| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KMnO4 + 3(NH4)2S + 4 H2O = 2 MnO2 + 3 S + 6 NH4OH + 2 KOH
Al2O3(s) = Al3(aq) + O2(aq) =>
6 Al2O3(s) = 4 Al3(aq) + 9 O2(aq)
C2H7N + HNO2 = C2H8N + NO2 =>
C2H7N + HNO2 = C2H8N + NO2
CH3Cl + Na = CH3CH3 + NaCl =>
2 CH3Cl + 2 Na = CH3CH3 + 2 NaCl
SiO2 + F2 = SiF4 + O2 =>
SiO2 + 2 F2 = SiF4 + O2
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
PCl5 + KOH = H3PO4 + KCl + H2O =>
PCl5 + 5 KOH = H3PO4 + 5 KCl + H2O
HI + Ca = CaI2 + H2 =>
2 HI + Ca = CaI2 + H2
Cd3(PO4)2 + (NH4)2S = CdS + PO4(NH4)3 =>
Cd3(PO4)2 + 3(NH4)2S = 3 CdS + 2 PO4(NH4)3
H3PO4 + Cu(OH)2 = CuH(PO4) + H2O =>
H3PO4 + Cu(OH)2 = CuH(PO4) + 2 H2O
CH3OH + OH = CH3O + H2O =>
CH3OH + OH = CH3O + H2O
Cr{3+} + MnO2{+} + OH{-} = CrO4{2-} + Mn{2+} + H2O =>
Cr{3+} + MnO2{+} + 4 OH{-} = CrO4{2-} + Mn{2+} + 2 H2O
NO2{-} + MnO4{-} + H{+} = Mn{2+} + NO2 + H2O =>
5 NO2{-} + MnO4{-} + 8 H{+} = Mn{2+} + 5 NO2 + 4 H2O
AgCl(aq) + NaNO3(aq) = AgNO3 + NaCl =>
AgCl(aq) + NaNO3(aq) = AgNO3 + NaCl
FeCl3(aq) + AgNO3(aq) = Fe(NO3)3(aq) + AgCl(aq) =>
FeCl3(aq) + 3 AgNO3(aq) = Fe(NO3)3(aq) + 3 AgCl(aq)
Fe + HNO3 = Fe(NO3)2 + H2O + NO2 =>
Fe + 4 HNO3 = Fe(NO3)2 + 2 H2O + 2 NO2
HI + Ca = CaI2 + H2 =>
2 HI + Ca = CaI2 + H2
Pb(C2H3O2)2 + FeCl3 = PbCl2 + Fe(C2H3O2)3 =>
3 Pb(C2H3O2)2 + 2 FeCl3 = 3 PbCl2 + 2 Fe(C2H3O2)3
C5H10O + O2 = CO2 + H2O =>
C5H10O + 7 O2 = 5 CO2 + 5 H2O
(CH3)2CHOH + NaNH2 = (CH3)2CHONa + NH3 =>
(CH3)2CHOH + NaNH2 = (CH3)2CHONa + NH3
Ca(H2PO4)2 + H2 = CaPO3 + H2O + H3PO3 =>
2 Ca(H2PO4)2 + 3 H2 = 2 CaPO3 + 4 H2O + 2 H3PO3
SO3 + CaCl2 = CaSO3 + Cl2 =>
SO3 + CaCl2 = CaSO3 + Cl2
KMnO4 + H2SO4 + KI = MnSO4 + H2O + I2 + K2SO4 =>
2 KMnO4 + 8 H2SO4 + 10 KI = 2 MnSO4 + 8 H2O + 5 I2 + 6 K2SO4
Zn(s) + KI(aq) = ZnKI(s) =>
Zn(s) + KI(aq) = ZnKI(s)
CaCO3 = Ca + O2 + CO2 =>
2 CaCO3 = 2 Ca + O2 + 2 CO2
Na2CO3 + HNO3 = Na + NO3 + CO2 + H2O =>
Na2CO3 + 2 HNO3 = 2 Na + 2 NO3 + CO2 + H2O
SnCl + KOH = Sn(OH) + KCl =>
SnCl + KOH = Sn(OH) + KCl
C7H5OCl + KOH = C7H5O2Cl + H2O + K =>
C7H5OCl + 2 KOH = C7H5O2Cl + H2O + 2 K
P4O10(a) + HF(g) = PF5(g) + H2O(g) =>
P4O10(a) + 20 HF(g) = 4 PF5(g) + 10 H2O(g)
H2O2 + O2 = H2O4 =>
H2O2 + O2 = H2O4
CO + Al = AlO + C =>
CO + Al = AlO + C
Bi2O3 + O2 = Bi2O5 =>
Bi2O3 + O2 = Bi2O5
UC2 + H2O = U(OH)4 + C2H4 =>
UC2 + 4 H2O = U(OH)4 + C2H4
Hg2Sn(NO3)2 = Hg2(NO3)2Sn =>
Hg2Sn(NO3)2 = Hg2(NO3)2Sn
NaOH + CuSO4 = Na2SO4 + Cu(OH0)2 =>
2 NaOH + CuSO4 = Na2SO4 + Cu(OH0)2
KMnO4 + NH3 = MnO2 + KNO3 + KOH + H2 =>
2 KMnO4 + NH3 = 2 MnO2 + KNO3 + KOH + H2
C8H18COOH + O2 = CO2 + H2O =>
4 C8H18COOH + 51 O2 = 36 CO2 + 38 H2O
Hg{2}NO{3} = Hg{2}O{2}NO{2}O{2} =>
Hg{2}NO{3} = Hg{2}O{2}NO{2}O{2}
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CO2 + FeS = SO2 + FeO + CO =>
3 CO2 + FeS = SO2 + FeO + 3 CO
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
P4 + O2(g) = P4O10 =>
P4 + 5 O2(g) = P4O10
C3H8O + O2 = C2O4 + H2O =>
2 C3H8O + 9 O2 = 3 C2O4 + 8 H2O
C4H9OH + Cr2O7{-} + H{+} = C3H7COOH + H2O + Cr3{+} =>
37 C4H9OH + 12 Cr2O7{-} + 20 H{+} = 37 C3H7COOH + 47 H2O + 8 Cr3{+}
H + I = HI =>
H + I = HI
CNH2(NH)2NO2 + Zn + NaHCO3 + H2O = CNH2(NH)2NH2*H2CO3 + Zn(OH)2 + NaOH =>
CNH2(NH)2NO2 + 3 Zn + NaHCO3 + 5 H2O = CNH2(NH)2NH2*H2CO3 + 3 Zn(OH)2 + NaOH
Cl2 + FeOH2 = FeCl3 + H2O =>
3 Cl2 + 2 FeOH2 = 2 FeCl3 + 2 H2O
H3PO4 + CaOH = (CaOH)3PO4 + H2 =>
2 H3PO4 + 6 CaOH = 2(CaOH)3PO4 + 3 H2
CaSi + Cl2 = CaCl2 + Si =>
CaSi + Cl2 = CaCl2 + Si
SnCl2 + K2Cr2O7 + H2SO4 = SnSO4 + SnCl4 + Cr2(SO4)3 + K2SO4 + H2O =>
6 SnCl2 + K2Cr2O7 + 7 H2SO4 = 3 SnSO4 + 3 SnCl4 + Cr2(SO4)3 + K2SO4 + 7 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/30/24
Équations équilibrées sur05/30/23
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