| Équations équilibrées la veille |
AgNO3 + Na2CrO4 = AgCrO4 + NO3(Na)2
BaO(s) + N2(g) + O2(g) = Ba2NO3(aq) =>
4 BaO(s) + N2(g) + O2(g) = 2 Ba2NO3(aq)
KBr + Pb(NO3)2 = KNO3 + PbBr2 =>
2 KBr + Pb(NO3)2 = 2 KNO3 + PbBr2
C2H3COOH + Br2 = HBr + C2H3COOBr =>
C2H3COOH + Br2 = HBr + C2H3COOBr
Cd(aq) + CN(aq) = Cd(CN)4(aq) =>
Cd(aq) + 4 CN(aq) = Cd(CN)4(aq)
OF2 + H2O = O2 + HF =>
OF2 + H2O = O2 + 2 HF
CdCl2 + NaAc = CdAc + Cl2Na =>
CdCl2 + NaAc = CdAc + Cl2Na
MnO2 + HCl + KCl = K2MnCl6 + H2O =>
MnO2 + 4 HCl + 2 KCl = K2MnCl6 + 2 H2O
KMnO4 + KNO2 = MnO2 + NO2 + KO =>
KMnO4 + KNO2 = MnO2 + NO2 + 2 KO
Al + Cr2O3 = AlO3 + Cr =>
Al + Cr2O3 = AlO3 + 2 Cr
C6H6N6 + N2 + NH3 = CH5N3 =>
C6H6N6 + 2 N2 + 8 NH3 = 6 CH5N3
Cu + SO3 = Cu(SO3)2 =>
Cu + 2 SO3 = Cu(SO3)2
CrO2F2 + SiO2 = CrO3 + SiF4 =>
2 CrO2F2 + SiO2 = 2 CrO3 + SiF4
K2CO3 + CrBr3 = Cr2(CO3)3 + KBr =>
3 K2CO3 + 2 CrBr3 = Cr2(CO3)3 + 6 KBr
C(s) + H2(g) + O2(g) = HCH3CO2 =>
2 C(s) + 2 H2(g) + O2(g) = HCH3CO2
H2O + S{2-}] + MnO4[{-}] = S + MnO(oh)2 + OH[{-}] =>
4 H2O + 3 S{2-}] + 2 MnO4[{-}] = 3 S + 2 MnO(oh)2 + 8 OH[{-}]
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Na2SiF6(s) + Na(s) = Si(s) + NaF =>
Na2SiF6(s) + 4 Na(s) = Si(s) + 6 NaF
Sn + HBr = BrSn + H =>
Sn + HBr = BrSn + H
Al2(SO4)3 = Al2O3 + SO3 =>
Al2(SO4)3 = Al2O3 + 3 SO3
Cu(HO)2 + H4P2O7 = Cu2P2O7 + H2O =>
2 Cu(HO)2 + H4P2O7 = Cu2P2O7 + 4 H2O
LiOH + HBr = LiBr + H2O =>
LiOH + HBr = LiBr + H2O
K3PO4 + MgCl2 = Mg3(PO4)2 + KCl =>
2 K3PO4 + 3 MgCl2 = Mg3(PO4)2 + 6 KCl
C2H5OH + NaOH + I2 = CH3I + H2O + HCOONa =>
5 C2H5OH + 2 NaOH + 4 I2 = 8 CH3I + 3 H2O + 2 HCOONa
K2Cr2O7 + H2SO4 + C2H3OH = Cr2(SO4)3 + K2(SO4) + CH3COOH + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 C2H3OH = Cr2(SO4)3 + K2(SO4) + 3 CH3COOH + 4 H2O
Al(NO3)3 + (NaOH)3 = Al(OH)3 + NaNO3 =>
Al(NO3)3 + (NaOH)3 = Al(OH)3 + 3 NaNO3
FeCH4 + O2 = CO2 + H2O + Fe(OH)3 =>
4 FeCH4 + 11 O2 = 4 CO2 + 2 H2O + 4 Fe(OH)3
Cu2Cl = Cu + Cl2 =>
2 Cu2Cl = 4 Cu + Cl2
Na2S + SnCl2 = SnS + NaCl =>
Na2S + SnCl2 = SnS + 2 NaCl
H2O2 + SO2 = H2SO4 =>
H2O2 + SO2 = H2SO4
[Co(NH3)6] + O2 + H2O = Co(OH)3 + NH3 =>
4[Co(NH3)6] + 3 O2 + 6 H2O = 4 Co(OH)3 + 24 NH3
[Fe(SCN)]Cl2 + NH4F + H2O = [FeF5(H2O)](NH4)2 + NH4Cl + NH4(SCN) =>
[Fe(SCN)]Cl2 + 5 NH4F + H2O = [FeF5(H2O)](NH4)2 + 2 NH4Cl + NH4(SCN)
S + Mo35Ni65 = MoS2 + NiS2 =>
200 S + Mo35Ni65 = 35 MoS2 + 65 NiS2
K2S(aq) + BaCl2(aq) = BaS(s) + KCl(aq) =>
K2S(aq) + BaCl2(aq) = BaS(s) + 2 KCl(aq)
BF3 + H2O = B2O3 + HF =>
2 BF3 + 3 H2O = B2O3 + 6 HF
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
NF3 = N2 + F2 =>
2 NF3 = N2 + 3 F2
Li + AlCl3 = LiCl3 + Al =>
Li + AlCl3 = LiCl3 + Al
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
(NH4)2Se + HI = NH4I + H2Se =>
(NH4)2Se + 2 HI = 2 NH4I + H2Se
C2H5OH + C2H2O4 + CH4N2O = C56H103N9O39 + H2O =>
341 C2H5OH + 174 C2H2O4 + 90 CH4N2O = 20 C56H103N9O39 + 347 H2O
Ni(NO3)2 + KCN = Ni(CN)2 + KNO3 =>
Ni(NO3)2 + 2 KCN = Ni(CN)2 + 2 KNO3
C2H5OH + MnO4{-} + H{+} = Mn{+2} + H2O + CH3COOH =>
5 C2H5OH + 4 MnO4{-} + 12 H{+} = 4 Mn{+2} + 11 H2O + 5 CH3COOH
Pb(AcO)2 + H2Y = PbY + HAcO =>
Pb(AcO)2 + H2Y = PbY + 2 HAcO
C6H6 + KMnO4 + H2SO4 = C7H6O2 + MnSO4 + K2SO4 + H2O =>
7 C6H6 + 6 KMnO4 + 9 H2SO4 = 6 C7H6O2 + 6 MnSO4 + 3 K2SO4 + 12 H2O
NH4Cr2O7 + K + HCl = K2Cr2O7 + NH5Cl =>
NH4Cr2O7 + 2 K + HCl = K2Cr2O7 + NH5Cl
AsCl3(l) + H2O(l) = As(OH)3 + HCl =>
AsCl3(l) + 3 H2O(l) = As(OH)3 + 3 HCl
Na2SiO4 + PbS + C = Si + Pb + Na2S + CO =>
Na2SiO4 + PbS + 4 C = Si + Pb + Na2S + 4 CO
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Mg(H2PO4)2 = Mg3(PO4)2 + H2O + P2O5 =>
3 Mg(H2PO4)2 = Mg3(PO4)2 + 6 H2O + 2 P2O5
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Équations équilibrées sur01/05/25
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