| Équations équilibrées la veille | Équations équilibrées le lendemain |
Al + H2SO4 = Al(SO4) + H2
N2H4 + O2 = H2O2 + N2 =>
N2H4 + 2 O2 = 2 H2O2 + N2
Pb(NO3)2 + (Na)3PO4 = Pb3(PO4)2 + Na(NO3) =>
3 Pb(NO3)2 + 2(Na)3PO4 = Pb3(PO4)2 + 6 Na(NO3)
C2H4 + KMnO4 + H2SO4 = CH3COOH + Mn2SO4 + K2SO4 + H2O =>
3 C2H4 + 2 KMnO4 + 2 H2SO4 = 3 CH3COOH + Mn2SO4 + K2SO4 + 2 H2O
Fe2CO3 + CH4N2O + C6H5OH = Fe2O3 + C6H5NH2 + CO2 =>
7 Fe2CO3 + 3 CH4N2O + 5 C6H5OH = 7 Fe2O3 + 6 C6H5NH2 + 4 CO2
HI + KOH = KIH + HO =>
HI + KOH = KIH + HO
H{+} + N2H4 + Cr2O7{-2} = NO2 + Cr{+3} + H2O =>
16 H{+} + N2H4 + 2 Cr2O7{-2} = 2 NO2 + 4 Cr{+3} + 10 H2O
HClO4(aq) + CsOH(aq) = H2O(l) + CsClO4 =>
HClO4(aq) + CsOH(aq) = H2O(l) + CsClO4
C9H18O6 + O2 = H2O + CO2 =>
2 C9H18O6 + 21 O2 = 18 H2O + 18 CO2
COH + C4H6O3 = H2O + C(CH3COO) =>
2 COH + C4H6O3 = H2O + 2 C(CH3COO)
H2SO4 + Na = NaHSO4 + H2 =>
2 H2SO4 + 2 Na = 2 NaHSO4 + H2
P2O5 + Ca(OH)2 = (CaOH)3PO4 + H2O =>
P2O5 + 6 Ca(OH)2 = 2(CaOH)3PO4 + 3 H2O
C3H6O + C6H5COCH3 + NaOCl = CHCl3 + C6H5COO{3-} + Na{+} + H2O =>
8 C3H6O + 4 C6H5COCH3 + 21 NaOCl = 7 CHCl3 + 7 C6H5COO{3-} + 21 Na{+} + 19 H2O
Cu + H2SO4 = CuS + H2O + CuSO4 =>
4 Cu + 4 H2SO4 = CuS + 4 H2O + 3 CuSO4
Br2 + KI = KBr + I2 =>
Br2 + 2 KI = 2 KBr + I2
Al2(SO4)3 + Ba(OH)2 = Al(OH)3 + BaSO4 =>
Al2(SO4)3 + 3 Ba(OH)2 = 2 Al(OH)3 + 3 BaSO4
KCIO + FeSO + H2SO = KCI + Fe2(SO4)3 + H2O =>
10 KCIO + 2 FeSO + H2SO = 10 KCI + Fe2(SO4)3 + H2O
Mg + B = MgB =>
Mg + B = MgB
KClO3 + FeSO4 + H2O = KCl + Fe(OH)3 + H2SO4 =>
KClO3 + 6 FeSO4 + 15 H2O = KCl + 6 Fe(OH)3 + 6 H2SO4
(NH4)2S + LiOH = Li2S + NH3 + H2O =>
(NH4)2S + 2 LiOH = Li2S + 2 NH3 + 2 H2O
HClO3 + S = S2O3 + HCl =>
HClO3 + 2 S = S2O3 + HCl
NO2 + HNO = H2O + NO =>
NO2 + 2 HNO = H2O + 3 NO
Cr2O3 + Al = Al2O3 + Cr =>
Cr2O3 + 2 Al = Al2O3 + 2 Cr
MnO2(s) + HCl(aq) = Mn + Cl2(g) + H2O(l) =>
MnO2(s) + 4 HCl(aq) = Mn + 2 Cl2(g) + 2 H2O(l)
Zn(s) + CuO(s) = ZnO + Cu =>
Zn(s) + CuO(s) = ZnO + Cu
Ge + N2 = Ge3N4 =>
3 Ge + 2 N2 = Ge3N4
C9H20O2 + H2O = CO2 + CH42 =>
23 C9H20O2 + 316 H2O = 181 CO2 + 26 CH42
HNO3 + Na2HPO4 = NaNO3 + H3PO4 =>
2 HNO3 + Na2HPO4 = 2 NaNO3 + H3PO4
Al + CH3COOH = Al(CH3COOH)3 =>
Al + 3 CH3COOH = Al(CH3COOH)3
H2SO4 + HCl = H2O + Cl + SO2 =>
H2SO4 + 2 HCl = 2 H2O + 2 Cl + SO2
H2SeO4 + KOH = K2(SeO4)1 + H2O =>
H2SeO4 + 2 KOH = K2(SeO4)1 + 2 H2O
PhCH2OH + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH2OH + 4 KMnO4 + 6 H2SO4 = 5 PhCOOH + 2 K2SO4 + 4 MnSO4 + 11 H2O
Pb3N2 + NaOH = Na3N + Pb(OH)2 =>
Pb3N2 + 6 NaOH = 2 Na3N + 3 Pb(OH)2
[Ag(NH3)2]Cl + Hg2Cl2 = Ag + HgCl2 + NH3 =>
2[Ag(NH3)2]Cl + Hg2Cl2 = 2 Ag + 2 HgCl2 + 4 NH3
H8C10 + O2 = CO2 + H2O =>
H8C10 + 12 O2 = 10 CO2 + 4 H2O
CaCl2 + H2O + CO2(g) = CaCO3 + HCl =>
CaCl2 + H2O + CO2(g) = CaCO3 + 2 HCl
V2O5 + HCl = V2O3 + H2O + Cl2 =>
V2O5 + 4 HCl = V2O3 + 2 H2O + 2 Cl2
CrBr3 + Na2S = BrNa + Cr2S3 =>
2 CrBr3 + 3 Na2S = 6 BrNa + Cr2S3
HOCN + O2 = O2HOCN =>
HOCN + O2 = O2HOCN
H2SO4 + Ba(OH)2 = H2(OH)2 + SO4Ba =>
H2SO4 + Ba(OH)2 = H2(OH)2 + SO4Ba
Mg(No3)2 + K3Po4 = Mg3(Po4)2 + KNo3 =>
3 Mg(No3)2 + 2 K3Po4 = Mg3(Po4)2 + 6 KNo3
HI + HCl + HMnO4 = I2 + MnCl2 + H2O =>
10 HI + 4 HCl + 2 HMnO4 = 5 I2 + 2 MnCl2 + 8 H2O
C2H4O + NaHCO3 = CO2 + H2O + NaC2H2O2 =>
7 C2H4O + 10 NaHCO3 = 4 CO2 + 9 H2O + 10 NaC2H2O2
CH3(CH3)5CH3 + O2 = CO2 + H2O =>
4 CH3(CH3)5CH3 + 49 O2 = 28 CO2 + 42 H2O
H3AsO4 + I{-} + H{+} = H3AsO3 + I2 + H2O =>
H3AsO4 + 2 I{-} + 2 H{+} = H3AsO3 + I2 + H2O
Na2(C4H4O6) + Hg(NO3)2 = Hg(C4H4O6) + Na(NO3) =>
Na2(C4H4O6) + Hg(NO3)2 = Hg(C4H4O6) + 2 Na(NO3)
HCl(aq) + K2CO3(s) = KCl(aq) + CO2H2O =>
2 HCl(aq) + K2CO3(s) = 2 KCl(aq) + CO2H2O
NH4 + H2O = NOH + H2 =>
2 NH4 + 2 H2O = 2 NOH + 5 H2
K3[Fe(CN)6] + FeSO4 + H2O = Fe3[Fe(CN)6]2 + H2SO4 + KOH =>
2 K3[Fe(CN)6] + 3 FeSO4 + 6 H2O = Fe3[Fe(CN)6]2 + 3 H2SO4 + 6 KOH
H3O + N3 = HN3 + H2O =>
H3O + N3 = HN3 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/18/23
Équations équilibrées sur01/17/23
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