| Équations équilibrées la veille | Équations équilibrées le lendemain |
8 Fe3O4 + 74 HNO3 = 24 Fe(NO3)3 + 37 H2O + N2O
Cl2 + H2S + H2O = HCl + S2SO4 =>
7 Cl2 + 3 H2S + 4 H2O = 14 HCl + S2SO4
Ca + AlCl3 = CaCl2 + Al =>
3 Ca + 2 AlCl3 = 3 CaCl2 + 2 Al
SNCl2 + HNO3 + HCl = SNCl4 + N2O + H2O =>
4 SNCl2 + 2 HNO3 + 8 HCl = 4 SNCl4 + N2O + 5 H2O
S2O3{2-} + I2 = I{-} + S4O6{2-}redox =>
2 S2O3{2-} + I2 = 2 I{-} + S4O6{2-}redox
SO2 + H2S + NaOH = Na2S2O3 + H2O =>
4 SO2 + 2 H2S + 6 NaOH = 3 Na2S2O3 + 5 H2O
Li + Na = LiNa =>
Li + Na = LiNa
NaCl + Zn2 = Na + ZnCl2 =>
4 NaCl + Zn2 = 4 Na + 2 ZnCl2
H2SO4 + Br2 = SO2 + HBrO4 + H2O =>
7 H2SO4 + Br2 = 7 SO2 + 2 HBrO4 + 6 H2O
Zn + Cu(SO3)2 = Zn(SO3)2 + Cu =>
Zn + Cu(SO3)2 = Zn(SO3)2 + Cu
HNO2 = H2ONO2 + NO =>
2 HNO2 = H2ONO2 + NO
FeS2(g) + O2 = Fe2O3(s) + S02(g) =>
4 FeS2(g) + 3 O2 = 2 Fe2O3(s) + 4 S02(g)
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
OMg = O3Mg3 =>
3 OMg = O3Mg3
(CH)3NNH2 + N2O4 = N2 + H2O + CO2 =>
8(CH)3NNH2 + 17 N2O4 = 25 N2 + 20 H2O + 24 CO2
Ca(CH3COO)2 + H2SO3 = CH3COOH + CaSO3 =>
Ca(CH3COO)2 + H2SO3 = 2 CH3COOH + CaSO3
K2S2O8 + KI + Na2S2O3 = K2SO3 + NaI + S2O8 =>
8 K2S2O8 + 4 KI + 2 Na2S2O3 = 10 K2SO3 + 4 NaI + 5 S2O8
C3H8(g) + O2(g) = CO2(g) + H2O(g) =>
C3H8(g) + 5 O2(g) = 3 CO2(g) + 4 H2O(g)
H3BO3 + NaOH = H2O + Na2B4O7 =>
4 H3BO3 + 2 NaOH = 7 H2O + Na2B4O7
H2SO4 + Br2 = SO2 + HBrO4 + H2O =>
7 H2SO4 + Br2 = 7 SO2 + 2 HBrO4 + 6 H2O
CoSO4 + Na2S = CoS + Na2SO4 =>
CoSO4 + Na2S = CoS + Na2SO4
C17 + H22 + BrNO4 = HO + Br + CN =>
11 C17 + 34 H22 + 187 BrNO4 = 748 HO + 187 Br + 187 CN
AgCI + H2O = Ag + HCIO3 + HCI =>
6 AgCI + 3 H2O = 6 Ag + HCIO3 + 5 HCI
GaCl3 + NaBr = NaCl + GaBr3 =>
GaCl3 + 3 NaBr = 3 NaCl + GaBr3
Fe + HBr2 = FeBr + H2 =>
4 Fe + 2 HBr2 = 4 FeBr + H2
C5H11O2N + O2 = CO2 + H2O + N2 =>
4 C5H11O2N + 27 O2 = 20 CO2 + 22 H2O + 2 N2
C2H6O + KMnO4 + H2SO4 = CO2 + K2SO4 + MnSO4 + H2O =>
5 C2H6O + 12 KMnO4 + 18 H2SO4 = 10 CO2 + 6 K2SO4 + 12 MnSO4 + 33 H2O
Cu(OH)2 = CuO*H2O =>
Cu(OH)2 = CuO*H2O
HCl + KBr = KCl + HBr =>
HCl + KBr = KCl + HBr
CaH2 + H2O = H2 + CaH2O =>
CaH2 + H2O = H2 + CaH2O
La2O3 + SrF2 + SrCO3 + Co3O4 + Cr2O3 + O2 = La8Sr2Cr6Co4O28F2 + CO2 =>
12 La2O3 + 3 SrF2 + 3 SrCO3 + 4 Co3O4 + 9 Cr2O3 + O2 = 3 La8Sr2Cr6Co4O28F2 + 3 CO2
KCrCl2 + KOH + KClO3 = K2Cr2O7 + KCl + H2O =>
6 KCrCl2 + 12 KOH + 5 KClO3 = 3 K2Cr2O7 + 17 KCl + 6 H2O
HCl + Cl2O = Cl2 + H2O =>
2 HCl + Cl2O = 2 Cl2 + H2O
(NH4)3PO4(aq) + Pb(NO3)2(aq) = Pb3(PO4)2 + NH4NO3(aq) =>
2(NH4)3PO4(aq) + 3 Pb(NO3)2(aq) = Pb3(PO4)2 + 6 NH4NO3(aq)
CaCO3 + CH3COOH = C4H6O4Ca + CO2 + H2O =>
CaCO3 + 2 CH3COOH = C4H6O4Ca + CO2 + H2O
H2SO3(aq) = H2O(l) + SO2(g) =>
H2SO3(aq) = H2O(l) + SO2(g)
Zn + HCl + CuO = ZnCl2 + Cu + H2O =>
Zn + 2 HCl + CuO = ZnCl2 + Cu + H2O
KOH + NH4 + SO4 = KSO4 + NH3 + H2O =>
KOH + NH4 + SO4 = KSO4 + NH3 + H2O
H2O + HF = H3FO =>
H2O + HF = H3FO
KOH + AgNO3 = AgOH + KNO3 =>
KOH + AgNO3 = AgOH + KNO3
NH3 + Cl2 = N2 + Cl{-} + H{+} =>
2 NH3 + 3 Cl2 = N2 + 6 Cl{-} + 6 H{+}
BaCl2 + H2O + SO4 = BaSO4 + HCl + O2 =>
2 BaCl2 + 2 H2O + 2 SO4 = 2 BaSO4 + 4 HCl + O2
LiCl + Ni(II) = Ni(II)Cl2 + Li =>
2 LiCl + Ni(II) = Ni(II)Cl2 + 2 Li
CaCl2(aq) + Na3PO4(aq) = Ca3(PO4)2(s) + NaCl(aq) =>
3 CaCl2(aq) + 2 Na3PO4(aq) = Ca3(PO4)2(s) + 6 NaCl(aq)
I2 + NaOH = NaOI + NaI + H2O =>
I2 + 2 NaOH = NaOI + NaI + H2O
LiCl + Ni(II) = Ni(II)Cl2 + Li =>
2 LiCl + Ni(II) = Ni(II)Cl2 + 2 Li
(NH4)2Fe(SO4)2 + K2Cr2O7 + NaOH + H2O = Cr(OH)3 + KOH + Na2SO4 + Fe2(SO4)3 + (NH4)OH =>
6(NH4)2Fe(SO4)2 + K2Cr2O7 + 6 NaOH + 7 H2O = 2 Cr(OH)3 + 2 KOH + 3 Na2SO4 + 3 Fe2(SO4)3 + 12(NH4)OH
H2NCH2COOH + HNO3 = HOCH2COOH + N2 + H2O =>
5 H2NCH2COOH + 3 HNO3 = 5 HOCH2COOH + 4 N2 + 4 H2O
Cd(OH)2 + NaCl = CdCl2 + NaOH =>
Cd(OH)2 + 2 NaCl = CdCl2 + 2 NaOH
KI + HF = KF + HI =>
KI + HF = KF + HI
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/03/24
Équations équilibrées sur12/03/23
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