| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 N2 + O2 = 2 N2O
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
Cl2(g) + KBr(ac) = KCl(cs) + Br2(l) =>
Cl2(g) + 2 KBr(ac) = 2 KCl(cs) + Br2(l)
CH3COOH + MgOH2 = H2O + C2Mg =>
CH3COOH + MgOH2 = 3 H2O + C2Mg
Ca(NO3)2 + K2CO3 = CaCO3 + KNO3 =>
Ca(NO3)2 + K2CO3 = CaCO3 + 2 KNO3
CaSO4 + NaOH = Na2SO4 + CaO2H2 =>
CaSO4 + 2 NaOH = Na2SO4 + CaO2H2
LiHSO4 + Ba(NO3)2 = LiNO3 + Ba(HSO4)2 =>
2 LiHSO4 + Ba(NO3)2 = 2 LiNO3 + Ba(HSO4)2
CH3CH2OH + CH3COOH = CH3COOCH2CH3 + H2O =>
CH3CH2OH + CH3COOH = CH3COOCH2CH3 + H2O
KCl + Zn3(Po4)2 = ZnCl2 + K3Po4 =>
6 KCl + Zn3(Po4)2 = 3 ZnCl2 + 2 K3Po4
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
ONaHCO3(s) + HC2H3O2(aq) = H2O + CO2(g) + NaC2H3O2(aq) =>
4 ONaHCO3(s) + 5 HC2H3O2(aq) = 6 H2O + 6 CO2(g) + 4 NaC2H3O2(aq)
NaCl + H3AsO3 = HCl + Na3AsO3 =>
3 NaCl + H3AsO3 = 3 HCl + Na3AsO3
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
Na2CO3 = Na2O + CO2 =>
Na2CO3 = Na2O + CO2
SiCl4 = Si + Cl2 =>
SiCl4 = Si + 2 Cl2
Rb + S2 = Rb2S =>
4 Rb + S2 = 2 Rb2S
((CH2)2SiO)5 + O2 = SiO2 + CO2 + H2O =>
2((CH2)2SiO)5 + 35 O2 = 10 SiO2 + 20 CO2 + 20 H2O
V2O5 + HCl = VOCl3 + H2O =>
V2O5 + 6 HCl = 2 VOCl3 + 3 H2O
Cr(NO3)3 + AgNO3 + KOH = K2CrO4 + Ag + H2O + KNO3 =>
Cr(NO3)3 + 3 AgNO3 + 8 KOH = K2CrO4 + 3 Ag + 4 H2O + 6 KNO3
C6H7N + C4O3H6 = C8NOH9 + C2O2H4 =>
C6H7N + C4O3H6 = C8NOH9 + C2O2H4
C2H5OH + K2Cr2O7 = CH3COOH + K + Cr + H2O =>
7 C2H5OH + 2 K2Cr2O7 = 7 CH3COOH + 4 K + 4 Cr + 7 H2O
AgNO3 + ZnCl2 = AgCl + Zn(NO3)2 =>
2 AgNO3 + ZnCl2 = 2 AgCl + Zn(NO3)2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
CaO2 = Ca + O2 =>
CaO2 = Ca + O2
SiH4 + NaOH = NaSiH3 + H2O =>
SiH4 + NaOH = NaSiH3 + H2O
Cu3(PO4)2 + CaCl2 = CuCl2 + Ca3(PO4)2 =>
Cu3(PO4)2 + 3 CaCl2 = 3 CuCl2 + Ca3(PO4)2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Fe2O3 + C = Fe(s) + CO2(g) =>
2 Fe2O3 + 3 C = 4 Fe(s) + 3 CO2(g)
Fe(OH)2 + SO2 = FeSO3 + H2O =>
Fe(OH)2 + SO2 = FeSO3 + H2O
C13H28 + O2 = CO2 + H2O =>
C13H28 + 20 O2 = 13 CO2 + 14 H2O
NiS + HCl + HNO2 = NiCl + NO + S + H2O =>
NiS + HCl + HNO2 = NiCl + NO + S + H2O
CH3CH2CH2CH2Br + KOH = CH3CH2CHCH2 + KBr + H2O =>
CH3CH2CH2CH2Br + KOH = CH3CH2CHCH2 + KBr + H2O
Sn(C2O4)2 + CrS3 = Cr(C2O4)3 + SnS2 =>
3 Sn(C2O4)2 + 2 CrS3 = 2 Cr(C2O4)3 + 3 SnS2
C2H3Cl + Cl2 = C2H2Cl + HCl =>
2 C2H3Cl + Cl2 = 2 C2H2Cl + 2 HCl
KCl + Pb(C2H3O2)2 = KC2H3O2 + PbCl2 =>
2 KCl + Pb(C2H3O2)2 = 2 KC2H3O2 + PbCl2
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
KClO4 + C2H6O = H2O + CO2 + KCl =>
3 KClO4 + 2 C2H6O = 6 H2O + 4 CO2 + 3 KCl
Mn2O7 + H2O = HMnO4 =>
Mn2O7 + H2O = 2 HMnO4
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
NH4OH + H3PO4 = N3H12PO4 + H2O =>
3 NH4OH + H3PO4 = N3H12PO4 + 3 H2O
VOSO4 + KMnO4 + H2O = V2O5 + MnSO4 + H2SO4 + K2SO4 =>
10 VOSO4 + 2 KMnO4 + 7 H2O = 5 V2O5 + 2 MnSO4 + 7 H2SO4 + K2SO4
NaOH + FeBr3 = NaBr + Fe(OH)3 =>
3 NaOH + FeBr3 = 3 NaBr + Fe(OH)3
CrCO3 + HCl = CrCl2 + CO2 + H2O =>
CrCO3 + 2 HCl = CrCl2 + CO2 + H2O
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
Fe(CN)6 + OH = H2O + CO2 + Fe + N =>
Fe(CN)6 + 24 OH = 12 H2O + 6 CO2 + Fe + 6 N
Fe + O2 = Fe(Fe2O3)3 =>
14 Fe + 9 O2 = 2 Fe(Fe2O3)3
AgNO3 + Na2CrO4 = Ag2CrO4 + NaNO3 =>
2 AgNO3 + Na2CrO4 = Ag2CrO4 + 2 NaNO3
(NH4)2CrO4 + Pb(C2H3O2)2 = PbCrO4 + NH4C2H3O2 =>
(NH4)2CrO4 + Pb(C2H3O2)2 = PbCrO4 + 2 NH4C2H3O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/31/24
Équations équilibrées sur01/30/24
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