| Équations équilibrées la veille |
3 Pb3O4(s) + 8 Al(s) = 4 Al2O3(s) + 9 Pb(s)
Na2SO3 + HI = H2SO3 + NaI =>
Na2SO3 + 2 HI = H2SO3 + 2 NaI
KMnO4 + H2SO4 = K2SO4 + MnSO4 + [O] + H2O =>
2 KMnO4 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 5[O] + 3 H2O
Cl2O7 + H2O2 = O2 + ClO3{-} + H{+} =>
2 Cl2O7 + 2 H2O2 = 3 O2 + 4 ClO3{-} + 4 H{+}
Cu + HNO3 = Cu3NO + NO3 + H2O =>
3 Cu + 4 HNO3 = Cu3NO + 3 NO3 + 2 H2O
K2CrO7 + FeSO4 + H2SO4 = Cr2(SO4)3 + Fe2(SO4)3 + K2SO4 + H2O =>
2 K2CrO7 + 18 FeSO4 + 14 H2SO4 = Cr2(SO4)3 + 9 Fe2(SO4)3 + 2 K2SO4 + 14 H2O
H2SO4 = H2O + SO3 =>
H2SO4 = H2O + SO3
CuO2 + HCl = CuCl2 + H2O2 =>
CuO2 + 2 HCl = CuCl2 + H2O2
A1(CH3COO)3 + Hg = A1 + Hg(CH3COO)2 =>
2 A1(CH3COO)3 + 3 Hg = 2 A1 + 3 Hg(CH3COO)2
NO3{-} + OH{-} + Zn = NH3 + H2O + ZnO2{2-} =>
NO3{-} + 7 OH{-} + 4 Zn = NH3 + 2 H2O + 4 ZnO2{2-}
NaNO3 + BPO4 + C5H14NOCl = BP + CO2 + H2O + N2 + NaCl =>
4 NaNO3 + 13 BPO4 + 4 C5H14NOCl = 13 BP + 20 CO2 + 28 H2O + 4 N2 + 4 NaCl
Al(OH)3(s) + H2SO4(aq) = H2O(l) + Al2(SO4)3(aq) =>
2 Al(OH)3(s) + 3 H2SO4(aq) = 6 H2O(l) + Al2(SO4)3(aq)
H2SO4 + KI + NaIO3 = I2 + KIO3 + H2O + Na2SO4 =>
3 H2SO4 + 5 KI + 6 NaIO3 = 3 I2 + 5 KIO3 + 3 H2O + 3 Na2SO4
Ag(NO3) + CaO = Ag2O + Ca(NO3)2 =>
2 Ag(NO3) + CaO = Ag2O + Ca(NO3)2
Au + AgClO4 = AuClO4 + Ag =>
Au + AgClO4 = AuClO4 + Ag
Y + HCl = YCl3 + H =>
Y + 3 HCl = YCl3 + 3 H
OH{-} + [Fe(H2O)6]{3}{+} = Fe(H2O)3(OH)3 + H2O =>
3 OH{-} + [Fe(H2O)6]{3}{+} = Fe(H2O)3(OH)3 + 3 H2O
Mn + F2 = MnF2 =>
Mn + F2 = MnF2
NaCN + KOH = KCN + NaOH =>
NaCN + KOH = KCN + NaOH
C5H4O2 + H2 = C5H6O2 =>
C5H4O2 + H2 = C5H6O2
Fe(OH)2 + KNO3 = KOH + Fe(NO3)2 =>
Fe(OH)2 + 2 KNO3 = 2 KOH + Fe(NO3)2
HCl + Zn(OH)2 = ZnOHCl + H2O =>
HCl + Zn(OH)2 = ZnOHCl + H2O
H4P2O7 + NaOH = NaH3P2O7 + H2O =>
H4P2O7 + NaOH = NaH3P2O7 + H2O
HNO3 + Co(NH2)2 = Co2 + N2 + H2O =>
8 HNO3 + 10 Co(NH2)2 = 5 Co2 + 14 N2 + 24 H2O
NaI + H2SO4 = I2 + Na2SO4 + H2 =>
2 NaI + H2SO4 = I2 + Na2SO4 + H2
C3H6 + K2Cr2O7 + H2SO4 = C3H4O4 + CrSO4 + K2SO4 + H2O =>
4 C3H6 + 5 K2Cr2O7 + 15 H2SO4 = 4 C3H4O4 + 10 CrSO4 + 5 K2SO4 + 19 H2O
Ni2O3 + LiBr = NiBr3 + Li2O =>
Ni2O3 + 6 LiBr = 2 NiBr3 + 3 Li2O
H2O + P4 + KOH = PH3 + KH2PO4 =>
9 H2O + 2 P4 + 3 KOH = 5 PH3 + 3 KH2PO4
Zn(OH)2 + CuO = Cu(ZnO2) + H2O =>
Zn(OH)2 + CuO = Cu(ZnO2) + H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Zn(OH)2 + NaO = ZnO + Na(OH)2 =>
Zn(OH)2 + NaO = ZnO + Na(OH)2
Ni(NO3)2 + Na2CO3 = Ni2CO3 + Na + NO3 =>
2 Ni(NO3)2 + Na2CO3 = Ni2CO3 + 2 Na + 4 NO3
SiCl4 + H2O = H2SiO3 + HCl =>
SiCl4 + 3 H2O = H2SiO3 + 4 HCl
U + F = UF6 =>
U + 6 F = UF6
H2S + AlBr3 = Al2S3 + HBr =>
3 H2S + 2 AlBr3 = Al2S3 + 6 HBr
Mg + HIO3 = HIMgO3 =>
Mg + HIO3 = HIMgO3
Ca3PO42 + SiO2 + C = CO + P4 + CaSiO3 =>
4 Ca3PO42 + 12 SiO2 + 156 C = 156 CO + P4 + 12 CaSiO3
PbCl2 + Na2PO4 = PbPO4 + NaCl =>
PbCl2 + Na2PO4 = PbPO4 + 2 NaCl
HNO3 + Mg3(PO4)2 = Mg(NO3)3 + H2PO4 + NO2 + H2O =>
14 HNO3 + Mg3(PO4)2 = 3 Mg(NO3)3 + 2 H2PO4 + 5 NO2 + 5 H2O
MgCl2 + Al(ClO3)3 = Mg(ClO3)2 + AlCl3 =>
3 MgCl2 + 2 Al(ClO3)3 = 3 Mg(ClO3)2 + 2 AlCl3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Al2S3 + Ca(OH)2 = Al(OH)3 + CaS =>
Al2S3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaS
BeCl + NaOH = NaCl + BeOH =>
BeCl + NaOH = NaCl + BeOH
HBr + KMnO4 = KBr + MnO + H2O + Br2 =>
12 HBr + 2 KMnO4 = 2 KBr + 2 MnO + 6 H2O + 5 Br2
CF3CF2COOH + Ca(OH)2 = (CF3CF2COO)2Ca + H2O =>
2 CF3CF2COOH + Ca(OH)2 = (CF3CF2COO)2Ca + 2 H2O
AgNO3 + FePO4 = Ag3PO4 + Fe(NO3)3 =>
3 AgNO3 + FePO4 = Ag3PO4 + Fe(NO3)3
C2H6 + CI2 = C2H6CI2 =>
C2H6 + CI2 = C2H6CI2
Pb(NO3)2(aq) + K2Cr2O7(aq) = KNO3 + PbCr2O7 =>
Pb(NO3)2(aq) + K2Cr2O7(aq) = 2 KNO3 + PbCr2O7
Zn(s) + (HNO3)(aq) = ZnNO3(aq) + H2(g) =>
2 Zn(s) + 2(HNO3)(aq) = 2 ZnNO3(aq) + H2(g)
HCl + KOH = H2O + ClK =>
HCl + KOH = H2O + ClK
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Équations équilibrées sur01/01/25
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