| Équations équilibrées la veille |
H2CO3 + 2 Cs = Cs2CO3 + H2
H2Cl2O4 + Mn(OH)2 = MnClO + OH =>
H2Cl2O4 + 2 Mn(OH)2 = 2 MnClO + 6 OH
Cr(NO3)3 + KBrO3 + H2O + Pb(CH3COO)2 = PbCrO4 + KBr + HNO3 + CH3COOH =>
2 Cr(NO3)3 + KBrO3 + 5 H2O + 2 Pb(CH3COO)2 = 2 PbCrO4 + KBr + 6 HNO3 + 4 CH3COOH
Cl2 + Bi2O3 + H2O = BiCl3 + HClO =>
6 Cl2 + Bi2O3 + 3 H2O = 2 BiCl3 + 6 HClO
Br + NO3 = BrNO3 =>
Br + NO3 = BrNO3
Fe2O4 + C = Fe + CO2 =>
Fe2O4 + 2 C = 2 Fe + 2 CO2
C2H6O + Br2 = C2H4Br2 + H2O =>
C2H6O + Br2 = C2H4Br2 + H2O
Na3PO4 + Ca(NO2)2 = NaNO2 + Ca3(PO4)2 =>
2 Na3PO4 + 3 Ca(NO2)2 = 6 NaNO2 + Ca3(PO4)2
AgSO4 + Sn = SnSO4 + Ag =>
AgSO4 + Sn = SnSO4 + Ag
HI + KMnO4 + H2SO4 = I2 + MnSO4 + KKO4 + H2O =>
4 HI + 2 KMnO4 + 2 H2SO4 = 2 I2 + 2 MnSO4 + KKO4 + 4 H2O
Al + ZnCl = Zn + AlCl31 =>
Al + 31 ZnCl = 31 Zn + AlCl31
NaOHHClO3 = NaO3HClOH =>
NaOHHClO3 = NaO3HClOH
H3PO3 + HNO3 = H3PO4 + N0 + H2O =>
5 H3PO3 + 2 HNO3 = 5 H3PO4 + 2 N0 + H2O
VO + CO2 = VCO3 =>
VO + CO2 = VCO3
Mg + F = Mg1F2 =>
Mg + 2 F = Mg1F2
Ca + Ag3PO4 = CaPO4 + Ag =>
Ca + Ag3PO4 = CaPO4 + 3 Ag
H6C8 + O2 = CO2 + H2O =>
2 H6C8 + 19 O2 = 16 CO2 + 6 H2O
NO + CO(NH2)2 = CO2 + H2O + N2 =>
6 NO + 2 CO(NH2)2 = 2 CO2 + 4 H2O + 5 N2
H2S + CH3COOH = COOH2 + S(CH3)2 =>
H2S + 2 CH3COOH = 2 COOH2 + S(CH3)2
CaO + Hg = HgO + Ca =>
CaO + Hg = HgO + Ca
C10H22 = C8H18C2H4 =>
C10H22 = C8H18C2H4
Be2C2O4 = Be + C2O4 =>
Be2C2O4 = 2 Be + C2O4
SiO2 + Ca3(PO4)2 + C = CaSiO3 + P4 + CO2 =>
6 SiO2 + 2 Ca3(PO4)2 + 5 C = 6 CaSiO3 + P4 + 5 CO2
HCl + NH4Cl + K2Cr2O7 = KCl + CrCl3 + N2 + H2O =>
6 HCl + 2 NH4Cl + K2Cr2O7 = 2 KCl + 2 CrCl3 + N2 + 7 H2O
C4H9OH + Na2Cr2O7 = C3H7COOH + Na + Cr + H2O =>
7 C4H9OH + 2 Na2Cr2O7 = 7 C3H7COOH + 4 Na + 4 Cr + 7 H2O
HCl + K2Cr2O7 = H2O + Cl2 + K + Cr =>
14 HCl + K2Cr2O7 = 7 H2O + 7 Cl2 + 2 K + 2 Cr
Cr(N2H4CO)6(NCS)3 + KMnO4 + H2SO4 = H2Cr2O7 + MnSO4 + N2 + CO2 + H2O + K2SO4 =>
10 Cr(N2H4CO)6(NCS)3 + 144 KMnO4 + 186 H2SO4 = 5 H2Cr2O7 + 144 MnSO4 + 75 N2 + 90 CO2 + 301 H2O + 72 K2SO4
Cr3{+} + OH{-} + H2O2 = Cr(O4)2{-} + H2O =>
Cr3{+} + 4 OH{-} + 22 H2O2 = 3 Cr(O4)2{-} + 24 H2O
Cu(NH3)4 + K4Fe(CN)6 = CuFe(CN)6 + NH3 + K =>
Cu(NH3)4 + K4Fe(CN)6 = CuFe(CN)6 + 4 NH3 + 4 K
Ba + AlBr3 = BaBr2 + Al =>
3 Ba + 2 AlBr3 = 3 BaBr2 + 2 Al
CH4 + O2 = C + H2O =>
CH4 + O2 = C + 2 H2O
NO3{-} + C2H5OH + H{+} = N2 + HCO3{-} + H2O =>
12 NO3{-} + 5 C2H5OH + 2 H{+} = 6 N2 + 10 HCO3{-} + 11 H2O
Na2S + HCl = NaCl + H2S =>
Na2S + 2 HCl = 2 NaCl + H2S
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
FeCl3(aq) + KNO3(aq) = Fe(NO3)3 + KCl =>
FeCl3(aq) + 3 KNO3(aq) = Fe(NO3)3 + 3 KCl
NaHCO3 + C3H6O3 = CO2 + H2O + HCOONa =>
6 NaHCO3 + C3H6O3 = 3 CO2 + 3 H2O + 6 HCOONa
Hg3N2 + (NH4)2S = HgS + (NH4)3N =>
Hg3N2 + 3(NH4)2S = 3 HgS + 2(NH4)3N
PH3 + H = PH4 =>
PH3 + H = PH4
KI + H2SO4 + MnO2 = MnSO4 + H2O + I2 + K2SO4 =>
2 KI + 2 H2SO4 + MnO2 = MnSO4 + 2 H2O + I2 + K2SO4
HOC6H11 + HNO3 = OC(CH2)5 + HNO2 + H2O =>
HOC6H11 + HNO3 = OC(CH2)5 + HNO2 + H2O
Fe{+3} + SnCl4{-2} + Cl{-}) = Fe{+2} + SnCl6{-2} =>
2 Fe{+3} + SnCl4{-2} + 2 Cl{-}) = 2 Fe{+2} + SnCl6{-2}
K2MnO4 + Zn + HCl = MnCl2 + KCl + ZnCl2 + H2O =>
K2MnO4 + 2 Zn + 8 HCl = MnCl2 + 2 KCl + 2 ZnCl2 + 4 H2O
CsN + SrP = CsP + SrN =>
CsN + SrP = CsP + SrN
HClAgBr = HBrAgCl =>
HClAgBr = HBrAgCl
CuSo4(aq)*5H2O(s) + Fe(s) = Fe(So4)(aq) + Cu(s) + H2O =>
CuSo4(aq)*5H2O(s) + Fe(s) = Fe(So4)(aq) + Cu(s) + 5 H2O
Cr(OH)3 + KNO3 = KOH + Cr(NO3)3 =>
Cr(OH)3 + 3 KNO3 = 3 KOH + Cr(NO3)3
Cu(NO3) + KCl = CuCl + KNO3 =>
Cu(NO3) + KCl = CuCl + KNO3
MgNH4PO4*H12O6 = NH3 + H2O + Mg2P2O7 =>
2 MgNH4PO4*H12O6 = 2 NH3 + 13 H2O + Mg2P2O7
H2 + SO4 + CaO = CaSO4 + H2O =>
H2 + SO4 + CaO = CaSO4 + H2O
C6H12O6 + Cr2O7{2-} + H{+} = CO2 + Cr{3+} + H2O =>
C6H12O6 + 4 Cr2O7{2-} + 32 H{+} = 6 CO2 + 8 Cr{3+} + 22 H2O
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