| Équations équilibrées la veille |
Mg + NO2 = MgNO2
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
Cr(NO3)2 + Ag = Ag(NO3) + Cr =>
Cr(NO3)2 + 2 Ag = 2 Ag(NO3) + Cr
B(OH)3(s) = B2O3(s) + H2O(g) =>
2 B(OH)3(s) = B2O3(s) + 3 H2O(g)
MnO + O2 = MnO2 =>
2 MnO + O2 = 2 MnO2
Sr(NO3)2 + Na2S = Sr2S + Na(NO3)2 =>
2 Sr(NO3)2 + Na2S = Sr2S + 2 Na(NO3)2
KMnO4 + Na2SO3 + NaOH = K2MnO4 + Na2SO4 + Na2MnO4 + H2O =>
2 KMnO4 + Na2SO3 + 2 NaOH = K2MnO4 + Na2SO4 + Na2MnO4 + H2O
MgO + (CO2) = MgCO3 =>
MgO + (CO2) = MgCO3
Al2O3 + C = Al2O + CO =>
Al2O3 + 2 C = Al2O + 2 CO
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
BeCl2 + H2O = BeOH2 + Cl =>
BeCl2 + H2O = BeOH2 + 2 Cl
CuCl2 + F = CuF + Cl2 =>
CuCl2 + F = CuF + Cl2
FeCl2 + K4[Fe(CN)6] = KCl + K2Fe(CN)6 + Fe =>
FeCl2 + K4[Fe(CN)6] = 2 KCl + K2Fe(CN)6 + Fe
CH3CH2CH2CH2OH + KMnO4 = CH3CH2CH2COOH + MnO2 + KOH + H2O =>
3 CH3CH2CH2CH2OH + 4 KMnO4 = 3 CH3CH2CH2COOH + 4 MnO2 + 4 KOH + H2O
HClO4 = ClO4 + H =>
HClO4 = ClO4 + H
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
KH2O = KOHH =>
KH2O = KOHH
K4FeCN6 + CuSO4 = Cu2FeCN6 + K2SO4 =>
K4FeCN6 + 2 CuSO4 = Cu2FeCN6 + 2 K2SO4
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
MgCl2 + Na2SO4 = NaCl + Mg2(SO4)2 =>
2 MgCl2 + 2 Na2SO4 = 4 NaCl + Mg2(SO4)2
HF + Na = H2 + NaF =>
2 HF + 2 Na = H2 + 2 NaF
Cr(C2H3O2)3 + (NH4)2CO3 = Cr2(CO3)3 + NH4C2H3O2 =>
2 Cr(C2H3O2)3 + 3(NH4)2CO3 = Cr2(CO3)3 + 6 NH4C2H3O2
BaO + Na2O = BaNa2O2 =>
BaO + Na2O = BaNa2O2
Na + NaOH + CuSO4 = Na2SO4 + CuOH =>
Na + NaOH + CuSO4 = Na2SO4 + CuOH
Fe(SO4) + Al(NO3)3 = Al2(SO4)3 + Fe(NO3)2 =>
3 Fe(SO4) + 2 Al(NO3)3 = Al2(SO4)3 + 3 Fe(NO3)2
HNO3(aq) + CaSO3(s) = Ca(NO3)2(aq) + SO2(g) + H2O(l) =>
2 HNO3(aq) + CaSO3(s) = Ca(NO3)2(aq) + SO2(g) + H2O(l)
Fe3(PO4)2 + Ag2O = FeO + Ag3PO4 =>
Fe3(PO4)2 + 3 Ag2O = 3 FeO + 2 Ag3PO4
C6H4CH3NO2 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + C6H4COOHNO2 =>
5 C6H4CH3NO2 + 6 KMnO4 + 9 H2SO4 = 3 K2SO4 + 6 MnSO4 + 14 H2O + 5 C6H4COOHNO2
Bi2O3 + KCN = Bi + KCNO =>
Bi2O3 + 3 KCN = 2 Bi + 3 KCNO
Al4C3 + O2 = AlO + CO =>
2 Al4C3 + 7 O2 = 8 AlO + 6 CO
CaN + NaS = CaS + NaN(doubledisplacement) =>
CaN + NaS = CaS + NaN(doubledisplacement)
SO3 + FeO = FeSO4 =>
SO3 + FeO = FeSO4
C2H6 + Cl2 = (hv)C2H5Cl + HCl =>
C2H6 + Cl2 = (hv)C2H5Cl + HCl
HCHO2 + OH = CHO2 + H2O =>
HCHO2 + OH = CHO2 + H2O
NaCl + AgNO3 = NaNO3 + AgCl =>
NaCl + AgNO3 = NaNO3 + AgCl
K4FeCN6 + CuSO4 = Cu2FeCN6 + K2SO4 =>
K4FeCN6 + 2 CuSO4 = Cu2FeCN6 + 2 K2SO4
HY = H2Y2 =>
2 HY = H2Y2
C9H13NO3 + O2 = CO2 + H2O + N2 =>
4 C9H13NO3 + 43 O2 = 36 CO2 + 26 H2O + 2 N2
Ga + O2 = GaO =>
2 Ga + O2 = 2 GaO
Au + Pb(NO3)2 = Pb2 + Au(NO3) =>
4 Au + 2 Pb(NO3)2 = Pb2 + 4 Au(NO3)
Ga + O2 = GaO =>
2 Ga + O2 = 2 GaO
Al + K2Cr2O7 = KAlO2 + Cr + Al2O3 =>
4 Al + K2Cr2O7 = 2 KAlO2 + 2 Cr + Al2O3
FeBr3 + KOH = Fe(OH)Br2 + KBr =>
FeBr3 + KOH = Fe(OH)Br2 + KBr
C3H7OH + CH3OH = C3H11COOH =>
C3H7OH + CH3OH = C3H11COOH
FeCl3 + K4[Fe(CN)6] = KCl + FeK[Fe(CN)6] =>
FeCl3 + K4[Fe(CN)6] = 3 KCl + FeK[Fe(CN)6]
C6H12O6 + AgNO3 + NH4OH = C6H12O7 + NH4NO4 + Ag =>
2 C6H12O6 + 6 AgNO3 + 4 NH4OH = 2 C6H12O7 + 5 NH4NO4 + 6 Ag
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
Na2O + C = CO + Na =>
Na2O + C = CO + 2 Na
Cr207 + KCO3 + O2 = K2CrO4 + CO3 =>
Cr207 + 414 KCO3 + 414 O2 = 207 K2CrO4 + 414 CO3
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Équations équilibrées sur10/22/24
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