| Équations équilibrées la veille | Équations équilibrées le lendemain |
C3H8 + 5 O2 = 3 CO2 + 4 H2O
BaCl2 + K2CrO4 = BaCrO4 + KCl =>
BaCl2 + K2CrO4 = BaCrO4 + 2 KCl
Pb + Na + C2H5Cl = Pb(C2H5)4 + NaCl =>
Pb + 4 Na + 4 C2H5Cl = Pb(C2H5)4 + 4 NaCl
Na2O2 + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
KMnO4H2O = KMnO4HOH =>
KMnO4H2O = KMnO4HOH
Na2(CO3) + CH3COOH = CO2 + H2O + CH3COONa =>
Na2(CO3) + 2 CH3COOH = CO2 + H2O + 2 CH3COONa
(CH)2(CH2)4 + O2 = CO2 + H2O =>
2(CH)2(CH2)4 + 17 O2 = 12 CO2 + 10 H2O
Al(NO3)3(aq) + Ba(OH)2(aq) = Al(OH)3 + Ba(NO3)2 =>
2 Al(NO3)3(aq) + 3 Ba(OH)2(aq) = 2 Al(OH)3 + 3 Ba(NO3)2
FeCl3 + Na2CO3 = Fe2(CO3)3 + NaCl =>
2 FeCl3 + 3 Na2CO3 = Fe2(CO3)3 + 6 NaCl
Cr2O7{-2} + SO2 + H{+} = Cr{+3} + HSO4 + H2O =>
Cr2O7{-2} + 2 SO2 + 8 H{+} = 2 Cr{+3} + 2 HSO4 + 3 H2O
Mg(NO3)2 + KOH = Mg(OH)2 + KNO3 =>
Mg(NO3)2 + 2 KOH = Mg(OH)2 + 2 KNO3
PbCl4 = PbCl3 + Cl =>
PbCl4 = PbCl3 + Cl
NiC4O4 + O2 = CO2 + NiO =>
2 NiC4O4 + 5 O2 = 8 CO2 + 2 NiO
SO3{-2} + H2O = SO4{-2} + H =>
SO3{-2} + H2O = SO4{-2} + 2 H
CO2(g) + H2O(g) = C6H12O6 + O2(g) =>
6 CO2(g) + 6 H2O(g) = C6H12O6 + 6 O2(g)
Na2CO3 + HC2H3O2 = NaC2H3O2 + H + CO3 =>
Na2CO3 + 2 HC2H3O2 = 2 NaC2H3O2 + 2 H + CO3
NiCl2 + NH4OH + NO3 = Ni(NO3)2 + NH4Cl + O =>
5 NiCl2 + 8 NH4OH + 12 NO3 = 5 Ni(NO3)2 + 10 NH4Cl + 14 O
[Zn(H2O)6] + NH3 = [Zn(NH3)6] + H2O =>
[Zn(H2O)6] + 6 NH3 = [Zn(NH3)6] + 6 H2O
Rb + HNO3 = RbNO3 + NH4NO3 + H2O =>
8 Rb + 10 HNO3 = 8 RbNO3 + NH4NO3 + 3 H2O
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
Fe + CO = Fe(CO)5 =>
Fe + 5 CO = Fe(CO)5
C100H199OH + O2 = H2O + CO2 =>
2 C100H199OH + 299 O2 = 200 H2O + 200 CO2
CHClF2 + O2 = CO2 + Cl2O + F + H2O =>
2 CHClF2 + 3 O2 = 2 CO2 + Cl2O + 4 F + H2O
Ru(s) + Cl{-}(aq) + NO3{-}(aq) + H{+}(aq) = RuCl63{-}(aq) + NO2(g) + H2O(l) =>
Ru(s) + 63 Cl{-}(aq) + 62 NO3{-}(aq) + 124 H{+}(aq) = RuCl63{-}(aq) + 62 NO2(g) + 62 H2O(l)
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Si + NaOH = Na2SiO3 + NaSi + H2O =>
5 Si + 6 NaOH = Na2SiO3 + 4 NaSi + 3 H2O
Cu + Ag{2+} = Ag + Cu{3+} =>
2 Cu + 3 Ag{2+} = 3 Ag + 2 Cu{3+}
HNO3 + Li = LiNO3 + H2 =>
2 HNO3 + 2 Li = 2 LiNO3 + H2
CuS + HNO3 = CuSO4 + NO + H2O =>
3 CuS + 8 HNO3 = 3 CuSO4 + 8 NO + 4 H2O
Cr + Br2 = CrBr2 =>
Cr + Br2 = CrBr2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
H2SO4 + KMnO4 + CH3CHO = H2O + K2SO4 + MnSO4 + CH3COOH =>
3 H2SO4 + 2 KMnO4 + 5 CH3CHO = 3 H2O + K2SO4 + 2 MnSO4 + 5 CH3COOH
Ra + C = RaC2 =>
Ra + 2 C = RaC2
H2S + Cl2 = S8 + HCl =>
8 H2S + 8 Cl2 = S8 + 16 HCl
C2O4 + H2O = H2CO3 =>
C2O4 + 2 H2O = 2 H2CO3
Na2O + CuO = Na2CuO2 =>
Na2O + CuO = Na2CuO2
CH3COCH3 + I2 + NaOH = CH3COONa + CHI3 + HI =>
CH3COCH3 + 3 I2 + NaOH = CH3COONa + CHI3 + 3 HI
SrCl2 + Fe2(SO4)3 = SrSO4 + FeCl3 =>
3 SrCl2 + Fe2(SO4)3 = 3 SrSO4 + 2 FeCl3
NaCl + AgNO3 = NaNAg + ClO3 =>
NaCl + AgNO3 = NaNAg + ClO3
SnO*H2O + O2 = SnO2 + H2O =>
2 SnO*H2O + O2 = 2 SnO2 + 2 H2O
H6SeO6 + Ag = Ag6SeO6 + H2 =>
H6SeO6 + 6 Ag = Ag6SeO6 + 3 H2
Ca2CO3 + KOH = CaOH + K2CO3 =>
Ca2CO3 + 2 KOH = 2 CaOH + K2CO3
KHO = K2O + H2O =>
2 KHO = K2O + H2O
Cl2 + OH = ClO4 + H2O =>
Cl2 + 16 OH = 2 ClO4 + 8 H2O
Al + Cr2O3 = Al2O3 + Cr* =>
2 Al + Cr2O3 = Al2O3 + 2 Cr*
NaOH + HNO3 = NaNO3 + H2O =>
NaOH + HNO3 = NaNO3 + H2O
Cl2Ca + Zn = ZnCl2 + Ca =>
Cl2Ca + Zn = ZnCl2 + Ca
HC2H3O2 + NaHCO3 = CO2 + NaC2H3O2 + H2O =>
HC2H3O2 + NaHCO3 = CO2 + NaC2H3O2 + H2O
Pb3(PO4)2 + Mn(OH)2 = Pb(OH)2 + Mn3(PO4)2 =>
Pb3(PO4)2 + 3 Mn(OH)2 = 3 Pb(OH)2 + Mn3(PO4)2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/23/24
Équations équilibrées sur01/22/24
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