| Équations équilibrées la veille |
FeBr3 + 3 AgNO3 = 3 AgBr + Fe(NO3)3
C8H18O = C + H2 + O =>
C8H18O = 8 C + 9 H2 + O
NaHCO3 + KHC4H4O6 = H2O + CO2 + Na + K =>
9 NaHCO3 + KHC4H4O6 = 7 H2O + 13 CO2 + 9 Na + K
C57H98O6 + S = C57H98O6S2 =>
C57H98O6 + 2 S = C57H98O6S2
C3H8O3 + Na = C3H5(ONa)3 + H2 =>
2 C3H8O3 + 6 Na = 2 C3H5(ONa)3 + 3 H2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
HPO4 + Ca3 = Ca3(PO4)2 + H2 =>
2 HPO4 + Ca3 = Ca3(PO4)2 + H2
RCH2OH + CuO = RCHO + Cu + H2O =>
RCH2OH + CuO = RCHO + Cu + H2O
KCr(OH)4 + HNO3 = Cr(NO3)3 + KNO3 + H2O =>
KCr(OH)4 + 4 HNO3 = Cr(NO3)3 + KNO3 + 4 H2O
Fe + S = FeS =>
Fe + S = FeS
ClNH3 + H2O = OH + ClNH4 =>
ClNH3 + H2O = OH + ClNH4
Ba(HSO3)2 + KOH = K2SO3 + Ba(OH)2 + H2O =>
Ba(HSO3)2 + 4 KOH = 2 K2SO3 + Ba(OH)2 + 2 H2O
CaSiO3 + HF = SiF4 + CaF2 + H2O =>
CaSiO3 + 6 HF = SiF4 + CaF2 + 3 H2O
K2Cr2O7 + HCl + SnCl2 = CrCl3 + KCl + SnCl4 + H2O =>
K2Cr2O7 + 14 HCl + 3 SnCl2 = 2 CrCl3 + 2 KCl + 3 SnCl4 + 7 H2O
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
CO(OH)2 + HBr = COBr2 + H(OH) =>
CO(OH)2 + 2 HBr = COBr2 + 2 H(OH)
C6H12O6(s) + O2(g) = CO2(g) + H2O(l) =>
C6H12O6(s) + 6 O2(g) = 6 CO2(g) + 6 H2O(l)
LiOH + Ni(OH)2 + O2 = LiNiO2 + H2O =>
4 LiOH + 4 Ni(OH)2 + O2 = 4 LiNiO2 + 6 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
NaHCO3 + H3C6H5O7 = Na3(C6H5O7) + H2O + CO2 =>
3 NaHCO3 + H3C6H5O7 = Na3(C6H5O7) + 3 H2O + 3 CO2
I2 + H2O + KI = IH + KIO3 =>
3 I2 + 3 H2O + KI = 6 IH + KIO3
HF + KOH = HOH + KF =>
HF + KOH = HOH + KF
C3H5(ONO2)3 = N2 + H2O + CO2 + O2 =>
4 C3H5(ONO2)3 = 6 N2 + 10 H2O + 12 CO2 + O2
NaHCO3 + CH3COOH = CO2H2ONa{+} + CH3CO2{-} =>
NaHCO3 + CH3COOH = CO2H2ONa{+} + CH3CO2{-}
H3BO3 + NaOH = H2O + Na2B4O7 =>
4 H3BO3 + 2 NaOH = 7 H2O + Na2B4O7
NO2 + Cu = Cu2O + NO =>
NO2 + 2 Cu = Cu2O + NO
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
H2O(g) + C(g) = CO(g) + H(g) =>
H2O(g) + C(g) = CO(g) + 2 H(g)
Ag + CN = Ag(CN)2 =>
Ag + 2 CN = Ag(CN)2
K3[Fe(C2O4)3] + H2SO4 = K2SO4 + Fe2(SO4)3 + H2C2O4 =>
2 K3[Fe(C2O4)3] + 6 H2SO4 = 3 K2SO4 + Fe2(SO4)3 + 6 H2C2O4
CaCl2(aq) + AgNO3(q) = AgCl(s) + Ca(NO3)2(aq) =>
CaCl2(aq) + 2 AgNO3(q) = 2 AgCl(s) + Ca(NO3)2(aq)
Na2C2O4(aq) + Ca(aq) = CaC2O4 + Na =>
Na2C2O4(aq) + Ca(aq) = CaC2O4 + 2 Na
BaMnO4 + HOAc = Ba(MnO4)2 + MnO2 + Ba(OAc) + H2O =>
7 BaMnO4 + 4 HOAc = 3 Ba(MnO4)2 + MnO2 + 4 Ba(OAc) + 2 H2O
AgNO3(ac) + NaCl(ac) = NaNO3(ac) + AgCl(pp) =>
AgNO3(ac) + NaCl(ac) = NaNO3(ac) + AgCl(pp)
(CH3COO)2Fe + H2O = (CH3COO)FeOH + CH3COOH =>
(CH3COO)2Fe + H2O = (CH3COO)FeOH + CH3COOH
F2 + O = F2O =>
F2 + O = F2O
NiO4 + H2 = Ni + H2O =>
NiO4 + 4 H2 = Ni + 4 H2O
HBrO + CO(NH2)2 = BrO(NH2)2 + CHO =>
HBrO + CO(NH2)2 = BrO(NH2)2 + CHO
CH9CH3OH + O2 = H2O + CH3COOH =>
4 CH9CH3OH + 11 O2 = 18 H2O + 4 CH3COOH
NaCH3CO2 + H2O = NaOH + CH3COOH =>
NaCH3CO2 + H2O = NaOH + CH3COOH
(NH4)2S(aq) + FeCl3(aq) = NH4Cl(aq) + Fe2S3(s) =>
3(NH4)2S(aq) + 2 FeCl3(aq) = 6 NH4Cl(aq) + Fe2S3(s)
H2CO3 + Ba = BaCO3 + H2 =>
H2CO3 + Ba = BaCO3 + H2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
CH3CH2OH(ag) + O2(g) = CO2(g) + H2O(g) =>
CH3CH2OH(ag) + 3 O2(g) = 2 CO2(g) + 3 H2O(g)
H3O + C8H7O3BH3 = BH3 + C8H10O3 + H2O =>
3 H3O + C8H7O3BH3 = BH3 + C8H10O3 + 3 H2O
NH4(NO3)*5Ca(NO3)2*10H2O + KCl = KNO3 + NH4Cl + CaCl2 + H2O =>
NH4(NO3)*5Ca(NO3)2*10H2O + 11 KCl = 11 KNO3 + NH4Cl + 5 CaCl2 + 10 H2O
NaBr + Cu(NO3)2 = Na(NO3) + CuBr2 =>
2 NaBr + Cu(NO3)2 = 2 Na(NO3) + CuBr2
H2O2 + HCl + Cu = H2O + CuCl =>
H2O2 + 2 HCl + 2 Cu = 2 H2O + 2 CuCl
C4H10O + Cr2O7{2-} + H{+} = C4H8O + H2O + Cr3{+} =>
17 C4H10O + 3 Cr2O7{2-} + 8 H{+} = 17 C4H8O + 21 H2O + 2 Cr3{+}
K2Cr2O7 + KBr + HSO4 = Br2 + K2SO4 + Cr2(SO4)3 + H2O =>
K2Cr2O7 + 20 KBr + 14 HSO4 = 10 Br2 + 11 K2SO4 + Cr2(SO4)3 + 7 H2O
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