| Équations équilibrées la veille |
3 Fe + Si = Fe3Si
Co(NO3)2 + Ba(OH)2 = Co(OH)2 + Ba(NO3)2 =>
Co(NO3)2 + Ba(OH)2 = Co(OH)2 + Ba(NO3)2
C3H6O + H2O = H2 + CO2 =>
C3H6O + 5 H2O = 8 H2 + 3 CO2
Pb + NaOH + H2O = Na[Pb(OH)4] + H2 =>
2 Pb + 2 NaOH + 6 H2O = 2 Na[Pb(OH)4] + 3 H2
Cu + HNO3 + H2O = Cu{2+} + NO + OH{-} =>
3 Cu + 2 HNO3 + 2 H2O = 3 Cu{2+} + 2 NO + 6 OH{-}
CuSO4*5H2O + NaHCO3 = CuCO3*Cu(OH)2 + Na2SO4 + CO2 + H2O =>
2 CuSO4*5H2O + 4 NaHCO3 = CuCO3*Cu(OH)2 + 2 Na2SO4 + 3 CO2 + 11 H2O
C3H8 + Cl2 = C3H7Cl + HCl =>
C3H8 + Cl2 = C3H7Cl + HCl
CH3COOH + Fe = (CH3COO)3Fe + H2 =>
6 CH3COOH + 2 Fe = 2(CH3COO)3Fe + 3 H2
Ag2O2 + HNO3 = AgNO3 + O2 + H2O =>
2 Ag2O2 + 4 HNO3 = 4 AgNO3 + O2 + 2 H2O
SNO2(s) + C(s) = SN(l) + CO(g) =>
SNO2(s) + 2 C(s) = SN(l) + 2 CO(g)
C12H22O11(s) = C + H2O =>
C12H22O11(s) = 12 C + 11 H2O
C8H8O3 + H2O = C7H6O3 + CH3OH =>
C8H8O3 + H2O = C7H6O3 + CH3OH
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
Na3PO4 + CaS = Ca3(PO4)2 + Na2S =>
2 Na3PO4 + 3 CaS = Ca3(PO4)2 + 3 Na2S
S8 + Br2 = SBr4 =>
S8 + 16 Br2 = 8 SBr4
SbCl3 + HCl = HSb + Cl =>
SbCl3 + HCl = HSb + 4 Cl
Fe + Ag = FeAg3 =>
Fe + 3 Ag = FeAg3
ZrO(NO3)2 + NaOH = ZrO(OH)2 + NaNO3 =>
ZrO(NO3)2 + 2 NaOH = ZrO(OH)2 + 2 NaNO3
H2SO4(aq) + CaCO3(aq) = CaSO4 + H2O + CO2(g) =>
H2SO4(aq) + CaCO3(aq) = CaSO4 + H2O + CO2(g)
CoCl2 + NaHCO3 = Co(HCO3)2 + NaCl =>
CoCl2 + 2 NaHCO3 = Co(HCO3)2 + 2 NaCl
P(s) + O2 = P2O3(s) =>
4 P(s) + 3 O2 = 2 P2O3(s)
Cu2 + AgNo3 = Cu(No3)2 + Ag =>
Cu2 + 4 AgNo3 = 2 Cu(No3)2 + 4 Ag
Na3N + AgNO3 = Ag3N + NaNO3 =>
Na3N + 3 AgNO3 = Ag3N + 3 NaNO3
S(s) + O2(g) + H2O(l) = H2SO4 =>
2 S(s) + 3 O2(g) + 2 H2O(l) = 2 H2SO4
CuO + N2 = Cu + NO2 =>
4 CuO + N2 = 4 Cu + 2 NO2
KMnO4 + NaAsO2 + H2SO4 = NaAsO3 + MnO2 + K2SO4 + H2O =>
2 KMnO4 + 3 NaAsO2 + H2SO4 = 3 NaAsO3 + 2 MnO2 + K2SO4 + H2O
Li(s) + Br2(l) = LiBr =>
2 Li(s) + Br2(l) = 2 LiBr
Fe + CuNO3 = Cu + Fe(NO3)2 =>
Fe + 2 CuNO3 = 2 Cu + Fe(NO3)2
Sn(OH)2 + HNO3 = Sn(NO3)2 + H2O =>
Sn(OH)2 + 2 HNO3 = Sn(NO3)2 + 2 H2O
AsH3 + K2Cr2O7 + H2SO4 = H3AsO4 + Cr2(SO4)3 + K2SO4 + H2O =>
3 AsH3 + 4 K2Cr2O7 + 16 H2SO4 = 3 H3AsO4 + 4 Cr2(SO4)3 + 4 K2SO4 + 16 H2O
BaCl2 + H2S = BaS + HCl =>
BaCl2 + H2S = BaS + 2 HCl
C6H12(s) + O2(g) = CO2(g) + H2O(l) =>
C6H12(s) + 9 O2(g) = 6 CO2(g) + 6 H2O(l)
K4[Fe(CN)6] = KCN + FeC2 + N2 =>
K4[Fe(CN)6] = 4 KCN + FeC2 + N2
Zn + HCl + O = ZnCl2 + H2O =>
Zn + 2 HCl + O = ZnCl2 + H2O
C6H8N2 + O2 = CO2 + H2O + NO =>
C6H8N2 + 9 O2 = 6 CO2 + 4 H2O + 2 NO
K2Cr2O7 + CrCl2 + H2SO4 = Cr2(SO4)3 + K2SO4 + Cl2 + H2O =>
K2Cr2O7 + 2 CrCl2 + 7 H2SO4 = 2 Cr2(SO4)3 + K2SO4 + 2 Cl2 + 7 H2O
H3O + CO2 = CH4 + O2 =>
4 H3O + 3 CO2 = 3 CH4 + 5 O2
Ca(NO3)2 + Na2Co3 = CaCo3 + NaNO3 =>
Ca(NO3)2 + Na2Co3 = CaCo3 + 2 NaNO3
NaBr + H3Po4 = NaH2Po4 + HBr =>
NaBr + H3Po4 = NaH2Po4 + HBr
C(s) + HNO3 = CO2 + NO2 + H2O =>
C(s) + 4 HNO3 = CO2 + 4 NO2 + 2 H2O
Fe + SO3 = Fe(SO3)2 =>
Fe + 2 SO3 = Fe(SO3)2
Ag + S2 = AgS2 =>
Ag + S2 = AgS2
V + Cl2 = VCl =>
2 V + Cl2 = 2 VCl
Na2CO3 + NH3 = Na2H3 + NCO3 =>
Na2CO3 + NH3 = Na2H3 + NCO3
HClO4 + Cd = CdCl2O8 + H2 =>
2 HClO4 + Cd = CdCl2O8 + H2
HCHO2 + KOH = KCHO2 + H2O =>
HCHO2 + KOH = KCHO2 + H2O
FeSO4(aq) + NaOH(aq) = NaSO4(aq) + FeOH(s) =>
FeSO4(aq) + NaOH(aq) = NaSO4(aq) + FeOH(s)
K2Cr2O7 + HNO3 = KNO3 + H2Cr2O7 =>
K2Cr2O7 + 2 HNO3 = 2 KNO3 + H2Cr2O7
H3PO3 + CuO = Cu3(PO3)2 + H2O =>
2 H3PO3 + 3 CuO = Cu3(PO3)2 + 3 H2O
N4H4 = NH3 + N2 =>
3 N4H4 = 4 NH3 + 4 N2
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Équations équilibrées sur10/26/24
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