| Équations équilibrées la veille |
2 C6H4CH3NO2Cl + 7 Fe + 16 HCl = 2 C6H5CH3NH3Cl2 + 7 FeCl2 + 4 H2O
SnO2 + C6 = Sn + CO2 =>
6 SnO2 + C6 = 6 Sn + 6 CO2
CaCO3 + KClO4 = Ca(ClO4)2 + K2CO3 =>
CaCO3 + 2 KClO4 = Ca(ClO4)2 + K2CO3
BeO + Na2CO3 = Na2BeO2 + CO2 =>
BeO + Na2CO3 = Na2BeO2 + CO2
MgCl + NaHPO4 = MgHPO4 + NaCl =>
MgCl + NaHPO4 = MgHPO4 + NaCl
LiCH3COO + MgCl2 = Li2Cl2 + Mg(CH3COO)2 =>
2 LiCH3COO + MgCl2 = Li2Cl2 + Mg(CH3COO)2
Na(s) + Cl2(g) = NaCl =>
2 Na(s) + Cl2(g) = 2 NaCl
Al2(SO4)3 + CaOH = Al2OH + Ca(SO4)3 =>
Al2(SO4)3 + CaOH = Al2OH + Ca(SO4)3
K = K8 =>
8 K = K8
Zr(NO3)4 + CuSO4 = Zr(SO4)2 + Cu(NO3)2 =>
Zr(NO3)4 + 2 CuSO4 = Zr(SO4)2 + 2 Cu(NO3)2
KCl + Hg(NO3) = KNO3 + HgCl =>
KCl + Hg(NO3) = KNO3 + HgCl
H{+} + Cr2O7{-2} + C2H5OH = Cr + CO2 + H2O =>
2 H{+} + Cr2O7{-2} + C2H5OH = 2 Cr + 2 CO2 + 4 H2O
NaOH + AlSO{4+} = AlOH + NaSO{4+} =>
NaOH + AlSO{4+} = AlOH + NaSO{4+}
BaO2 + MnO4 = BaMnO4 + O2 =>
BaO2 + MnO4 = BaMnO4 + O2
nitrogentribromide = nitrogen + bromine =>
2 NBr3 = N2 + 3 Br2
AgI + Fe2(CO3)3 = FeI3 + Ag2CO3 =>
6 AgI + Fe2(CO3)3 = 2 FeI3 + 3 Ag2CO3
Zn + H2SO4 = Zn02SO4 + H2 =>
2 Zn + H2SO4 = Zn02SO4 + H2
Ba(CH3CO2)2Na2(SO4) = Ba(SO4)Na2(CH3CO2)2 =>
Ba(CH3CO2)2Na2(SO4) = Ba(SO4)Na2(CH3CO2)2
Cr(OH3) + KOH + Br2 = K2CrO4 + KBr + H2O =>
2 Cr(OH3) + 18 KOH + 7 Br2 = 2 K2CrO4 + 14 KBr + 12 H2O
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
(Pr(NO3)3)4 = Pr + N + O =>
(Pr(NO3)3)4 = 4 Pr + 12 N + 36 O
Cu2O + C = Cu + CO2 =>
2 Cu2O + C = 4 Cu + CO2
Ni(OH)2(s) + HNO3(aq) = Ni(NO3)2(aq) + H2O(l) =>
Ni(OH)2(s) + 2 HNO3(aq) = Ni(NO3)2(aq) + 2 H2O(l)
C6H10O3 + O2 = CO2 + H2O =>
C6H10O3 + 7 O2 = 6 CO2 + 5 H2O
C + H2 = C3H8 =>
3 C + 4 H2 = C3H8
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
CUO + Ba(OH)2 = CU(OH)2 + BaO =>
CUO + Ba(OH)2 = CU(OH)2 + BaO
Ni(OH)2 + KOH = K2[Ni(OH)4] =>
Ni(OH)2 + 2 KOH = K2[Ni(OH)4]
NaOH + NCl = HOCl + N2 + NaCl =>
NaOH + 2 NCl = HOCl + N2 + NaCl
IO4{-} + I{-} + H2O = I2 + OH{-} =>
IO4{-} + 7 I{-} + 4 H2O = 4 I2 + 8 OH{-}
CaBr2 + CaCr2O7 + CaCl2 + H2O = CrCl3 + Br2 + Ca(OH)2 =>
3 CaBr2 + CaCr2O7 + 3 CaCl2 + 7 H2O = 2 CrCl3 + 3 Br2 + 7 Ca(OH)2
AgBr + NaNO3 = Ag(NO3) + NaBr =>
AgBr + NaNO3 = Ag(NO3) + NaBr
Ca(OH)2 + NH4OH = CaNO3H7 =>
Ca(OH)2 + NH4OH = CaNO3H7
KOH + HCI = H2O + KCI =>
KOH + HCI = H2O + KCI
H3PO4 + OH = H2OH2PO4 =>
H3PO4 + OH = H2OH2PO4
K2Cr2O7 + Na2SO3 + H2SO4 = Na2SO4 + CrSO4 + KSO4 + H2O =>
K2Cr2O7 + 3 Na2SO3 + 4 H2SO4 = 3 Na2SO4 + 2 CrSO4 + 2 KSO4 + 4 H2O
Ca + K(HSO4)2 = Ca(HSO4)2 + K =>
Ca + K(HSO4)2 = Ca(HSO4)2 + K
FeBr2(aq) + Cd(NO3)2(aq) = Fe(NO3)2(aq) + CdBr2 =>
FeBr2(aq) + Cd(NO3)2(aq) = Fe(NO3)2(aq) + CdBr2
O2 + C5H10 = CO + H2O =>
5 O2 + C5H10 = 5 CO + 5 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
H2(SO4) + Al(OH)3 = Al + (SO4)3 + H2O =>
3 H2(SO4) + 2 Al(OH)3 = 2 Al + (SO4)3 + 6 H2O
NaClO + NaOH + Cr2O3 = NaCl + H2O + Na2CrO4 =>
3 NaClO + 4 NaOH + Cr2O3 = 3 NaCl + 2 H2O + 2 Na2CrO4
C + O = CO2 =>
C + 2 O = CO2
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
FeCl3 + NH4SCN = (NH4)3Fe(SCN)6 + NH4Cl =>
FeCl3 + 6 NH4SCN = (NH4)3Fe(SCN)6 + 3 NH4Cl
NaHSO4 + Na2CO3 = NaCO3 + Na2HSO4 =>
NaHSO4 + Na2CO3 = NaCO3 + Na2HSO4
Fe + O2 + H2O = Fe2O3*H2O =>
4 Fe + 3 O2 + 2 H2O = 2 Fe2O3*H2O
Na2MoO4 + HCl = MoO3 + NaCl + H2O =>
Na2MoO4 + 2 HCl = MoO3 + 2 NaCl + H2O
C5H8SHN + O2 = CO2 + SO2 + NO2 + H2O =>
4 C5H8SHN + 37 O2 = 20 CO2 + 4 SO2 + 4 NO2 + 18 H2O
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
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Équations équilibrées sur12/10/24
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