| Équations équilibrées la veille | Équations équilibrées le lendemain |
8 KI + 5 H2SO4 = 4 K2SO4 + 4 I2 + H2S + 4 H2O
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
MnO2 + H2O2 = Mn(O2)2 + H2O =>
MnO2 + 2 H2O2 = Mn(O2)2 + 2 H2O
AlF3 + NaF = Na3[AlF6] =>
AlF3 + 3 NaF = Na3[AlF6]
Cr + KOH + H2O = KCrO2 + H2 =>
2 Cr + 2 KOH + 2 H2O = 2 KCrO2 + 3 H2
ZhO = Zh + O2 =>
2 ZhO = 2 Zh + O2
AgNo3(aq) + HCl(aq) = AgCl(s) + HNo3(aq) =>
AgNo3(aq) + HCl(aq) = AgCl(s) + HNo3(aq)
C5H10O5 + O2 = CO2 + H2O =>
C5H10O5 + 5 O2 = 5 CO2 + 5 H2O
Cr + KOH + H2O = K[Cr(OH)6] + H2 =>
2 Cr + 2 KOH + 10 H2O = 2 K[Cr(OH)6] + 5 H2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
AgNO3(aq) + Sn(s) = Ag(s) + SnNO3(aq) =>
AgNO3(aq) + Sn(s) = Ag(s) + SnNO3(aq)
NaF + Ag = NaAg + AgF =>
NaF + 2 Ag = NaAg + AgF
AgNO3(aq) + HCl(aq) = AgCl + HNO3 =>
AgNO3(aq) + HCl(aq) = AgCl + HNO3
Ai(OH)3 + HNO3 = Ai(NO3)3 + H2O =>
Ai(OH)3 + 3 HNO3 = Ai(NO3)3 + 3 H2O
Cr + KOH + H2O = K3[Cr(OH)6] + H2 =>
2 Cr + 6 KOH + 6 H2O = 2 K3[Cr(OH)6] + 3 H2
SCl2 + HNO3 = H2SO4 + HCl + NO2 =>
SCl2 + 4 HNO3 = H2SO4 + 2 HCl + 4 NO2
CH3CHNH2COOH + O2 = CO2 + H2O + NH3 =>
CH3CHNH2COOH + 3 O2 = 3 CO2 + 2 H2O + NH3
NaHCO3 = Na2CO3 + H2O + CO2 =>
2 NaHCO3 = Na2CO3 + H2O + CO2
HBr + K2SO3 = KBr + H2SO3 = KBr + H2O + SO2 =>
2 HBr + K2SO3 = 2 KBr + H2SO3
CuCl2 + KOH = Cu(OH)2 + KCl =>
CuCl2 + 2 KOH = Cu(OH)2 + 2 KCl
Mg + HC2H3O2 = Mg(C2H3O2)2 + H2 =>
Mg + 2 HC2H3O2 = Mg(C2H3O2)2 + H2
Cr + KOH + H2O = K(Cr(OH)4) + H2 =>
2 Cr + 2 KOH + 6 H2O = 2 K(Cr(OH)4) + 3 H2
AsCl3 + H2S = As2S3 + HCl =>
2 AsCl3 + 3 H2S = As2S3 + 6 HCl
CaCl2 + Mg(NO3)2 = MgCl2 + Ca(NO3)2 =>
CaCl2 + Mg(NO3)2 = MgCl2 + Ca(NO3)2
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
AsCl3 + H2S = As2S3 + HCl =>
2 AsCl3 + 3 H2S = As2S3 + 6 HCl
CuCl2 + NaNO3 = Cu(NO3)2 + NaCl =>
CuCl2 + 2 NaNO3 = Cu(NO3)2 + 2 NaCl
Zn + (FeCl3) = ZnCl2 + Fe =>
3 Zn + 2(FeCl3) = 3 ZnCl2 + 2 Fe
MgH2 + H2O = MgOH + H2 =>
2 MgH2 + 2 H2O = 2 MgOH + 3 H2
H2S + KOH = H2O + HKS =>
H2S + KOH = H2O + HKS
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
BaCO3 + H3O{+} = Ba{2+} + HCO3{-} + H2O =>
BaCO3 + H3O{+} = Ba{2+} + HCO3{-} + H2O
HBr = H2 + Br2 =>
2 HBr = H2 + Br2
HC3H5O3 + NaOH = C3H5O3 + Na + H2O =>
HC3H5O3 + NaOH = C3H5O3 + Na + H2O
CaC2O4 + KMnO4 + H2TeO4 = Ca2TeO4 + Mn2(TeO4)3 + K2TeO4 + CO2 + H2O =>
8 CaC2O4 + 2 KMnO4 + 8 H2TeO4 = 4 Ca2TeO4 + Mn2(TeO4)3 + K2TeO4 + 16 CO2 + 8 H2O
KMnO4 + C6H8O7 = MnO2 + CO2 + H2O + K =>
9 KMnO4 + 2 C6H8O7 = 9 MnO2 + 12 CO2 + 8 H2O + 9 K
P2S5 + NaOH = Na3PO2S2 + Na2S + H2O =>
P2S5 + 8 NaOH = 2 Na3PO2S2 + Na2S + 4 H2O
FeCl3 + Sr(OH)2 = SrCl2 + Fe(OH)3 =>
2 FeCl3 + 3 Sr(OH)2 = 3 SrCl2 + 2 Fe(OH)3
CUO(s) + NH3(g) = CU(s) + N2(g) + H2O(s) =>
3 CUO(s) + 2 NH3(g) = 3 CU(s) + N2(g) + 3 H2O(s)
Zn(s) + Zn(NO3)2(aq) = ZnNO3 =>
Zn(s) + Zn(NO3)2(aq) = 2 ZnNO3
CH3CHOHCH3 + CH3COOH = H2O + CH3COOCHCH3 =>
2 CH3CHOHCH3 + 5 CH3COOH = 4 H2O + 4 CH3COOCHCH3
FeCl3 + Sr(OH)2 = SrCl2 + Fe(OH)3 =>
2 FeCl3 + 3 Sr(OH)2 = 3 SrCl2 + 2 Fe(OH)3
R + X = RX =>
R + X = RX
Ba2O + H2O = Ba2H2O2 =>
Ba2O + H2O = Ba2H2O2
H2SO3 + Cu = Cu(SO3)2 + H2 =>
2 H2SO3 + Cu = Cu(SO3)2 + 2 H2
K2Cr2O7 + X2SO3 + H2SO4 = Cr2(SO4)3 + X2SO4 + K2SO4 + H2O =>
K2Cr2O7 + 3 X2SO3 + 4 H2SO4 = Cr2(SO4)3 + 3 X2SO4 + K2SO4 + 4 H2O
NaHSO3 + Ca(OH)2 = NaOH + CaSO4 + H2 =>
NaHSO3 + Ca(OH)2 = NaOH + CaSO4 + H2
Cs + HCl = CsHCl =>
Cs + HCl = CsHCl
H3PO3 + Na = Na3(PO3) + H2 =>
2 H3PO3 + 6 Na = 2 Na3(PO3) + 3 H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/17/24
Équations équilibrées sur12/17/23
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