| Équations équilibrées la veille |
H2Cr2O7 + 6 C4H10O = 6 C4H8O + 2 Cr + 7 H2O
C10H22 = C6H14 + C2H4 =>
C10H22 = C6H14 + 2 C2H4
methane + chlorine = chloromethane + HCl =>
CH4 + Cl2 = CH3Cl + HCl
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
AlS + O2 = AlO + SO2 =>
2 AlS + 3 O2 = 2 AlO + 2 SO2
Pb(s) + CuCl2 = PbCl2(aq) + Cu(s) =>
Pb(s) + CuCl2 = PbCl2(aq) + Cu(s)
P4 + S8 = P4S10 =>
4 P4 + 5 S8 = 4 P4S10
CH3CHCH2 + NaCl = CH3CHNaCH2Cl =>
CH3CHCH2 + NaCl = CH3CHNaCH2Cl
NaHCO3 + HCH3COO = NaCH3COO + H2O + CO2 =>
NaHCO3 + HCH3COO = NaCH3COO + H2O + CO2
Sb(HCO3)3 = Sb2(CO3)3 + H2O + CO2 =>
2 Sb(HCO3)3 = Sb2(CO3)3 + 3 H2O + 3 CO2
SnSO3 + H2O = Sn(OH)2 + H2SO3 =>
SnSO3 + 2 H2O = Sn(OH)2 + H2SO3
HNO3KHCO3 = KHNO3HCO3 =>
HNO3KHCO3 = KHNO3HCO3
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
CH3CH2CO2H = (CH3CH2)2CO + CO2 + H2O =>
2 CH3CH2CO2H = (CH3CH2)2CO + CO2 + H2O
Al2O3 + SO3 = Al2(SO4)3 =>
Al2O3 + 3 SO3 = Al2(SO4)3
H2SO4 + KOH = H2OH + KSO4 =>
H2SO4 + KOH = H2OH + KSO4
Ca(NO3)2 + NaCO3 = Ca(CO3)2 + Na(NO3) =>
Ca(NO3)2 + 2 NaCO3 = Ca(CO3)2 + 2 Na(NO3)
NaCo3 + HCl = NaCl2 + H2Co3 =>
NaCo3 + 2 HCl = NaCl2 + H2Co3
FeCl3 + H2S = FeCl + S2 + HCl =>
2 FeCl3 + 2 H2S = 2 FeCl + S2 + 4 HCl
H2 + CuO = H2CuO =>
H2 + CuO = H2CuO
Cu + K2Cr2O7 + H2SO4 = Cu2SO4 + Cr2(SO4)3 + H2O + K2SO4 =>
6 Cu + K2Cr2O7 + 7 H2SO4 = 3 Cu2SO4 + Cr2(SO4)3 + 7 H2O + K2SO4
Cr2O72{-} + CH3OH + H{+} = Cr3{+} + HCHO + H2O =>
6 Cr2O72{-} + 427 CH3OH + 10 H{+} = 4 Cr3{+} + 427 HCHO + 432 H2O
C18H26O2 + O2 = CO2 + H2O =>
2 C18H26O2 + 47 O2 = 36 CO2 + 26 H2O
FeSO4 + KNO3 + H2SO4 = Fe2(SO4)3 + NO + K2SO4 + H2O =>
6 FeSO4 + 2 KNO3 + 4 H2SO4 = 3 Fe2(SO4)3 + 2 NO + K2SO4 + 4 H2O
CH2(OH) + O2 = CO2 + H2O =>
4 CH2(OH) + 5 O2 = 4 CO2 + 6 H2O
Al2O3 + SO3 = Al2(SO4)3 =>
Al2O3 + 3 SO3 = Al2(SO4)3
Co + N2 = Co3N =>
6 Co + N2 = 2 Co3N
C9H12 + Br2 = C9H11Br + HBr =>
C9H12 + Br2 = C9H11Br + HBr
C10H22 = C6H14 + C2H4 =>
C10H22 = C6H14 + 2 C2H4
LiCl + LiF + ZrF4 + InCl3 = Li18In4Zr4Cl23F23 =>
11 LiCl + 7 LiF + 4 ZrF4 + 4 InCl3 = Li18In4Zr4Cl23F23
Hg(NO3)2 + H3Po4 = Hg3(Po4)2 + H(NO3) =>
3 Hg(NO3)2 + 2 H3Po4 = Hg3(Po4)2 + 6 H(NO3)
Li2 + O3 = Li2O =>
3 Li2 + O3 = 3 Li2O
Fe2O3 + HI = H2O + FeO + I2 =>
Fe2O3 + 2 HI = H2O + 2 FeO + I2
Na3PO4 + HCl = NaCl + H3PO4 =>
Na3PO4 + 3 HCl = 3 NaCl + H3PO4
NaHCO3 + Cu + H2O = NaOH + H2 + CuCO3 =>
NaHCO3 + Cu + H2O = NaOH + H2 + CuCO3
Al(OH)3 + H2Cr2O7 = Al(HCr2O7)3 + H2O =>
Al(OH)3 + 3 H2Cr2O7 = Al(HCr2O7)3 + 3 H2O
CuINa2S2O3 = Na2ICuS2O3 =>
CuINa2S2O3 = Na2ICuS2O3
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
KMnO4 + KI + H2SO4 = MnSO4 + K2SO4 + I2 + H2O =>
2 KMnO4 + 10 KI + 8 H2SO4 = 2 MnSO4 + 6 K2SO4 + 5 I2 + 8 H2O
KClO3 + S = KCl + SO2 =>
2 KClO3 + 3 S = 2 KCl + 3 SO2
MgI2 + K2CrO4 + H2SO4 = I2 + MgSO4 + K2SO4 + H2O + Cr2(SO4)3 =>
3 MgI2 + 2 K2CrO4 + 8 H2SO4 = 3 I2 + 3 MgSO4 + 2 K2SO4 + 8 H2O + Cr2(SO4)3
SO2 + H2O = SO2H2O =>
SO2 + H2O = SO2H2O
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
C10H12 + Cl2 = C + HCl =>
C10H12 + 6 Cl2 = 10 C + 12 HCl
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
FeSO4*7H2O + NaOH + O2 = Fe(OH)3 + NaSO4 + H2O =>
2 FeSO4*7H2O + 2 NaOH + O2 = 2 Fe(OH)3 + 2 NaSO4 + 12 H2O
Cu{2+} + Cr(OH)3 + OH{-} = CrO4{2-} + Cu{+} + H{+} =>
3 Cu{2+} + Cr(OH)3 + OH{-} = CrO4{2-} + 3 Cu{+} + 4 H{+}
Au + H2CO3 = AuCO3 + H2 =>
Au + H2CO3 = AuCO3 + H2
Al(OH)4{-} + H2SO4 = Al{3+} + SO4{2-} + H2O =>
Al(OH)4{-} + 2 H2SO4 = Al{3+} + 2 SO4{2-} + 4 H2O
H2SO4 + Ca = CaSO4 + SO2 + H2O =>
2 H2SO4 + Ca = CaSO4 + SO2 + 2 H2O
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