| Équations équilibrées la veille |
2 N2H2 + 5 O2 = 4 NO2 + 2 H2O
Na2B4O7 + H2O = NaB(OH)4 + B(OH)3 =>
Na2B4O7 + 7 H2O = 2 NaB(OH)4 + 2 B(OH)3
Os + O2 = OsO4 =>
Os + 2 O2 = OsO4
KCIO*3 = KCI + O2 =>
2 KCIO*3 = 2 KCI + O2
K + MgSO4 = K2SO4 + Mg =>
2 K + MgSO4 = K2SO4 + Mg
C18H34O2 + O2 = CO2 + H2O =>
2 C18H34O2 + 51 O2 = 36 CO2 + 34 H2O
FeCl3 = Fe + Cl =>
FeCl3 = Fe + 3 Cl
Fe23O4 + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 Fe23O4 + 130 H2SO4 = 23 Fe2(SO4)3 + 61 SO2 + 130 H2O
N2Cl4 + C3H4 = C3Cl4 + N2 + H2 =>
N2Cl4 + C3H4 = C3Cl4 + N2 + 2 H2
KClO3 + H2SO4 + FeSO4 = Fe2(SO4)3 + H2O + KCl =>
KClO3 + 3 H2SO4 + 6 FeSO4 = 3 Fe2(SO4)3 + 3 H2O + KCl
Pb{+2} + Ag = Pb + Ag{+} =>
Pb{+2} + 2 Ag = Pb + 2 Ag{+}
FeO + HNO3 = Fe(NO3)3 + N2 + H2O =>
10 FeO + 32 HNO3 = 10 Fe(NO3)3 + N2 + 16 H2O
C4H9COOH + Al = (C4H9COO)3Al + H2 =>
6 C4H9COOH + 2 Al = 2(C4H9COO)3Al + 3 H2
(NH4)NO3 + NaOH = Na(NO3) + NH3 + H2O =>
(NH4)NO3 + NaOH = Na(NO3) + NH3 + H2O
Cr(NO3)3 = Cr + N2 + O2 =>
2 Cr(NO3)3 = 2 Cr + 3 N2 + 9 O2
BaBr2 + KNO3 = Ba(NO3)2 + KBr =>
BaBr2 + 2 KNO3 = Ba(NO3)2 + 2 KBr
Si + NaOH = Si(OH)4 + Na =>
Si + 4 NaOH = Si(OH)4 + 4 Na
PbO2 + HBr = PbBr2 + O2 + H2O =>
2 PbO2 + 4 HBr = 2 PbBr2 + O2 + 2 H2O
Fe(s) + CuSO4 = FeSO4(s) + Cu =>
Fe(s) + CuSO4 = FeSO4(s) + Cu
OH{-} + Fe(OH)3 + ClO{-} = FeO42{-} + Cl{-} + H2O =>
OH{-} + Fe(OH)3 + 40 ClO{-} = FeO42{-} + 40 Cl{-} + 2 H2O
Na2CrO4 + KNO2 + H2O = Cr(OH)3 + NaOH + KNO3 =>
2 Na2CrO4 + 3 KNO2 + 5 H2O = 2 Cr(OH)3 + 4 NaOH + 3 KNO3
Mg3P2 + O2 = MgO + P =>
2 Mg3P2 + 3 O2 = 6 MgO + 4 P
HCl(g) + H2O(l) = H3O(aq) + Cl(aq) =>
HCl(g) + H2O(l) = H3O(aq) + Cl(aq)
BaO(s) + As2O5(s) = Ba3(AsO4)2(s) =>
3 BaO(s) + As2O5(s) = Ba3(AsO4)2(s)
Na2S2O3 + Cu(NO3)2 = Na(NO3) + CuS2O3 =>
Na2S2O3 + Cu(NO3)2 = 2 Na(NO3) + CuS2O3
NaHCO3 + KCl = NaCl + K2CO3 + CO2 + H2O =>
2 NaHCO3 + 2 KCl = 2 NaCl + K2CO3 + CO2 + H2O
NaMnO4 + SO2 + H2O = Na2SO4 + MnO2 + H2SO4 =>
2 NaMnO4 + 3 SO2 + 2 H2O = Na2SO4 + 2 MnO2 + 2 H2SO4
MnCl2 + H2O2 + NaOH = MnO(OH)2 + NaCl + H2O =>
MnCl2 + H2O2 + 2 NaOH = MnO(OH)2 + 2 NaCl + H2O
NH = N + H2 =>
2 NH = 2 N + H2
Na2S2 + HNO3 = NO2 + H2SO4 + NaNO3 + H2O =>
Na2S2 + 16 HNO3 = 14 NO2 + 2 H2SO4 + 2 NaNO3 + 6 H2O
K[Al(OH)4] + HCl = KCl + Al(OH)3 + H2O =>
K[Al(OH)4] + HCl = KCl + Al(OH)3 + H2O
AgNO3 + Ca(OH)2 = Ag(OH) + Ca(NO3)2 =>
2 AgNO3 + Ca(OH)2 = 2 Ag(OH) + Ca(NO3)2
S8 + OH{-} = S2O32{2-} + S2{2-} + H2O =>
8 S8 + 64 OH{-} = S2O32{2-} + 31 S2{2-} + 32 H2O
H2CO3(aq) + NaOH(aq) = Na2CO3(aq) + H2O =>
H2CO3(aq) + 2 NaOH(aq) = Na2CO3(aq) + 2 H2O
Ca(NO3)2 + (NH4)3(PO4) = Ca3(PO4)2 + NH4NO3 =>
3 Ca(NO3)2 + 2(NH4)3(PO4) = Ca3(PO4)2 + 6 NH4NO3
Ni{2+} + Na = Ni + Na{+} =>
Ni{2+} + 2 Na = Ni + 2 Na{+}
C7H16 + Br2 = C7H15Br + HBr =>
C7H16 + Br2 = C7H15Br + HBr
C6H8O7 + HNO3 = CO2 + H2O + NO2 =>
C6H8O7 + 18 HNO3 = 6 CO2 + 13 H2O + 18 NO2
Fe2(SO4)3 + (NH4)2CrO4 = Fe2(CrO4)3 + (NH4)2SO4 =>
Fe2(SO4)3 + 3(NH4)2CrO4 = Fe2(CrO4)3 + 3(NH4)2SO4
CH3COOH + KHCO3 = KCH3COO + H2O + CO2 =>
CH3COOH + KHCO3 = KCH3COO + H2O + CO2
SO2 + O + H2O = H2SO4 =>
SO2 + O + H2O = H2SO4
Cl2(g) + O2(g) = Cl2O(g) =>
2 Cl2(g) + O2(g) = 2 Cl2O(g)
Na2B4O7 + H2O = NaOH + H3BO3 =>
Na2B4O7 + 7 H2O = 2 NaOH + 4 H3BO3
B2O3 + Na2CO3 = Na2B4O7 + CO2 =>
2 B2O3 + Na2CO3 = Na2B4O7 + CO2
P(s) + O2 = P2O3 =>
4 P(s) + 3 O2 = 2 P2O3
MnO + O2 = Mn3O4 =>
6 MnO + O2 = 2 Mn3O4
C17H35COOH + O2 = CO2 + H2O =>
C17H35COOH + 26 O2 = 18 CO2 + 18 H2O
Al2O3 + SO = Al + SO2 =>
Al2O3 + 3 SO = 2 Al + 3 SO2
C6H12O6 + C2H5OH = C47H70O14 + H2O =>
26 C6H12O6 + 63 C2H5OH = 6 C47H70O14 + 135 H2O
KHSO3 + H2SO4 = K2SO4 + SO2 + H2O =>
2 KHSO3 + H2SO4 = K2SO4 + 2 SO2 + 2 H2O
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Équations équilibrées sur10/26/24
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