| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Zn + 8 HNO3(concentrated) = 3 Zn(NO3)2 + 4 H2O + 2 NO
BaCl2 + PbNO32 = BaNO32 + PbCl2 =>
BaCl2 + PbNO32 = BaNO32 + PbCl2
CH + F2 = CF4 + HF =>
2 CH + 5 F2 = 2 CF4 + 2 HF
FeS + Fe2(SO4)3 = FeSO4 + S =>
FeS + Fe2(SO4)3 = 3 FeSO4 + S
Fe + Cr(OH)3 = Cr + Fe(OH)2 =>
3 Fe + 2 Cr(OH)3 = 2 Cr + 3 Fe(OH)2
Zn(s) + CuO(s) = ZnO(s) + Cu(s) =>
Zn(s) + CuO(s) = ZnO(s) + Cu(s)
C2H8 + O2 = CO2 + H2O =>
C2H8 + 4 O2 = 2 CO2 + 4 H2O
H3C{-}OH + Cr2O7{-2} + H{+} = H2CO + Cr{+3} + H2O =>
3 H3C{-}OH + 2 Cr2O7{-2} + 19 H{+} = 3 H2CO + 4 Cr{+3} + 11 H2O
Mg(OH)2 + CuCl2 = MgCl2 + Cu(OH)2 =>
Mg(OH)2 + CuCl2 = MgCl2 + Cu(OH)2
KClO3 + S + C = K2S + CO2 + Cl =>
2 KClO3 + S + 3 C = K2S + 3 CO2 + 2 Cl
C7H5O3 + CH3OH = C8H8O3 + H2O =>
14 C7H5O3 + 22 CH3OH = 15 C8H8O3 + 19 H2O
KBr + Cl2 = KCl + Br2 =>
2 KBr + Cl2 = 2 KCl + Br2
NiS + O2 + HCl = NiCl2 + H2SO4 =>
NiS + 2 O2 + 2 HCl = NiCl2 + H2SO4
CaCl2 + H2O = CaO + HCl =>
CaCl2 + H2O = CaO + 2 HCl
BaCO3 + H2O = Ba(OH)2 + CO2 =>
BaCO3 + H2O = Ba(OH)2 + CO2
Fe + HC1 = FeC1 + H2 =>
2 Fe + 2 HC1 = 2 FeC1 + H2
CH3CHOHCH3 + O = CO2 + H2O =>
CH3CHOHCH3 + 9 O = 3 CO2 + 4 H2O
Na2SO4 + HBr = NaBr + H2SO4 =>
Na2SO4 + 2 HBr = 2 NaBr + H2SO4
C3H7Br + Na + CH3Br = NaBr + C4H10 =>
C3H7Br + 2 Na + CH3Br = 2 NaBr + C4H10
K + Al(OH)3 = KOH + Al =>
3 K + Al(OH)3 = 3 KOH + Al
Na2SO4 + HBr = NaBr + H2SO4 =>
Na2SO4 + 2 HBr = 2 NaBr + H2SO4
Cu2S + NH3 = Cu + H + NS =>
Cu2S + NH3 = 2 Cu + 3 H + NS
CO + H2 = C8H18 + H2O =>
8 CO + 17 H2 = C8H18 + 8 H2O
BaCl2 + K4Fe(CN)6 = Ba4[Fe(CN)6]2 + KCl =>
4 BaCl2 + 2 K4Fe(CN)6 = Ba4[Fe(CN)6]2 + 8 KCl
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
K + Ne = KNe =>
K + Ne = KNe
HNO3 + CrCO3 = H2CO3 + Cr(NO3)2 =>
2 HNO3 + CrCO3 = H2CO3 + Cr(NO3)2
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
Cr(OH)2 + HNO3 = Cr(NO3)3 + H2O + NO2 =>
Cr(OH)2 + 4 HNO3 = Cr(NO3)3 + 3 H2O + NO2
Cr(OH)3 + H2SO4 = Cr2(SO4)3 + H2O =>
2 Cr(OH)3 + 3 H2SO4 = Cr2(SO4)3 + 6 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
(NH4)2SO4(s) + NaOH = NH3(g) + Na2SO4(aq) + H2O(l) =>
(NH4)2SO4(s) + 2 NaOH = 2 NH3(g) + Na2SO4(aq) + 2 H2O(l)
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Mg2 + Br = MgBr2 =>
Mg2 + 4 Br = 2 MgBr2
C2H4 + Br = C2H4Br =>
C2H4 + Br = C2H4Br
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CsOH + SO2 = Cs2SO3 + H2O =>
2 CsOH + SO2 = Cs2SO3 + H2O
BaCl2 + H2O = BaOH + H2 + Cl2 =>
2 BaCl2 + 2 H2O = 2 BaOH + H2 + 2 Cl2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Na2Cr2O7 + Ca(NO3)2 = NaNO3 + CaCr2O7 =>
Na2Cr2O7 + Ca(NO3)2 = 2 NaNO3 + CaCr2O7
Al(OH)3 + HCIO4 = Al(CIO4)3 + H2O =>
Al(OH)3 + 3 HCIO4 = Al(CIO4)3 + 3 H2O
Cu(NO3)2 + Na2S = CuS + (NO3)2 + Na =>
Cu(NO3)2 + Na2S = CuS + (NO3)2 + 2 Na
KHSO4 + KMnO4 + NaHSO3 = MnSO4 + K2SO4 + Na2SO4 + H2O =>
2 KHSO4 + 4 KMnO4 + 10 NaHSO3 = 4 MnSO4 + 3 K2SO4 + 5 Na2SO4 + 6 H2O
Zn + NO2 = ZnO + N2 =>
4 Zn + 2 NO2 = 4 ZnO + N2
Ni(OH)2 + H2SO4 = (NiOH)2SO4 + H2O =>
2 Ni(OH)2 + H2SO4 = (NiOH)2SO4 + 2 H2O
LiHSO4 + LiOH = Li2SO4 + H2O =>
LiHSO4 + LiOH = Li2SO4 + H2O
CdS(s) + O2(g) = CdSO4 =>
CdS(s) + 2 O2(g) = CdSO4
Na2SO3 + HBr = SO2 + NaBr + H2O =>
Na2SO3 + 2 HBr = SO2 + 2 NaBr + H2O
Na(s) + Br(g) = NaBr =>
Na(s) + Br(g) = NaBr
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/26/24
Équations équilibrées sur11/25/23
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