| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Sn + 4 HNO3 + 18 HCl = 3 H2SnCl6 + 4 NO + 8 H2O
Fe2S3 + O2 = Fe2O3 + SO2 =>
2 Fe2S3 + 9 O2 = 2 Fe2O3 + 6 SO2
LiOH + HNO3 = LiNO3 + H2O =>
LiOH + HNO3 = LiNO3 + H2O
Al(OH)3 + H2SO4 = Al{+3} + H2O + SO4{-2} =>
2 Al(OH)3 + 3 H2SO4 = 2 Al{+3} + 6 H2O + 3 SO4{-2}
Fe(NO3)2(aq) + Na2CrO4(aq) = FeCrO4(s) + NaNO3(aq) =>
Fe(NO3)2(aq) + Na2CrO4(aq) = FeCrO4(s) + 2 NaNO3(aq)
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
NaOH + H2So4 = Na2So4 + H2O =>
2 NaOH + H2So4 = Na2So4 + 2 H2O
C3H9N + O2 = CO2 + H20 + NO2 =>
20 C3H9N + 80 O2 = 60 CO2 + 9 H20 + 20 NO2
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
ZnO + C = Zn + CO =>
ZnO + C = Zn + CO
FeS2 + CaO + O2 + H2O = Fe(OH)3 + CaSO4*2H2O =>
4 FeS2 + 8 CaO + 15 O2 + 22 H2O = 4 Fe(OH)3 + 8 CaSO4*2H2O
K2O + HClO3 = K2ClO3 + OH =>
K2O + HClO3 = K2ClO3 + OH
C + HNO3 = CO2 + NO + H2O =>
3 C + 4 HNO3 = 3 CO2 + 4 NO + 2 H2O
Ba(No3)2 + H2So4 = BaSo4 + HNo3 =>
Ba(No3)2 + H2So4 = BaSo4 + 2 HNo3
CaCO3(s) = CaO(s) + CO2(g) =>
CaCO3(s) = CaO(s) + CO2(g)
BaCl2(aq) + H2SO4(aq) = BaSO4(s) + HCl(aq) =>
BaCl2(aq) + H2SO4(aq) = BaSO4(s) + 2 HCl(aq)
Al + ZnBr2 = AlBr3 + Zn =>
2 Al + 3 ZnBr2 = 2 AlBr3 + 3 Zn
Cu(NO3)2(aq) + Na2CrO4(aq) = CuCrO4(s) + NaNO3(aq) =>
Cu(NO3)2(aq) + Na2CrO4(aq) = CuCrO4(s) + 2 NaNO3(aq)
Au2(C2O4)3 + Ag(NO3) = Au(NO3)3 + Ag2(C2O4) =>
Au2(C2O4)3 + 6 Ag(NO3) = 2 Au(NO3)3 + 3 Ag2(C2O4)
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
P + HNO3 + H2O = H3PO4 + NO =>
3 P + 5 HNO3 + 2 H2O = 3 H3PO4 + 5 NO
C + Cl2 = CCl4 =>
C + 2 Cl2 = CCl4
NaCrO2 + NaOH + H2O2 = Na2CrO4 + H2O =>
2 NaCrO2 + 2 NaOH + 3 H2O2 = 2 Na2CrO4 + 4 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
H + CoCO3 = H2CO3 + Co =>
2 H + CoCO3 = H2CO3 + Co
Na + KOH = NaOH + K =>
Na + KOH = NaOH + K
Pb(NO3)2(s) = PbO(s) + NO2(g) + O2(g) =>
2 Pb(NO3)2(s) = 2 PbO(s) + 4 NO2(g) + O2(g)
Cu(No3)2 + Zn = Cu + ZnNo3 =>
Cu(No3)2 + 2 Zn = Cu + 2 ZnNo3
FeCl2 + K2Cr2O7 + HCl = FeCl3 + CrCl3 + KCl + H2O =>
6 FeCl2 + K2Cr2O7 + 14 HCl = 6 FeCl3 + 2 CrCl3 + 2 KCl + 7 H2O
PbO2 + NaI + H2SO4 = I2 + PbSO4 + Na2SO4 + H2O =>
PbO2 + 2 NaI + 2 H2SO4 = I2 + PbSO4 + Na2SO4 + 2 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
O2 + Cu + H2SO4 + H2O = (CuSO4*5H2O) =>
O2 + 2 Cu + 2 H2SO4 + 8 H2O = 2(CuSO4*5H2O)
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
AgO = Ag + O =>
AgO = Ag + O
C8H18 + Br2 = C8H16Br + HBr =>
2 C8H18 + 3 Br2 = 2 C8H16Br + 4 HBr
KMnO4 + H2SO4 + Na2SO3 = MnSO4 + Na2SO4 + K2SO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 Na2SO3 = 2 MnSO4 + 5 Na2SO4 + K2SO4 + 3 H2O
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
(CH3(CH2)4CH3) + O2 = H2O + CO2 =>
2(CH3(CH2)4CH3) + 19 O2 = 14 H2O + 12 CO2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NAOH = NA + OH =>
NAOH = NA + OH
SO2 + H2 = H2S + H2O =>
SO2 + 3 H2 = H2S + 2 H2O
Li + S = Li2S =>
2 Li + S = Li2S
HNO3 + I2 = HIO3 + NO + H2O =>
10 HNO3 + 3 I2 = 6 HIO3 + 10 NO + 2 H2O
NaHCO3 + H2SO4 = Na2SO4 + H2O + CO2 =>
2 NaHCO3 + H2SO4 = Na2SO4 + 2 H2O + 2 CO2
K2SO4(aq) + BaCl2(aq) = KCl(aq) + BaSO4(s) =>
K2SO4(aq) + BaCl2(aq) = 2 KCl(aq) + BaSO4(s)
NaOH = Na + OH =>
NaOH = Na + OH
Na + H2O = H2 + NaOH =>
2 Na + 2 H2O = H2 + 2 NaOH
PI3 + H2O = HI + H3PO3 =>
PI3 + 3 H2O = 3 HI + H3PO3
BA(OH)2 + H3PO4 = BAHPO4 + H2O =>
BA(OH)2 + H3PO4 = BAHPO4 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/03/18
Équations équilibrées sur10/03/17
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