| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Na + H2O = NaOH + H =>
Na + H2O = NaOH + H
HCOOH + K2Cr2O7 + HCl = CO2 + CrCl3 + KCl + H2O =>
3 HCOOH + K2Cr2O7 + 8 HCl = 3 CO2 + 2 CrCl3 + 2 KCl + 7 H2O
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
Cu + S = CuS =>
Cu + S = CuS
K + I2 = KI =>
2 K + I2 = 2 KI
Cu + S = Cu2S =>
2 Cu + S = Cu2S
Al(OH)3 + NaOH = Na3AlO3 + H2O =>
Al(OH)3 + 3 NaOH = Na3AlO3 + 3 H2O
H + S = H2S =>
2 H + S = H2S
H3PO4 + KOH = K3PO4 + H2O =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
Li + Cl2 = LiCl =>
2 Li + Cl2 = 2 LiCl
HCOONa + K2Cr2O7 + HCl = CO2 + CrCl3 + KCl + NaCl + H2O =>
3 HCOONa + K2Cr2O7 + 11 HCl = 3 CO2 + 2 CrCl3 + 2 KCl + 3 NaCl + 7 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Cr2O7{2-} + C2O4{2-} + H{+} = Cr{3+} + CO2 + H2O =>
Cr2O7{2-} + 3 C2O4{2-} + 14 H{+} = 2 Cr{3+} + 6 CO2 + 7 H2O
O2 = O3 =>
3 O2 = 2 O3
NH4OH + H3PO4 = (NH4)3PO4 + H2O =>
3 NH4OH + H3PO4 = (NH4)3PO4 + 3 H2O
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
C5H8O2 + NaH + HCl = C5H12O2 + NaCl =>
C5H8O2 + 2 NaH + 2 HCl = C5H12O2 + 2 NaCl
Mg(OH)2(aq) + H2SO4(aq) = MgSO4(aq) + H2O(l) =>
Mg(OH)2(aq) + H2SO4(aq) = MgSO4(aq) + 2 H2O(l)
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
I2 + HNO3 = HIO3 + NO2 + H2 =>
I2 + 6 HNO3 = 2 HIO3 + 6 NO2 + 2 H2
(COOH)2 + K2Cr2O7 + HCl = CO2 + CrCl3 + KCl + H2O =>
3(COOH)2 + K2Cr2O7 + 8 HCl = 6 CO2 + 2 CrCl3 + 2 KCl + 7 H2O
H2C2O4 + H2O2 = CO2 + H2O =>
H2C2O4 + H2O2 = 2 CO2 + 2 H2O
FeCl3 + Ca(OH)2 = Fe(OH)3 + CaCl2 =>
2 FeCl3 + 3 Ca(OH)2 = 2 Fe(OH)3 + 3 CaCl2
Rb + P = Rb3P =>
3 Rb + P = Rb3P
CO2 + CaSiO3 + H2O = SiO2 + Ca(HCO3)2 =>
2 CO2 + CaSiO3 + H2O = SiO2 + Ca(HCO3)2
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
Na + H2O = NaOH + H =>
Na + H2O = NaOH + H
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
FeCl3(aq) + NH4OH(aq) = Fe(OH)3(aq) + NH4Cl(aq) =>
FeCl3(aq) + 3 NH4OH(aq) = Fe(OH)3(aq) + 3 NH4Cl(aq)
MnO2 + O3 + KOH = KMnO4 + H2O =>
2 MnO2 + O3 + 2 KOH = 2 KMnO4 + H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NaBr + I2 = Br + NaI =>
2 NaBr + I2 = 2 Br + 2 NaI
Na2S2O3 + HCl = NaCl + SO2 + S + H2O =>
Na2S2O3 + 2 HCl = 2 NaCl + SO2 + S + H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
(COONa)2 + K2Cr2O7 + HCl = CO2 + CrCl3 + KCl + NaCl + H2O =>
3(COONa)2 + K2Cr2O7 + 14 HCl = 6 CO2 + 2 CrCl3 + 2 KCl + 6 NaCl + 7 H2O
SiCl4 + NH4OH = H2SiO3 + NH4Cl + H2O =>
SiCl4 + 4 NH4OH = H2SiO3 + 4 NH4Cl + H2O
MnO4{-} + V{3+} + H2O = Mn{2+} + VO{2+} + H{+} =>
MnO4{-} + 5 V{3+} + H2O = Mn{2+} + 5 VO{2+} + 2 H{+}
N2H4 = NH3 + N2 =>
3 N2H4 = 4 NH3 + N2
Al + H2O = AlO + H2 =>
Al + H2O = AlO + H2
CH3OH + O2 = HCOOH + H20 =>
10 CH3OH + 5 O2 = 10 HCOOH + H20
AgNO3 + NaI = AgI + NaNO3 =>
AgNO3 + NaI = AgI + NaNO3
CH3OH + O2 = HCOOH + H2O =>
CH3OH + O2 = HCOOH + H2O
Ca3(PO4)2 = Ca + PO4 =>
Ca3(PO4)2 = 3 Ca + 2 PO4
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
KI + MnO2 + H2SO4 = K2SO4 + MnSO4 + H2O + I2 =>
2 KI + MnO2 + 2 H2SO4 = K2SO4 + MnSO4 + 2 H2O + I2
H2SnO3 + HCl = H2O + SnCl4 =>
H2SnO3 + 4 HCl = 3 H2O + SnCl4
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/06/15
Équations équilibrées sur03/08/14
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