| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 S + 2 HClO3 = 3 SO2 + 2 HCl
Mn(NO3)2 + KMnO4 + H2O = MnO2 + KNO3 + HNO3 =>
3 Mn(NO3)2 + 2 KMnO4 + 2 H2O = 5 MnO2 + 2 KNO3 + 4 HNO3
AgNO3(aq) + Na2HPO4(aq) = Ag2HPO4 + NaNO3 =>
2 AgNO3(aq) + Na2HPO4(aq) = Ag2HPO4 + 2 NaNO3
HCOOH + Cu2O = HCOOCu + H2O =>
2 HCOOH + Cu2O = 2 HCOOCu + H2O
V2O5 + Al = V + Al5O2 =>
2 V2O5 + 25 Al = 4 V + 5 Al5O2
BaCl2(aq) + NaOH(aq) = NaCl(aq) + Ba(OH)2 =>
BaCl2(aq) + 2 NaOH(aq) = 2 NaCl(aq) + Ba(OH)2
Sn(OH)3{-} + Bi(OH)3 + OH{-} = Sn(OH)6{2-} + Bi =>
3 Sn(OH)3{-} + 2 Bi(OH)3 + 3 OH{-} = 3 Sn(OH)6{2-} + 2 Bi
C + H2O + CH4 = C13H3O =>
51 C + 4 H2O + CH4 = 4 C13H3O
K2CO3(aq) + Ca(NO3)2(aq) = KNO3 + CaCO3 =>
K2CO3(aq) + Ca(NO3)2(aq) = 2 KNO3 + CaCO3
Sb(OH)3 + NaOH = Na[Sb(OH)4] =>
Sb(OH)3 + NaOH = Na[Sb(OH)4]
Ag(NH3)2{+} = Ag{+} + NH3 =>
Ag(NH3)2{+} = Ag{+} + 2 NH3
Au + HCN + O2 = [Au(CN)4]2O + H2O =>
4 Au + 16 HCN + 5 O2 = 2[Au(CN)4]2O + 8 H2O
Al(NO3)3 + NaBr = Al(Br)3 + NaNO3 =>
Al(NO3)3 + 3 NaBr = Al(Br)3 + 3 NaNO3
Ni(OH)3 + Fe = Ni + Fe(OH)3 =>
Ni(OH)3 + Fe = Ni + Fe(OH)3
BaC2H3O2 + K2SO4 = Ba2SO4 + KC2H3O2 =>
2 BaC2H3O2 + K2SO4 = Ba2SO4 + 2 KC2H3O2
C7H6O + Ag(NH3)2OH = C7H5O2NH4 + Ag + H2O + NH3 =>
C7H6O + 2 Ag(NH3)2OH = C7H5O2NH4 + 2 Ag + H2O + 3 NH3
Ba + Sn = BaSn =>
Ba + Sn = BaSn
Pb + H2SO4 = Pb(SO4)4 + H2 =>
Pb + 4 H2SO4 = Pb(SO4)4 + 4 H2
HClO4(aq) + Ba(OH)2(aq) = Ba(ClO4)2 + H2O =>
2 HClO4(aq) + Ba(OH)2(aq) = Ba(ClO4)2 + 2 H2O
Zn + NO3{-} + H2O + OH{-} = [Zn(OH)4]{2-} + NH3 =>
4 Zn + NO3{-} + 6 H2O + 7 OH{-} = 4[Zn(OH)4]{2-} + NH3
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Sn + HNO3 + H2O = H2SnO3 + N0 =>
5 Sn + 4 HNO3 + 3 H2O = 5 H2SnO3 + 4 N0
CuO + NaHCO3 = CuCO3 + NaOH =>
CuO + NaHCO3 = CuCO3 + NaOH
Al + CuFl2 = AlFl2 + Cu2 =>
2 Al + 2 CuFl2 = 2 AlFl2 + Cu2
C2O4{2-} + Fe{3+} = Fe(C2O4)3{3-} =>
3 C2O4{2-} + Fe{3+} = Fe(C2O4)3{3-}
CuSO4 + KCN = Cu(CN)2 + K2SO4 =>
CuSO4 + 2 KCN = Cu(CN)2 + K2SO4
Zn + MnO4{-} + H2O = Zn2{+} + MnO2 + OH{-} =>
6 Zn + MnO4{-} + 2 H2O = 3 Zn2{+} + MnO2 + 4 OH{-}
AgCl + Pb(SO4)2 = Ag2(SO4) + PbCl4 =>
4 AgCl + Pb(SO4)2 = 2 Ag2(SO4) + PbCl4
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
NaCl + Mn = NaMn + Cl =>
NaCl + Mn = NaMn + Cl
K2CO3(aq) + HCl(aq) = K2Cl(s) + HCO3(aq) =>
K2CO3(aq) + HCl(aq) = K2Cl(s) + HCO3(aq)
H2 + C2 + O2 = HCH3O2 =>
4 H2 + C2 + 2 O2 = 2 HCH3O2
KOH + HCl = KHHClO =>
KOH + HCl = KHHClO
AI(OH)3(s) + HCIO4(ac) = AI(CIO4)3(ac) + H2O(l) =>
AI(OH)3(s) + 3 HCIO4(ac) = AI(CIO4)3(ac) + 3 H2O(l)
CO + NH4 + H2 = H2O + CH3CN =>
4 CO + 2 NH4 + 3 H2 = 4 H2O + 2 CH3CN
S2Cl2 + H2O2 = SO2 + HCl + H2O =>
S2Cl2 + 3 H2O2 = 2 SO2 + 2 HCl + 2 H2O
NaHCO3(s) + CH3CO2H(aq) = NaCH3CO2(aq) + CO2(g) + H2O(l) =>
NaHCO3(s) + CH3CO2H(aq) = NaCH3CO2(aq) + CO2(g) + H2O(l)
SO3{-2} + MnO4 + H2O = SO4{-2} + Mn{+2} + OH{-} =>
3 SO3{-2} + MnO4 + H2O = 3 SO4{-2} + Mn{+2} + 2 OH{-}
CH2CH2OH + O2 = CO2 + H2O =>
4 CH2CH2OH + 11 O2 = 8 CO2 + 10 H2O
KHSO4 = KH + SO4 =>
KHSO4 = KH + SO4
N2 + OH = HNO3 + H2O =>
N2 + 10 OH = 2 HNO3 + 4 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Fe(CN)6{4-} + H2O2 = Fe(CN)6{3-} + OH{-} =>
2 Fe(CN)6{4-} + H2O2 = 2 Fe(CN)6{3-} + 2 OH{-}
CuSo4(aq) + Fe = Fe2(So4)3(aq) + Cu(s) =>
3 CuSo4(aq) + 2 Fe = Fe2(So4)3(aq) + 3 Cu(s)
Ba + H2PO4 = Ba(PO4)2 + H2 =>
Ba + 2 H2PO4 = Ba(PO4)2 + 2 H2
SiO2 + Na2CO3 = Na2Si4O9 + CO2 =>
4 SiO2 + Na2CO3 = Na2Si4O9 + CO2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Zn(NO3)2 + NaOH = Zn(OH)2 + NaNO3 =>
Zn(NO3)2 + 2 NaOH = Zn(OH)2 + 2 NaNO3
NOO + HOH = NO + HNOOO =>
3 NOO + HOH = NO + 2 HNOOO
C5H10(l) + O2 = CO2 + H2O =>
2 C5H10(l) + 15 O2 = 10 CO2 + 10 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/18/25
Équations équilibrées sur03/20/24
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