| Équations équilibrées la veille |
2 NaNO2 + 2 NaI + 4 HCl = 2 NO + I2 + 4 NaCl + 2 H2O
S2Cl2 + H2O = H2SO3 + HCl + S2 =>
4 S2Cl2 + 6 H2O = 2 H2SO3 + 8 HCl + 3 S2
Cr2O3 = Cr + O2 =>
2 Cr2O3 = 4 Cr + 3 O2
N2 + H2 = HN3 =>
3 N2 + H2 = 2 HN3
KHS + NaOH = K2S + H2O + Na2S =>
2 KHS + 2 NaOH = K2S + 2 H2O + Na2S
CuSO4 + Fe = Fe2(SO4)3 + Cu =>
3 CuSO4 + 2 Fe = Fe2(SO4)3 + 3 Cu
Nd2Fe14BH186 + O2 = Nd2Fe14B + H2O =>
2 Nd2Fe14BH186 + 93 O2 = 2 Nd2Fe14B + 186 H2O
K3[Cr(OH)6] + NH4Cl = KCl + CrCl3 + NH3 + H2O =>
K3[Cr(OH)6] + 6 NH4Cl = 3 KCl + CrCl3 + 6 NH3 + 6 H2O
Al2(SO4)3 + CH3COONa + H2O = Al(OH)3 + CH3COOH + Na2SO4 =>
Al2(SO4)3 + 6 CH3COONa + 6 H2O = 2 Al(OH)3 + 6 CH3COOH + 3 Na2SO4
KClO3 + S + KOH = KCl + K2SO3 + H2O =>
2 KClO3 + 3 S + 6 KOH = 2 KCl + 3 K2SO3 + 3 H2O
CaNO32 = CaNO + O2 =>
2 CaNO32 = 2 CaNO + 31 O2
Re + Br2 = ReBr3 =>
2 Re + 3 Br2 = 2 ReBr3
Nd2O3 + Fe2O3 = NdFeO3 =>
Nd2O3 + Fe2O3 = 2 NdFeO3
Sn + HBr = Br + HSn =>
Sn + HBr = Br + HSn
FeSO4(H2O)7 + FeCl3 + NH4OH = Fe3O4 + (NH4)2SO4 + NH4Cl + H2O =>
FeSO4(H2O)7 + 2 FeCl3 + 8 NH4OH = Fe3O4 + (NH4)2SO4 + 6 NH4Cl + 11 H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
C3H7OH = C3H6H2O =>
C3H7OH = C3H6H2O
CH3CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH3 + O2 = CO2 + H2O =>
2 CH3CH2CH2CH2CH2CH2CH2CH2CH2CH2CH2CH3 + 37 O2 = 24 CO2 + 26 H2O
C6H5CHO + CH3CHO = C6H5CHCHCHO + H2O =>
C6H5CHO + CH3CHO = C6H5CHCHCHO + H2O
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
Me + HCl = H2 + MeCl3 =>
2 Me + 6 HCl = 3 H2 + 2 MeCl3
Na2HPO4 + NH4OH = Na2NH4PO4 + H2O =>
Na2HPO4 + NH4OH = Na2NH4PO4 + H2O
HCl(g) + CaO(s) = CaCl2(s) + H2O(l) =>
2 HCl(g) + CaO(s) = CaCl2(s) + H2O(l)
Co + HCl = CoCl2 + H2 =>
Co + 2 HCl = CoCl2 + H2
FeSO4 + NaOH = NaSO4 + Fe(OH) =>
FeSO4 + NaOH = NaSO4 + Fe(OH)
NH3H2O = NH4OH =>
NH3H2O = NH4OH
AgF + NaCl = AgCl + NaF =>
AgF + NaCl = AgCl + NaF
Sr + Na2O = Na2 + SrO =>
Sr + Na2O = Na2 + SrO
Fe(CN)6K4 + [(CH3COO)2(UO2)] = [Fe(CN)6](UO)2 + (CH3COOK) + O2 =>
Fe(CN)6K4 + 2[(CH3COO)2(UO2)] = [Fe(CN)6](UO)2 + 4(CH3COOK) + O2
NaCH3COO + KHSO4 = CH3COOH + K2SO4 + Na2SO4 =>
2 NaCH3COO + 2 KHSO4 = 2 CH3COOH + K2SO4 + Na2SO4
SnO2 + H2O + OH = Sn(OH)6 =>
SnO2 + 2 H2O + 2 OH = Sn(OH)6
Co + HCl = CoCl3 + H2 =>
2 Co + 6 HCl = 2 CoCl3 + 3 H2
H2O + As2O5 = As(OH)5 =>
5 H2O + As2O5 = 2 As(OH)5
H2SO4 + KMnO4 + (COOH)2H2O = K{+} + SO4{2-} + CO2 + MnSO4 + H2O =>
3 H2SO4 + 2 KMnO4 + 5(COOH)2H2O = 2 K{+} + SO4{2-} + 10 CO2 + 2 MnSO4 + 13 H2O
K2O + MnO + O2 = KMnO4 =>
2 K2O + 4 MnO + 5 O2 = 4 KMnO4
Co + HCl = CoCl2 + H2 =>
Co + 2 HCl = CoCl2 + H2
NH3 + OBr{-} = N2 + Br{-} + H2O =>
2 NH3 + 3 OBr{-} = N2 + 3 Br{-} + 3 H2O
Ni + Al = Ni3Al =>
3 Ni + Al = Ni3Al
KBrNaOH = NaBrKOH =>
KBrNaOH = NaBrKOH
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Sr(OH)2 + H30 = H3O + SrO =>
30 Sr(OH)2 + H30 = 30 H3O + 30 SrO
ClO3 + N2H4 = NO3H2Cl =>
2 ClO3 + N2H4 = 2 NO3H2Cl
SiS2 + O2 = SiO + SO2 =>
2 SiS2 + 5 O2 = 2 SiO + 4 SO2
HgCl2 + HCl + HSnCl3 = Hg2Cl2 + H2SnCl6 =>
2 HgCl2 + HCl + HSnCl3 = Hg2Cl2 + H2SnCl6
HCl + ClNO3 = Cl2 + HNO3 =>
HCl + ClNO3 = Cl2 + HNO3
BaNO3 + AlSO3 = BaSO3 + AlNO3 =>
BaNO3 + AlSO3 = BaSO3 + AlNO3
Ca + H2S = Ca(HS)2 + H2 =>
Ca + 2 H2S = Ca(HS)2 + H2
Ca3(PO4)2 + H2SO4(aq) = H3PO4 + CaSO4 =>
Ca3(PO4)2 + 3 H2SO4(aq) = 2 H3PO4 + 3 CaSO4
CuNO32Fe = FeNO32Cu =>
CuNO32Fe = FeNO32Cu
KJ + H2SO4 = J2 + KHSO4 + H2S + H2O =>
8 KJ + 9 H2SO4 = 4 J2 + 8 KHSO4 + H2S + 4 H2O
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