| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cu2CO3(OH)2 = 2 CuO + CO2 + H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
StCO3 + HCl = StCl2 + CO2 + H2O =>
StCO3 + 2 HCl = StCl2 + CO2 + H2O
CH4 + O = CO2 + H20 =>
5 CH4 + 10 O = 5 CO2 + H20
C8H18(g) + O2(g) = CO2(g) + H2O(g) =>
2 C8H18(g) + 25 O2(g) = 16 CO2(g) + 18 H2O(g)
KMnO4 + KNO2 + NaOH = K2MnO4 + Na2MnO4 + KNO3 + H20 =>
20 KMnO4 + 20 KNO2 + 20 NaOH = 10 K2MnO4 + 10 Na2MnO4 + 20 KNO3 + H20
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
PbO + NaCl + H2O = Pb(OH)Cl + NaOH =>
PbO + NaCl + H2O = Pb(OH)Cl + NaOH
BaN6 + P3N5 + NH4Cl = Ba3P5N10Cl + H + N =>
9 BaN6 + 5 P3N5 + 3 NH4Cl = 3 Ba3P5N10Cl + 12 H + 52 N
NaOH(s) + CO2(g) = Na2CO3(s) + H2O(l) =>
2 NaOH(s) + CO2(g) = Na2CO3(s) + H2O(l)
H2O + NO2 = HNO3 + NO =>
H2O + 3 NO2 = 2 HNO3 + NO
Ca3(PO4)2(s) + H2SO4(l) = CaSO4(s) + H3PO4(aq) =>
Ca3(PO4)2(s) + 3 H2SO4(l) = 3 CaSO4(s) + 2 H3PO4(aq)
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
Sn(s) + HI(aq) = SnI2(aq) + H2(g) =>
Sn(s) + 2 HI(aq) = SnI2(aq) + H2(g)
NaBH4(s) + H2SO4(aq) = B2H6(g) + H2(g) + Na2SO4(aq) =>
2 NaBH4(s) + H2SO4(aq) = B2H6(g) + 2 H2(g) + Na2SO4(aq)
C5H10O5(s) + O2(g) = CO2(g) + H2O(l) =>
C5H10O5(s) + 5 O2(g) = 5 CO2(g) + 5 H2O(l)
Al(s) + Cl2(g) = AlCl3(s) =>
2 Al(s) + 3 Cl2(g) = 2 AlCl3(s)
H3AsO3 + Zn + H{+} = AsH3 + Zn{2+} + H2O =>
H3AsO3 + 3 Zn + 6 H{+} = AsH3 + 3 Zn{2+} + 3 H2O
KMnO4 + H2C2O4 + H2SO4 = MnSO4 + CO2 + K2SO4 + H2O =>
2 KMnO4 + 5 H2C2O4 + 3 H2SO4 = 2 MnSO4 + 10 CO2 + K2SO4 + 8 H2O
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
H2SO4 + MgO = MgSO4 + H2O =>
H2SO4 + MgO = MgSO4 + H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Co(s) + Br2(l) = CoBr3(s) =>
2 Co(s) + 3 Br2(l) = 2 CoBr3(s)
Fe2P + FeS2 = FeS + P2S10 =>
2 Fe2P + 14 FeS2 = 18 FeS + P2S10
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
Co2O3 + H2O = Co(OH)3 =>
Co2O3 + 3 H2O = 2 Co(OH)3
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
HOCl + Pb(NO3)2 = PbCl2 + HNO4 =>
2 HOCl + Pb(NO3)2 = PbCl2 + 2 HNO4
H2O + Ca(ClO)2 = HClO + CaO =>
H2O + Ca(ClO)2 = 2 HClO + CaO
C8H18(g) + O2(g) = CO2(g) + H2O(g) =>
2 C8H18(g) + 25 O2(g) = 16 CO2(g) + 18 H2O(g)
HNCO(l) = C3N3(NH2)3(l) + CO2(g) =>
6 HNCO(l) = C3N3(NH2)3(l) + 3 CO2(g)
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
Fe2P + FeS2 = FeS + P4S10 =>
4 Fe2P + 18 FeS2 = 26 FeS + P4S10
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
H2O + CO2 = C6H12O6 + O2 =>
6 H2O + 6 CO2 = C6H12O6 + 6 O2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
C2H4 + O2 = CO + H2O =>
C2H4 + 2 O2 = 2 CO + 2 H2O
C2H4 + O2 = C + H2O =>
C2H4 + O2 = 2 C + 2 H2O
((NH4)3PO4) = H3PO4 + NH3 =>
((NH4)3PO4) = H3PO4 + 3 NH3
Cu(OH)2 + HNO3 = Cu(NO3)2 + H2O =>
Cu(OH)2 + 2 HNO3 = Cu(NO3)2 + 2 H2O
PbCl2 + K2CrO4 = PbCrO4 + KCl =>
PbCl2 + K2CrO4 = PbCrO4 + 2 KCl
KMnO4 + HCl = MnCl2 + KCl + H2O + Cl =>
KMnO4 + 8 HCl = MnCl2 + KCl + 4 H2O + 5 Cl
AsH3 + AgNO3 + H2O = H3AsO3 + Ag + HNO3 =>
AsH3 + 6 AgNO3 + 3 H2O = H3AsO3 + 6 Ag + 6 HNO3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CH4 + H2O = CO + H2 =>
CH4 + H2O = CO + 3 H2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/11/13
Équations équilibrées sur09/10/12
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