| Équations équilibrées la veille |
Na2CO3 + 4 CH3OOH = 2 NaC2H3O2 + 5 H2O + CO2
Na2CrO4 + HCl = NaCl + CrCl3 + H2O + Cl2 =>
2 Na2CrO4 + 16 HCl = 4 NaCl + 2 CrCl3 + 8 H2O + 3 Cl2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Ag{+2} + S = Ag + S{+8} =>
4 Ag{+2} + S = 4 Ag + S{+8}
BF3 + LiSO3 = B2 + (SO3)3 + LiF =>
2 BF3 + 6 LiSO3 = B2 + 2(SO3)3 + 6 LiF
Ag2S = Ag + S8 =>
8 Ag2S = 16 Ag + S8
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
Al2O3 + BaO = Ba(AlO2)2 =>
Al2O3 + BaO = Ba(AlO2)2
(H)2(N)2 = (NH)3 =>
3(H)2(N)2 = 2(NH)3
Ca(OH)2 + HBr = CaBr2 + H2O =>
Ca(OH)2 + 2 HBr = CaBr2 + 2 H2O
H2SO4 + B(OH)3 = B2(SO4)3 + H2O =>
3 H2SO4 + 2 B(OH)3 = B2(SO4)3 + 6 H2O
Ag2S = Ag + S8 =>
8 Ag2S = 16 Ag + S8
H2SO4(ag) + NaOH(ag) = Na2SO4(ag) + H2O(l) =>
H2SO4(ag) + 2 NaOH(ag) = Na2SO4(ag) + 2 H2O(l)
H2O2 = H2 + O2 =>
H2O2 = H2 + O2
Al2S3 + Fe(OH)2 = Al(OH)3 + FeS =>
Al2S3 + 3 Fe(OH)2 = 2 Al(OH)3 + 3 FeS
Zn + BrO4{-} + OH{-} + H2O = Zn(OH)4{-2} + Br{-} =>
4 Zn + BrO4{-} + 8 OH{-} + 4 H2O = 4 Zn(OH)4{-2} + Br{-}
NaCl + MnCl2 = Na2MnCl4 =>
2 NaCl + MnCl2 = Na2MnCl4
AgNO3 + FeCl3 = AgCl(s) + Fe(NO3)3 =>
3 AgNO3 + FeCl3 = 3 AgCl(s) + Fe(NO3)3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CrO3 = Cr2O3 + O2 =>
4 CrO3 = 2 Cr2O3 + 3 O2
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
H2CCH2OH + O2 = CO2 + H2O =>
4 H2CCH2OH + 11 O2 = 8 CO2 + 10 H2O
CO2 + H2O = O2 + CH12O6 =>
CO2 + 6 H2O = O2 + CH12O6
H2CO3 + Cu(OH)2 = [Cu(OH)]2CO3 + H2O =>
H2CO3 + 2 Cu(OH)2 = [Cu(OH)]2CO3 + 2 H2O
CH3CCH + K2Cr2O7 + H2SO4 = CH3CH2COOH + K2SO4 + Cr2(SO4)3 + H2O =>
3 CH3CCH + K2Cr2O7 + 4 H2SO4 = 3 CH3CH2COOH + K2SO4 + Cr2(SO4)3 + H2O
CH4 + O2N2 = CO2 + H2O + N2 =>
CH4 + 2 O2N2 = CO2 + 2 H2O + 2 N2
CH3OH + CO = CH3COOH =>
CH3OH + CO = CH3COOH
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
Ba(OH)2(s) + NH4SCN(s) = Ba(SCN)2(s) + H2O(l) + NH3(g) =>
Ba(OH)2(s) + 2 NH4SCN(s) = Ba(SCN)2(s) + 2 H2O(l) + 2 NH3(g)
NaNO2 + KMnO4 = NaO2 + MnO2 + KNO2 =>
NaNO2 + KMnO4 = NaO2 + MnO2 + KNO2
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
H2(g) + N2(g) + C(g) = HCN(g) =>
H2(g) + N2(g) + 2 C(g) = 2 HCN(g)
Mg + CuCl2 = MgCl2 + Cu2 =>
2 Mg + 2 CuCl2 = 2 MgCl2 + Cu2
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
NaOH(aq) + H2SO4(aq) = Na2SO4 + H2O =>
2 NaOH(aq) + H2SO4(aq) = Na2SO4 + 2 H2O
H3PO4 + KSO4 = K3PO4 + HSO4 =>
H3PO4 + 3 KSO4 = K3PO4 + 3 HSO4
Cl2 + KOH = KCl + KClO + H2O =>
Cl2 + 2 KOH = KCl + KClO + H2O
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Cu(NO3)2 + HOH + NH3 = Cu(OH)2 + NH4NO3 =>
Cu(NO3)2 + 2 HOH + 2 NH3 = Cu(OH)2 + 2 NH4NO3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
K2Cr2O7 + H2SO4 + (FeSO4) = Cr2(SO4)3 + K2SO4 + H2O + Fe2(SO4)3 =>
K2Cr2O7 + 7 H2SO4 + 6(FeSO4) = Cr2(SO4)3 + K2SO4 + 7 H2O + 3 Fe2(SO4)3
Ca(OH)2 + HC2H3O2 = H2O + CaC2H3O2 + CO2 =>
8 Ca(OH)2 + 9 HC2H3O2 = 14 H2O + 8 CaC2H3O2 + 2 CO2
C3H7COOHC3H7OH = C3H7COOC3H7H2O =>
C3H7COOHC3H7OH = C3H7COOC3H7H2O
Ag2O + Na = NaO + Ag =>
Ag2O + Na = NaO + 2 Ag
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
Cu + (HNO3)4 = Cu(NO3)2 + NO2 + H2O =>
Cu + (HNO3)4 = Cu(NO3)2 + 2 NO2 + 2 H2O
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Équations équilibrées sur10/20/24
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