| Équations équilibrées la veille |
8 As2S3 + 80 HNO3 = 16 H3AsO4 + 80 NO2 + 3 S8 + 16 H2O
Y2O3 + Fe2O3 + ReO3 = YFeReO6 =>
Y2O3 + Fe2O3 + 2 ReO3 = 2 YFeReO6
CaCO3 + Gd2O3 + ZnO = CaGd2ZnO5 + CO2 =>
CaCO3 + Gd2O3 + ZnO = CaGd2ZnO5 + CO2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
KMnO4 + NaC2O4 + HSO4 = MnSO4 + Na2SO4 + KSO4 + CO2 + H2O =>
KMnO4 + 12 NaC2O4 + 8 HSO4 = MnSO4 + 6 Na2SO4 + KSO4 + 24 CO2 + 4 H2O
Ag2SO4 + KCN = AgCN + K2SO4 =>
Ag2SO4 + 2 KCN = 2 AgCN + K2SO4
C6H4(COOH)Cl + H2O = C6H4(COOH)OH + HCl =>
C6H4(COOH)Cl + H2O = C6H4(COOH)OH + HCl
FeCaCo3 = FeCo3Ca =>
FeCaCo3 = FeCo3Ca
C2H4 + KMnO4 + HNO3 = C2H4(NO3)2 + Mn(NO3)2 + KNO3 + H2O =>
5 C2H4 + 2 KMnO4 + 16 HNO3 = 5 C2H4(NO3)2 + 2 Mn(NO3)2 + 2 KNO3 + 8 H2O
TiO2 + Fe2O3 = TiFe2O5 =>
TiO2 + Fe2O3 = TiFe2O5
AgCl(s) + H2(g) = Ag(s) + HCl(aq) =>
2 AgCl(s) + H2(g) = 2 Ag(s) + 2 HCl(aq)
CH4 + ClN3 = ClC3 + H + N2 =>
6 CH4 + 2 ClN3 = 2 ClC3 + 24 H + 3 N2
Cr2O3(s) + Si = SiO2 + Cr(s) =>
2 Cr2O3(s) + 3 Si = 3 SiO2 + 4 Cr(s)
K2SiO3 + Cu(NO3)2 = CuSiO3 + KNO3 =>
K2SiO3 + Cu(NO3)2 = CuSiO3 + 2 KNO3
HBr + Ag(NO3) = HNO3 + AgBr =>
HBr + Ag(NO3) = HNO3 + AgBr
barium + phosphorus = Ba3P2 =>
3 Ba + 2 P = Ba3P2
FeCl3 + Zn(No3)2 = Fe(No3)3 + ZnCl2 =>
2 FeCl3 + 3 Zn(No3)2 = 2 Fe(No3)3 + 3 ZnCl2
Fe2(CO3)3 + Mg = Fe + MgCO3 =>
Fe2(CO3)3 + 3 Mg = 2 Fe + 3 MgCO3
SrBr2 + (NH4)2CO3 = Sr2(CO3)2 + NH4Br =>
2 SrBr2 + 2(NH4)2CO3 = Sr2(CO3)2 + 4 NH4Br
Ca + H2O = Ca9OH02 = H2 =>
9 Ca + H2O = Ca9OH02
Al(s) + Cl2(g) = AlCl3 =>
2 Al(s) + 3 Cl2(g) = 2 AlCl3
CH2O2 + NH3 = NH4 + HCOO =>
CH2O2 + NH3 = NH4 + HCOO
Mg + AgCIO4 = MgCIO4 + Ag =>
Mg + AgCIO4 = MgCIO4 + Ag
S + H2O = HSO4 + H =>
S + 4 H2O = HSO4 + 7 H
CrI2 + KI = CrK + I3 =>
CrI2 + KI = CrK + I3
C13H8O + NaBH4 + CH3CH2OH = C13H9OH + NaB(OCH2CH3) =>
5 C13H8O + 2 NaBH4 + 2 CH3CH2OH = 5 C13H9OH + 2 NaB(OCH2CH3)
Sr(ClO3)2 + Al2(SO4)3 = Sr(SO4) + Al(ClO3)3 =>
3 Sr(ClO3)2 + Al2(SO4)3 = 3 Sr(SO4) + 2 Al(ClO3)3
AgF + HCl = HF + AgCl =>
AgF + HCl = HF + AgCl
H2(g) + O2(g) = H2O2(g) =>
H2(g) + O2(g) = H2O2(g)
SbCl3 + H2O = HCl + SbOCl =>
SbCl3 + H2O = 2 HCl + SbOCl
MgO2(s) + H2O(l) = Mg(OH)4(aq) =>
MgO2(s) + 2 H2O(l) = Mg(OH)4(aq)
CoCO3 + NaOH = Na2CO3 + Co(OH)2 =>
CoCO3 + 2 NaOH = Na2CO3 + Co(OH)2
C4H5O4 + O2H = C4H6O6 =>
C4H5O4 + O2H = C4H6O6
IO3{-} + HN3 = I{-} + NO + H2O =>
7 IO3{-} + 6 HN3 = 7 I{-} + 18 NO + 3 H2O
K + CrO4 + CaCl2 = K2Cl2 + CaCrO4 =>
2 K + CrO4 + CaCl2 = K2Cl2 + CaCrO4
C4H9Cl = HCl + C4H8 =>
C4H9Cl = HCl + C4H8
S8 + Br = SBr2 =>
S8 + 16 Br = 8 SBr2
Al + K2Cr2O7 + H2SO4 = Al2S3O12 + Cr2S3O12 + K2SO4 + H2O =>
2 Al + K2Cr2O7 + 7 H2SO4 = Al2S3O12 + Cr2S3O12 + K2SO4 + 7 H2O
K2SO4 + H2 = H2SO4 + K =>
K2SO4 + H2 = H2SO4 + 2 K
Ca + (C2F4) = CaF2 + C =>
2 Ca + (C2F4) = 2 CaF2 + 2 C
Na + HCl = H2 + NaCl =>
2 Na + 2 HCl = H2 + 2 NaCl
NaClO + Na2S2O3 + NaOH = NaCl + Na2SO4 + H2O =>
4 NaClO + Na2S2O3 + 2 NaOH = 4 NaCl + 2 Na2SO4 + H2O
H2 + At2 = HAt =>
H2 + At2 = 2 HAt
CH3CHOHCH3 + O = CO + H2 =>
CH3CHOHCH3 + 2 O = 3 CO + 4 H2
Be(OH)2 + NH3 = Be3N2 + H2O =>
3 Be(OH)2 + 2 NH3 = Be3N2 + 6 H2O
AB2 + B2C = A(CB)2 + B2 =>
AB2 + 2 B2C = A(CB)2 + 2 B2
ZnS + Cl2 = ZnCl2 + S2 =>
2 ZnS + 2 Cl2 = 2 ZnCl2 + S2
CH3COOH + NaOH = H2O + CNa4 + O2 =>
CH3COOH + 8 NaOH = 6 H2O + 2 CNa4 + 2 O2
ZnS + Cl2 = ZnCl2 + S2 =>
2 ZnS + 2 Cl2 = 2 ZnCl2 + S2
Al(NO3)3 + Ca(OH)2 = Al(OH)3 + Ca(NO3)2 =>
2 Al(NO3)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 Ca(NO3)2
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