| Équations équilibrées la veille |
C7H8 + 3 C(NO2)4 = 10 CO2 + 4 H2O + 6 N2
NaOH + KNO3 = NaNO3 + KOH =>
NaOH + KNO3 = NaNO3 + KOH
Be + N2 = Be2N =>
4 Be + N2 = 2 Be2N
NO3{-} + Al + H2O = [Al(OH)4]{-} + NH3 + H{+} =>
3 NO3{-} + 8 Al + 23 H2O = 8[Al(OH)4]{-} + 3 NH3 + 5 H{+}
KNO2 + KMnO5 + H2SO4 = KNO3 + MnSO4 + K2SO4 + H2O =>
7 KNO2 + 2 KMnO5 + 3 H2SO4 = 7 KNO3 + 2 MnSO4 + K2SO4 + 3 H2O
K2CrO4 + Pb = K + PbCrO4 =>
K2CrO4 + Pb = 2 K + PbCrO4
Be + H2O = H2Be + OH =>
Be + 2 H2O = H2Be + 2 OH
C3H7OH + KMnO4 = C3H3COOH + MnO2 + KOH + H2O =>
4 C3H7OH + 8 KMnO4 = 3 C3H3COOH + 8 MnO2 + 8 KOH + 6 H2O
KNO3 + HNO2 = KNO2 + HNO3 =>
KNO3 + HNO2 = KNO2 + HNO3
BaCl2 + KO3 = KBa + Cl2O3 =>
BaCl2 + KO3 = KBa + Cl2O3
Cl2 + Pb(OH)2 = PbCl2 + HClO =>
2 Cl2 + Pb(OH)2 = PbCl2 + 2 HClO
C5H8 + KMnO4 + H2O = C3H4O2 + MnO2 + KOH =>
3 C5H8 + 8 KMnO4 + 2 H2O = 5 C3H4O2 + 8 MnO2 + 8 KOH
H2O + CO2 = C16H12O6 + O2 =>
6 H2O + 16 CO2 = C16H12O6 + 16 O2
HCOO{-} + MnO4{-} + Ba{2+} + OH{-} = BaMnO4 + BaCO3 + H2O =>
HCOO{-} + 2 MnO4{-} + 3 Ba{2+} + 3 OH{-} = 2 BaMnO4 + BaCO3 + 2 H2O
C6H12O6(s) + O2(g) = CO2(g)H2O(l) =>
C6H12O6(s) + 6 O2(g) = 6 CO2(g)H2O(l)
H2SO4(l) + SO3(g) = H2S2O7 =>
H2SO4(l) + SO3(g) = H2S2O7
Ag + K2S = Ag2S + K =>
2 Ag + K2S = Ag2S + 2 K
CoCl2 + NaC2O4 = NaCl2 + CoC2O4 =>
CoCl2 + NaC2O4 = NaCl2 + CoC2O4
CaCO3 + H2CO3 = Ca{+2} + HCO3{-}(aq) =>
CaCO3 + H2CO3 = Ca{+2} + 2 HCO3{-}(aq)
Ni + ZnI2 = Zn + NiI2 =>
Ni + ZnI2 = Zn + NiI2
K2CO3 + Fe(NO3)2 = KNO3 + Fe(CO3)1 =>
K2CO3 + Fe(NO3)2 = 2 KNO3 + Fe(CO3)1
NaCl + Na2S2O8 = NaOCl + Na2S2O2 =>
6 NaCl + Na2S2O8 = 6 NaOCl + Na2S2O2
Na2SO3(s) + HCl(aq) = NaCl() + H2O() + SO2() =>
Na2SO3(s) + 2 HCl(aq) = 2 NaCl() + H2O() + SO2()
BaSO4 + H2O = BaH2O + SO4 =>
BaSO4 + H2O = BaH2O + SO4
C3H8OH + O2 = C4H6O2H + H2O =>
16 C3H8OH + 19 O2 = 12 C4H6O2H + 30 H2O
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
K2S = K + S =>
K2S = 2 K + S
Cu(NO3)2 + H2SO4 = Cu(SO4) + H(NO3) =>
Cu(NO3)2 + H2SO4 = Cu(SO4) + 2 H(NO3)
FeOC = FeCO =>
FeOC = FeCO
Mg(CH3COO)2 + HCl = CH3COOH + MgCl2 =>
Mg(CH3COO)2 + 2 HCl = 2 CH3COOH + MgCl2
Cr2O3NaCl = NaCr2O3Cl =>
Cr2O3NaCl = NaCr2O3Cl
KNO3 + NaOH = KNa + OHNO3 =>
KNO3 + NaOH = KNa + OHNO3
HNO3 + P = H3PO4 + NO2 + H2O =>
5 HNO3 + P = H3PO4 + 5 NO2 + H2O
Al + Na3 = AlNa3 =>
Al + Na3 = AlNa3
Cr + H2 = CrH =>
2 Cr + H2 = 2 CrH
NaClO2 + H{+} = Na{+} + ClO2 + H2 =>
2 NaClO2 + 2 H{+} = 2 Na{+} + 2 ClO2 + H2
La3MnTiS7 = La2S3 + Mn2S3 + TiS =>
2 La3MnTiS7 = 3 La2S3 + Mn2S3 + 2 TiS
H2Se + Mg(OH)2 = H2O + Mg2Se2 =>
2 H2Se + 2 Mg(OH)2 = 4 H2O + Mg2Se2
SO{4}{2-} + I{-} = I{2} + SO{2} =>
3 SO{4}{2-} + 2 I{-} = 2 I{2} + 3 SO{2}
Mg + Cu2O = MgO + Cu =>
Mg + Cu2O = MgO + 2 Cu
CH3CH3HNO3 = CH3CH2NO3H2 =>
CH3CH3HNO3 = CH3CH2NO3H2
AlCl3Al = Al + Cl2 =>
2 AlCl3Al = 4 Al + 3 Cl2
Cr2O3 + KClO4 + KOH = K2CrO4 + KCl + H2O =>
4 Cr2O3 + 3 KClO4 + 16 KOH = 8 K2CrO4 + 3 KCl + 8 H2O
OH + S8 = SO3 + H2O =>
48 OH + S8 = 8 SO3 + 24 H2O
NH3 + AgNO3 = HNO3 + Ag3N =>
NH3 + 3 AgNO3 = 3 HNO3 + Ag3N
XCl2 + AgNO3 = X(NO3)2 + AgCl =>
XCl2 + 2 AgNO3 = X(NO3)2 + 2 AgCl
AgNO3 + Cl = AgCl + O2 + N2 =>
2 AgNO3 + 2 Cl = 2 AgCl + 3 O2 + N2
NaBr + Na2Cr2O7 + H2SO4 = Br + Cr2(SO4)3 + Na2(SO4) + H2O =>
6 NaBr + Na2Cr2O7 + 7 H2SO4 = 6 Br + Cr2(SO4)3 + 4 Na2(SO4) + 7 H2O
Cr2(SO4)3 + KMnO4 + KOH = KCrO4 + MnO2 + K2SO4 + H2O =>
3 Cr2(SO4)3 + 8 KMnO4 + 16 KOH = 6 KCrO4 + 8 MnO2 + 9 K2SO4 + 8 H2O
C4H8N2O + O2 = CO2 + H2O + CH4N2O =>
C4H8N2O + 4 O2 = 3 CO2 + 2 H2O + CH4N2O
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Équations équilibrées sur12/20/24
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