| Équations équilibrées la veille | Équations équilibrées le lendemain |
7 CH3COOH + 2 Na2CO3 = 4 CH3COONa + 4 C2O + 8 H2O
CaSO4 + AlBr3 = CaBr2 + Al2(SO4)3 =>
3 CaSO4 + 2 AlBr3 = 3 CaBr2 + Al2(SO4)3
Na3PO4(ac) + Ba(NO3)2(ac) = Ba3(PO4)2(s) + NaNO3 =>
2 Na3PO4(ac) + 3 Ba(NO3)2(ac) = Ba3(PO4)2(s) + 6 NaNO3
N4H4O4 + CH3OH = H2O + CO2 + N2 =>
3 N4H4O4 + 2 CH3OH = 10 H2O + 2 CO2 + 6 N2
SO3 + Na = NaSO3 =>
SO3 + Na = NaSO3
Na2CO3(aq) + Ca(OH)2(s) = NaOH(aq) + CaCO3(s) =>
Na2CO3(aq) + Ca(OH)2(s) = 2 NaOH(aq) + CaCO3(s)
Mg + NIO2 + H2O = Mg(OH)2 + NI(OH)2 =>
Mg + NIO2 + 2 H2O = Mg(OH)2 + NI(OH)2
Cu2O + KOH = KCuO + H2O =>
Cu2O + 2 KOH = 2 KCuO + H2O
K2Cr2O7 + KI + H2(SO4) = I + H2O + Cr2(SO4)3 + K2(SO4) =>
K2Cr2O7 + 6 KI + 7 H2(SO4) = 6 I + 7 H2O + Cr2(SO4)3 + 4 K2(SO4)
(NH4)(NO3)(s) = N2O(g) + H2O(l) =>
(NH4)(NO3)(s) = N2O(g) + 2 H2O(l)
CH3COCH3 + K2Cr2O7 + H2SO4 = CH3COOH + K2SO4 + Cr2(SO4)3 + H2O =>
6 CH3COCH3 + 4 K2Cr2O7 + 16 H2SO4 = 9 CH3COOH + 4 K2SO4 + 4 Cr2(SO4)3 + 16 H2O
Ag(NO3)2 + H2SO4 = AgSO4 + HNO3 =>
Ag(NO3)2 + H2SO4 = AgSO4 + 2 HNO3
KBrO3 + HCl + SnCl2 = SnCl4 + KBr + H2O =>
KBrO3 + 6 HCl + 3 SnCl2 = 3 SnCl4 + KBr + 3 H2O
Fe(OH)3 + Cl2 = FeCl3 + Fe(OCl3)3 + H2O =>
2 Fe(OH)3 + 6 Cl2 = FeCl3 + Fe(OCl3)3 + 3 H2O
H2Cr2O7 + NaOH = H2OH + NaCr2O7 =>
H2Cr2O7 + NaOH = H2OH + NaCr2O7
CH3CH2CH2COOH + Cr2O7{2-} + H{+} = Cr{3+} + CO2 + H2O =>
3 CH3CH2CH2COOH + 10 Cr2O7{2-} + 80 H{+} = 20 Cr{3+} + 12 CO2 + 52 H2O
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
NaNO3 = NaO2 + O2 + N2 =>
2 NaNO3 = 2 NaO2 + O2 + N2
C8H18 + Cl2 = CCl2 + H2Cl =>
2 C8H18 + 25 Cl2 = 16 CCl2 + 18 H2Cl
CH2O + Ag(NH3)2OH = (NH4)2CO3 + NH3 + Ag + H2O =>
CH2O + 4 Ag(NH3)2OH = (NH4)2CO3 + 6 NH3 + 4 Ag + 2 H2O
SiO2 + NaOH + H2O = Na2[Si(OH)6] =>
SiO2 + 2 NaOH + 2 H2O = Na2[Si(OH)6]
Fe(S)2 + O2 = Fe2O3 + SO2 =>
4 Fe(S)2 + 11 O2 = 2 Fe2O3 + 8 SO2
Ag(C2H3O2) + K2(CrO4) = Ag2(CrO4) + K(C2H3O2) =>
2 Ag(C2H3O2) + K2(CrO4) = Ag2(CrO4) + 2 K(C2H3O2)
CaC2(s) + H2O(l) = C2H2(l) + CaO(aq) =>
CaC2(s) + H2O(l) = C2H2(l) + CaO(aq)
NHClO4 + Al = AlCl3 + Al2O3 + H2O + N2 =>
6 NHClO4 + 16 Al = 2 AlCl3 + 7 Al2O3 + 3 H2O + 3 N2
MgCl2 + Li2C2O4 = MgC2O4 + LiCl =>
MgCl2 + Li2C2O4 = MgC2O4 + 2 LiCl
C7H8O2(i) + O2(g) = CO2(g) + H2O(g) =>
C7H8O2(i) + 8 O2(g) = 7 CO2(g) + 4 H2O(g)
NaHSO3 + HCl + KMnO4 = H2O + NaHSO4 + KCl + MnCl =>
3 NaHSO3 + 2 HCl + KMnO4 = H2O + 3 NaHSO4 + KCl + MnCl
H2S + ZnSO4 = ZnS + SO2 + H2O =>
4 H2S + 3 ZnSO4 = 3 ZnS + 4 SO2 + 4 H2O
Pb(No3)2 + BaCl2 = PbCl2 + (No3)2Ba =>
Pb(No3)2 + BaCl2 = PbCl2 + (No3)2Ba
HClO4 + Mg(OH)2 = Mg(ClO4)2 + H2O =>
2 HClO4 + Mg(OH)2 = Mg(ClO4)2 + 2 H2O
Ca(OH)2 + Ba = BaOH + Ca =>
Ca(OH)2 + 2 Ba = 2 BaOH + Ca
Cu + O2 = CuOCu =>
4 Cu + O2 = 2 CuOCu
HF + Sr(OH)2 = HOH + SrF2 =>
2 HF + Sr(OH)2 = 2 HOH + SrF2
Na3[P(W12O40)] + NaOH = Na2WO4 + Na3PO4 + H2O =>
Na3[P(W12O40)] + 24 NaOH = 12 Na2WO4 + Na3PO4 + 12 H2O
Hg2(NO3)2(aq) + Na2S(aq) = (Hg2)2(S)2(s) + NaNO3(aq) =>
2 Hg2(NO3)2(aq) + 2 Na2S(aq) = (Hg2)2(S)2(s) + 4 NaNO3(aq)
MnO4{-} + H{+} + Cl{-}� = Mn2{+} + Cl2 + H2O =>
4 MnO4{-} + 32 H{+} + 26 Cl{-}� = 2 Mn2{+} + 13 Cl2 + 16 H2O
Ph(CIO3)2 + NaI = PhI2 + NaCIO3 =>
Ph(CIO3)2 + 2 NaI = PhI2 + 2 NaCIO3
KBr + NaOH = KOHNaBr =>
KBr + NaOH = KOHNaBr
HCl(ac) + Cu = CuCl + H2 =>
2 HCl(ac) + 2 Cu = 2 CuCl + H2
HS + Cl = HSCl =>
HS + Cl = HSCl
HKC8O4H4 + NaOH = NaKC8O4H4 + H2O =>
HKC8O4H4 + NaOH = NaKC8O4H4 + H2O
Al2Fe3 + N = AlN + Fe =>
Al2Fe3 + 2 N = 2 AlN + 3 Fe
LiOH + MgCrO4 = Mg(OH)2 + Li2CrO4 =>
2 LiOH + MgCrO4 = Mg(OH)2 + Li2CrO4
As2O3 + CaF2 + H2SO4 = AsF3 + CaSO4 + H2O =>
As2O3 + 3 CaF2 + 3 H2SO4 = 2 AsF3 + 3 CaSO4 + 3 H2O
KY + KClO3 + H2SO4 = KCl + Y2 + K2SO4 + H2O =>
6 KY + KClO3 + 3 H2SO4 = KCl + 3 Y2 + 3 K2SO4 + 3 H2O
Fe + Zn(NO3)3 = Fe(NO3)2 + Zn =>
3 Fe + 2 Zn(NO3)3 = 3 Fe(NO3)2 + 2 Zn
Si(HCO3)4 = SiO2 + H2O + CO2 =>
Si(HCO3)4 = SiO2 + 2 H2O + 4 CO2
C2O4{2-} + BrO3{-} + H{+} = Br2 + CO2 + H2O =>
5 C2O4{2-} + 2 BrO3{-} + 12 H{+} = Br2 + 10 CO2 + 6 H2O
Cr[OH]3 = Cr2O3 + H2O =>
2 Cr[OH]3 = Cr2O3 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/29/24
Équations équilibrées sur11/28/23
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