| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Ca + O2 = 2 CaO
Fe + CH4N2S + NaOH = NaOHFeS + CH4N2 =>
Fe + CH4N2S + NaOH = NaOHFeS + CH4N2
KMnO4 + C3H5(OH)3 = K2CO3 + Mn2O3 + CO2 + H2O =>
14 KMnO4 + 4 C3H5(OH)3 = 7 K2CO3 + 7 Mn2O3 + 5 CO2 + 16 H2O
H2C3 = H100 + C99 =>
1650 H2C3 = 33 H100 + 50 C99
RCHO + CuSO4 + NaOH = RCOONa + Cu2O + Na2SO4 + H2O =>
RCHO + 2 CuSO4 + 5 NaOH = RCOONa + Cu2O + 2 Na2SO4 + 3 H2O
Ca(OH)2 + CH3COOH = Ca(CH2COOH)2 + H2O =>
Ca(OH)2 + 2 CH3COOH = Ca(CH2COOH)2 + 2 H2O
Na2ZnO2 + HBr = NaBr + Zn(OH)2 =>
Na2ZnO2 + 2 HBr = 2 NaBr + Zn(OH)2
CO = C + CO2 =>
2 CO = C + CO2
Zn{+2} + OH{-} = Zn(OH)2 =>
Zn{+2} + 2 OH{-} = Zn(OH)2
Ka(OH) + CO2 = KaHCO3 =>
Ka(OH) + CO2 = KaHCO3
Na3AsO4 + KI = Na3AsO3 + I2 + K2O =>
Na3AsO4 + 2 KI = Na3AsO3 + I2 + K2O
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
H6V10O28 + NaOH = Na3VO4 + H2O =>
H6V10O28 + 30 NaOH = 10 Na3VO4 + 18 H2O
Zn + CH3COOH = Zn(CHCOOH) + H2 =>
Zn + CH3COOH = Zn(CHCOOH) + H2
Cr + HSO = Cr(SO) + H =>
Cr + HSO = Cr(SO) + H
NaClO + H2SO4 = Cl2 + Na2SO4 + H2O + O =>
2 NaClO + H2SO4 = Cl2 + Na2SO4 + H2O + O
Mg(C2H3O2)2 + Li3PO4(aq) = LiC2H3O2(aq) + Mg3(PO4)2(s) =>
3 Mg(C2H3O2)2 + 2 Li3PO4(aq) = 6 LiC2H3O2(aq) + Mg3(PO4)2(s)
Cu2 + SnCl = CuCl + Sn2 =>
Cu2 + 2 SnCl = 2 CuCl + Sn2
K3PO4 + Cr(NO3)3 = K3(NO3)3 + Cr(PO4) =>
K3PO4 + Cr(NO3)3 = K3(NO3)3 + Cr(PO4)
AI + Fe2O3 = Fe2 + AIO3 =>
AI + Fe2O3 = Fe2 + AIO3
NaCl + KClO4 = NaClO4 + KCl =>
NaCl + KClO4 = NaClO4 + KCl
H2O + Fe = Fe2O3 + H2 =>
3 H2O + 2 Fe = Fe2O3 + 3 H2
H2O2(l) + N2H4(g) = HNO3(aq) + H2O(l) =>
7 H2O2(l) + N2H4(g) = 2 HNO3(aq) + 8 H2O(l)
KMnO4 + KI + H2SO4 = I2 + K2SO4 + MnSO4 + H2O =>
2 KMnO4 + 10 KI + 8 H2SO4 = 5 I2 + 6 K2SO4 + 2 MnSO4 + 8 H2O
H2O + Fe = Fe2O3 + H2 =>
3 H2O + 2 Fe = Fe2O3 + 3 H2
(CoCl2) + (NH4)2S2O8 = NH4Cl + (Co)S2 + O2 =>
(CoCl2) + (NH4)2S2O8 = 2 NH4Cl + (Co)S2 + 4 O2
Mg + As(NO3)3 = As + Mg(NO3)2 =>
3 Mg + 2 As(NO3)3 = 2 As + 3 Mg(NO3)2
H2O + Fe = Fe2O3 + H2 =>
3 H2O + 2 Fe = Fe2O3 + 3 H2
NaOH(aq) + Fe(NO3)2(aq) = Fe(OH)2(s) + Na(NO3)(aq) =>
2 NaOH(aq) + Fe(NO3)2(aq) = Fe(OH)2(s) + 2 Na(NO3)(aq)
CH3OH + H2SO4 = H2O + CH4SO4 =>
CH3OH + H2SO4 = H2O + CH4SO4
KOH(aq) + CuSO4(aq) = Cu(OH)(s) + KSO4(aq) =>
KOH(aq) + CuSO4(aq) = Cu(OH)(s) + KSO4(aq)
Fe2O3 = Fe + O2 =>
2 Fe2O3 = 4 Fe + 3 O2
AsS3 + NaNO3 + Na2CO3 = Na3AsO4 + Na2SO4 + NaNO2 + CO2 =>
2 AsS3 + 23 NaNO3 + 9 Na2CO3 = 2 Na3AsO4 + 6 Na2SO4 + 23 NaNO2 + 9 CO2
KBr = Br2 + K =>
2 KBr = Br2 + 2 K
Zn + Fe(OH)2 = Fe + Zn(OH)2 =>
Zn + Fe(OH)2 = Fe + Zn(OH)2
C6H5CHCl2 + KOH = C6H5CH(OH)2 + KCl =>
C6H5CHCl2 + 2 KOH = C6H5CH(OH)2 + 2 KCl
CH3CHO(ac) + O2(g) = CO2(g) + H2O(l) =>
2 CH3CHO(ac) + 5 O2(g) = 4 CO2(g) + 4 H2O(l)
CuO + AsH3 = CuAs + H2O + H2 =>
2 CuO + 2 AsH3 = 2 CuAs + 2 H2O + H2
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
Ga + Br2 = GaBr3 =>
2 Ga + 3 Br2 = 2 GaBr3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Ag2O + N2H4 = Ag + N2 + H2O =>
2 Ag2O + N2H4 = 4 Ag + N2 + 2 H2O
Zn + MnO2 + H2O = Zn(OH)2 + Mn2O3 =>
Zn + 2 MnO2 + H2O = Zn(OH)2 + Mn2O3
C10H20O + H2O = C10O2 + H22 =>
C10H20O + H2O = C10O2 + H22
[Cr(N2H4CO)6]4[Cr(CN)6]3 + KMnO4 + H2SO4 = K2Cr2O7 + MnSO4 + CO2 + KNO3 + K2CO3 + H2O =>
10[Cr(N2H4CO)6]4[Cr(CN)6]3 + 1176 KMnO4 + 1176 H2SO4 = 35 K2Cr2O7 + 1176 MnSO4 + 197 CO2 + 660 KNO3 + 223 K2CO3 + 1656 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
(C6H5)4O7P2 + H2O = (C6H5)2O4H1P1 =>
(C6H5)4O7P2 + H2O = 2(C6H5)2O4H1P1
NaNo3 + H2SO4 = NaSO4 + H2No3 =>
NaNo3 + H2SO4 = NaSO4 + H2No3
Fe2(SO4)3 + KI = FeI2 + I2 + K2SO4 =>
Fe2(SO4)3 + 6 KI = 2 FeI2 + I2 + 3 K2SO4
K + HCO4 = KHCO4 =>
K + HCO4 = KHCO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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