = CaP + 2 SCl
Na2CO3 + H2SO4 = H2O + CO2 + Na2 + SO4 =>
Na2CO3 + H2SO4 = H2O + CO2 + Na2 + SO4
Ba2Cl + H2SO4 = Ba2SO4 + ClH2 =>
Ba2Cl + H2SO4 = Ba2SO4 + ClH2
Co(NO3)2 + NaHCO3 = CoCO3 + NaNO3 + CO2 + H2O =>
Co(NO3)2 + 2 NaHCO3 = CoCO3 + 2 NaNO3 + CO2 + H2O
Fe(NO3)3 + SCN = FeSCN + (NO3)3 =>
Fe(NO3)3 + SCN = FeSCN + (NO3)3
K4Fe(CN)6 + PbO2 + HCl = KCl + FeCl3 + PbCl2 + CO2 + HNO2 + H2O =>
2 K4Fe(CN)6 + 49 PbO2 + 112 HCl = 8 KCl + 2 FeCl3 + 49 PbCl2 + 12 CO2 + 12 HNO2 + 50 H2O
H[CuCl2] + NaOH = NaCl + H2O + CuOH =>
H[CuCl2] + 2 NaOH = 2 NaCl + H2O + CuOH
(C6H5)2CO + NaBH4 + H2O = (C6H5)2CHOH + NaB(OH)4 =>
4(C6H5)2CO + NaBH4 + 4 H2O = 4(C6H5)2CHOH + NaB(OH)4
C6H5COOH + NH4OH = C6H5COONH4 + H2O =>
C6H5COOH + NH4OH = C6H5COONH4 + H2O
Cl2 + P2I = P2Cl + I2 =>
Cl2 + 2 P2I = 2 P2Cl + I2
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