| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2Cr2O7 + 3 HNO2 + 8 HI = 2 KI + 2 CrI3 + 3 HNO3 + 4 H2O
CH2CH2 + KMnO4 + H2O = H2COHH2COH + MnO2 + KOH =>
3 CH2CH2 + 2 KMnO4 + 4 H2O = 3 H2COHH2COH + 2 MnO2 + 2 KOH
Mn + Bi + Te = MnBi8Te13 =>
Mn + 8 Bi + 13 Te = MnBi8Te13
B(OH)3 + NaOH = Na[B(OH)4] =>
B(OH)3 + NaOH = Na[B(OH)4]
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
H2SO4 + Fe3O4 = FeSO4 + Fe2SO43 + H2O =>
113 H2SO4 + 38 Fe3O4 = 112 FeSO4 + Fe2SO43 + 113 H2O
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
CuSO4 + Al = Al2(SO4)3 + Cu(s) =>
3 CuSO4 + 2 Al = Al2(SO4)3 + 3 Cu(s)
Fe(OH)3 + C2H4O2 = C14H27Fe3O18 + H2O =>
3 Fe(OH)3 + 7 C2H4O2 = C14H27Fe3O18 + 5 H2O
K2CrO4 + NaCl + H2SO4 = Cr2(SO4)3 + Na2SO4 + K2SO4 + Cl2 + H2O =>
2 K2CrO4 + 6 NaCl + 8 H2SO4 = Cr2(SO4)3 + 3 Na2SO4 + 2 K2SO4 + 3 Cl2 + 8 H2O
Na2CO3 + H3O{+} + Cl{-} = Na2CO3H3OCl =>
Na2CO3 + H3O{+} + Cl{-} = Na2CO3H3OCl
Zn + N2 + H2O = Zn{2+} + N2H4 + OH{-} =>
2 Zn + N2 + 4 H2O = 2 Zn{2+} + N2H4 + 4 OH{-}
C5H5N5O + O2 = N2 + H2O + CO2 =>
4 C5H5N5O + 23 O2 = 10 N2 + 10 H2O + 20 CO2
NaCl + (H2SO4) = Na2SO4 + HCl =>
2 NaCl + (H2SO4) = Na2SO4 + 2 HCl
ZnS + H2SO4 = H2S + ZnSO5 =>
4 ZnS + 5 H2SO4 = 5 H2S + 4 ZnSO5
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
NaI + Pb(SO4) = PbI2 + Na2SO4 =>
2 NaI + Pb(SO4) = PbI2 + Na2SO4
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
BaO(s) + HBr(aq) = BaOBr2(aq) + H2(g) =>
BaO(s) + 2 HBr(aq) = BaOBr2(aq) + H2(g)
La2O3 + H2O = La(OH)3 =>
La2O3 + 3 H2O = 2 La(OH)3
CaF2 + H2SO4 = HF + CaSO4 =>
CaF2 + H2SO4 = 2 HF + CaSO4
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
LiCO2 = Li + CO2 =>
LiCO2 = Li + CO2
K2SO4 + BaCl2 = BaSO4 + KCl =>
K2SO4 + BaCl2 = BaSO4 + 2 KCl
(NH4)2CO3 + CH3COONa = CH3COONH4 + Na2CO3 =>
(NH4)2CO3 + 2 CH3COONa = 2 CH3COONH4 + Na2CO3
K2S2O5 + NaOH = Na2S2O5 + KOH =>
K2S2O5 + 2 NaOH = Na2S2O5 + 2 KOH
Ge(OH)2 + H2SO4 = GeSO4 + H2O =>
Ge(OH)2 + H2SO4 = GeSO4 + 2 H2O
Zn(s) + H2SO4 = H2(g) + ZnSO4(l) =>
Zn(s) + H2SO4 = H2(g) + ZnSO4(l)
AsH3 + HIO3 = H3AsO4 + I2 + H2O =>
5 AsH3 + 8 HIO3 = 5 H3AsO4 + 4 I2 + 4 H2O
SnOH = SnO + H =>
SnOH = SnO + H
W + Cl2 = WCl4 =>
W + 2 Cl2 = WCl4
As2O5 + SO2 + H2O = H2SO4 + H3AsO3 =>
As2O5 + 2 SO2 + 5 H2O = 2 H2SO4 + 2 H3AsO3
Ti + HNO3 = NO + H2O + Ti(NO3)4 =>
3 Ti + 16 HNO3 = 4 NO + 8 H2O + 3 Ti(NO3)4
NH3 + NaMnO4 + H2SO4 = NaHSO4 + MnSO4 + NH3NO4 + H2O =>
10 NH3 + 11 NaMnO4 + 22 H2SO4 = 11 NaHSO4 + 11 MnSO4 + 5 NH3NO4 + 24 H2O
K2Cr2O7 + H2SO4 + H2O2 = CrO5 + K2SO4 + H2O =>
K2Cr2O7 + H2SO4 + 4 H2O2 = 2 CrO5 + K2SO4 + 5 H2O
H2 + CuNO3 = HNO3 + Cu =>
H2 + 2 CuNO3 = 2 HNO3 + 2 Cu
Al(OH)3(s) + NaOH(aq) = NaAl(OH)4(aq) =>
Al(OH)3(s) + NaOH(aq) = NaAl(OH)4(aq)
CH2COH + O2 = CO2 + H2O =>
4 CH2COH + 9 O2 = 8 CO2 + 6 H2O
Na + O2 = Na2O2 =>
2 Na + O2 = Na2O2
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
BaCl2 + (NH4)2CO3 = BaCO3 + (NH4Cl) =>
BaCl2 + (NH4)2CO3 = BaCO3 + 2(NH4Cl)
H5O + CO2 = C7H8 + O2 =>
8 H5O + 35 CO2 = 5 C7H8 + 39 O2
C2H4 + O2 = HO + CO2 =>
C2H4 + 4 O2 = 4 HO + 2 CO2
CrCl2 + Cl2 = CrCl3 =>
2 CrCl2 + Cl2 = 2 CrCl3
C5H12O + HCl = C5H11Cl + H2O =>
C5H12O + HCl = C5H11Cl + H2O
S + O2 = SO2 =>
S + O2 = SO2
H2SO4 + H2O2 = H2O + SO4 =>
H2SO4 + H2O2 = 2 H2O + SO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/16/24
Équations équilibrées sur11/15/23
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