| Équations équilibrées la veille |
2 NO2 = 2 NO + O2
HCl + Fe(OH)2 = H2O + FeCl2 =>
2 HCl + Fe(OH)2 = 2 H2O + FeCl2
S2O32{-} + Cl2 + OH{-} = SO42{-} + Cl{-} + H2O =>
2 S2O32{-} + 103 Cl2 + 208 OH{-} = 4 SO42{-} + 206 Cl{-} + 104 H2O
NH4Cl + CuSO4*5H2O = CuO + (NH4)2SO4 + HCl + H2O =>
2 NH4Cl + CuSO4*5H2O = CuO + (NH4)2SO4 + 2 HCl + 4 H2O
CH3CH2OH + K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + CH3CO2H =>
3 CH3CH2OH + 2 K2Cr2O7 + 8 H2SO4 = 2 K2SO4 + 2 Cr2(SO4)3 + 11 H2O + 3 CH3CO2H
Ba(OH)2 = BaO + H2O =>
Ba(OH)2 = BaO + H2O
Cr + Br = CrBr3 =>
Cr + 3 Br = CrBr3
Mg + H3PO = H3 + MgPO =>
Mg + H3PO = H3 + MgPO
NaClLiHCO3 = LiClNaHCO3 =>
NaClLiHCO3 = LiClNaHCO3
H2SO4 + Co = CoSO4 + H2 =>
H2SO4 + Co = CoSO4 + H2
N3H2 + O2 = N + H2O =>
2 N3H2 + O2 = 6 N + 2 H2O
CH3CClCH2 + HCl = CH3CCl2CH3 =>
CH3CClCH2 + HCl = CH3CCl2CH3
H2NCH2CH2SH + NaOH = H2O + H2NCH2CH2SNa =>
H2NCH2CH2SH + NaOH = H2O + H2NCH2CH2SNa
ZnSO4 + Ba(NO3)2 = BaSO4 + Zn(NO3)2 =>
ZnSO4 + Ba(NO3)2 = BaSO4 + Zn(NO3)2
MnO2 + HCI = MnCI + CI + H2O =>
MnO2 + 4 HCI = MnCI + 3 CI + 2 H2O
SiH4 + H2O = SiO2(OH)2 + H2 =>
SiH4 + 4 H2O = SiO2(OH)2 + 5 H2
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
CH3COOH + H2O = CH3COO2H3 =>
CH3COOH + H2O = CH3COO2H3
BaCO3 + HCl = BaCl2 + CO2 + H2O =>
BaCO3 + 2 HCl = BaCl2 + CO2 + H2O
K2Cr2O7 + H = KOH + Cr2O3 + H2O =>
K2Cr2O7 + 6 H = 2 KOH + Cr2O3 + 2 H2O
Na2NO3 = Na2 + NO3 =>
Na2NO3 = Na2 + NO3
NH3 + PdO = Pd + N2 + H2O =>
2 NH3 + 3 PdO = 3 Pd + N2 + 3 H2O
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
LiOH + Au = AuOH + Li =>
LiOH + Au = AuOH + Li
H3PO4 + NH3 = (NH4)3PO4 =>
H3PO4 + 3 NH3 = (NH4)3PO4
Ba(OH)2 + Fe2(SO4)3 = Ba2(SO4)2 + Fe(OH)3 =>
6 Ba(OH)2 + 2 Fe2(SO4)3 = 3 Ba2(SO4)2 + 4 Fe(OH)3
MgSO4 + KCl = MgCl2 + K2(SO4) =>
MgSO4 + 2 KCl = MgCl2 + K2(SO4)
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
Cl{-} + H2O = Cl2 + H2 + OH{-} =>
2 Cl{-} + 2 H2O = Cl2 + H2 + 2 OH{-}
C2O4{2-} + MnO2 + H{+} = Mn{2+} + CO2 + H2O =>
C2O4{2-} + MnO2 + 4 H{+} = Mn{2+} + 2 CO2 + 2 H2O
Cu{2} + S{2-} = CuS =>
Cu{2} + S{2-} = CuS
Fe(NO3)3(aq) + CH3COONa(aq) + H2O(aq) = (CH3COO)2Fe(OH)(s) + NaNO3(aq) + CH3COOH(aq) =>
Fe(NO3)3(aq) + 3 CH3COONa(aq) + H2O(aq) = (CH3COO)2Fe(OH)(s) + 3 NaNO3(aq) + CH3COOH(aq)
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
CH3COONa + HCl = CH3COOH + NaCl =>
CH3COONa + HCl = CH3COOH + NaCl
BaCO3 + HI = BaI2 + H2O + CO2 =>
BaCO3 + 2 HI = BaI2 + H2O + CO2
H2CO2MgO = MgCO2H2O =>
H2CO2MgO = MgCO2H2O
BeO + NaOH = Na2BeO2 + H2O =>
BeO + 2 NaOH = Na2BeO2 + H2O
NH3 + PdO = Pd + N2 + H2O =>
2 NH3 + 3 PdO = 3 Pd + N2 + 3 H2O
Na3PO4 + H2CO3 = Na2CO3 + Na2HPO4 =>
2 Na3PO4 + H2CO3 = Na2CO3 + 2 Na2HPO4
NaHS + KOH = Na2S + K2S + H2O =>
2 NaHS + 2 KOH = Na2S + K2S + 2 H2O
Cu2 = Cu =>
Cu2 = 2 Cu
Cr + Br = CrBr3 =>
Cr + 3 Br = CrBr3
H2O + Mg + OCl{-} = Mg(OH)2 + Cl{-} =>
H2O + Mg + OCl{-} = Mg(OH)2 + Cl{-}
Mn(NO3)2 + Ca(ClO)2 + NaOH = NaMnO4 + NaNO3 + CaCl2 + H2O =>
4 Mn(NO3)2 + 5 Ca(ClO)2 + 12 NaOH = 4 NaMnO4 + 8 NaNO3 + 5 CaCl2 + 6 H2O
C5H5N5 + O2 = CO2 + N2 + H2O =>
4 C5H5N5 + 25 O2 = 20 CO2 + 10 N2 + 10 H2O
Al(NO3)3(aq) + Na2CO3(aq) = Al2(CO3)3(s) + NaNO3(aq) =>
2 Al(NO3)3(aq) + 3 Na2CO3(aq) = Al2(CO3)3(s) + 6 NaNO3(aq)
C2H6O + H2O = C2H6O2 + H2 =>
C2H6O + H2O = C2H6O2 + H2
KClO3 + Zn(OH)2 = K(OH)2 + ZnClO3 =>
KClO3 + Zn(OH)2 = K(OH)2 + ZnClO3
C6H12 + O2 = CO2 + H2O8 =>
C6H12 + 30 O2 = 6 CO2 + 6 H2O8
Na2O2 + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
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