| Équations équilibrées la veille | Équations équilibrées le lendemain |
9 CH3COOH + 8 Na2CO3 = 10 CO2 + 6 H2O + 8 Na2CH3CO2
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
CH2 + H2O + NaOH = Na2CO3 + H3O =>
CH2 + 7 H2O + 2 NaOH = Na2CO3 + 6 H3O
CH3CH2CONHCH3 + HCl = CH3CH2COCl + H2NCH3 =>
CH3CH2CONHCH3 + HCl = CH3CH2COCl + H2NCH3
SnCl2(aq) + Co(s) = Sn + CoCl =>
SnCl2(aq) + 2 Co(s) = Sn + 2 CoCl
CuO + CH{4} = Cu + H{+2}O + CO{+2} =>
CuO + CH{4} = Cu + H{+2}O + CO{+2}
H2SO4 + Cd(OH)2 = CdSO4 + H2O =>
H2SO4 + Cd(OH)2 = CdSO4 + 2 H2O
Ce(OH)3 + O2 + H2O = Ce(OH)4 =>
4 Ce(OH)3 + O2 + 2 H2O = 4 Ce(OH)4
HBr + HNCl2 = BrNCl2 + NH4Br + HCl =>
3 HBr + 3 HNCl2 = 2 BrNCl2 + NH4Br + 2 HCl
KHCO3(s) + HCl(aq) = H2O(l) + KClCO2(aq) =>
KHCO3(s) + HCl(aq) = H2O(l) + KClCO2(aq)
KOH + Fe(NO3)2 = FeOH + K(NO3)2 =>
KOH + Fe(NO3)2 = FeOH + K(NO3)2
Cr(NO3)2 + KBr = CrBr2 + KNO3 =>
Cr(NO3)2 + 2 KBr = CrBr2 + 2 KNO3
K2PO4 + Ca(NO3)2 = KNO3 + CaPO4 =>
K2PO4 + Ca(NO3)2 = 2 KNO3 + CaPO4
LiCl + F2 = LiF + Cl2 =>
2 LiCl + F2 = 2 LiF + Cl2
WO3 + H2 = W + H2O =>
WO3 + 3 H2 = W + 3 H2O
Pb3O4 + KI + H2SO4 = PbSO4 + K2SO4 + I2 + H2O =>
Pb3O4 + 2 KI + 4 H2SO4 = 3 PbSO4 + K2SO4 + I2 + 4 H2O
Fe4 + Cl22 = FeCl31 =>
11 Fe4 + 62 Cl22 = 44 FeCl31
Al + H2O = Al(OH)3 + H2 =>
2 Al + 6 H2O = 2 Al(OH)3 + 3 H2
Al2O3 + NaOH + H2O = NaAl(OH)4 =>
Al2O3 + 2 NaOH + 3 H2O = 2 NaAl(OH)4
(HNCO)3 + NaOH = H2Na(NCO)3 + H2O =>
(HNCO)3 + NaOH = H2Na(NCO)3 + H2O
MgCl + AgNo3 = Mg(No3)2 + Ag2Cl =>
MgCl + 2 AgNo3 = Mg(No3)2 + Ag2Cl
FeY2 + NO2 = Y2 + Fe(NO3)3 + NO =>
FeY2 + 6 NO2 = Y2 + Fe(NO3)3 + 3 NO
KClO3 = KClO4 + KCl =>
4 KClO3 = 3 KClO4 + KCl
MnO2 + NaI + H2SO4 = NaSO4 + MnSO4 + H2O + I2 =>
2 MnO2 + 2 NaI + 4 H2SO4 = 2 NaSO4 + 2 MnSO4 + 4 H2O + I2
Cu2S2 + O2 = Cu2 + S2O2 =>
Cu2S2 + O2 = Cu2 + S2O2
KCrO2 + NaCIO + KOH = K2CrO4 + NaCI + H2O =>
2 KCrO2 + 3 NaCIO + 2 KOH = 2 K2CrO4 + 3 NaCI + H2O
K(s) + Br2 = KBr =>
2 K(s) + Br2 = 2 KBr
HC1 + Na2CO3 = CO2 + NaC1 + H2O =>
2 HC1 + Na2CO3 = CO2 + 2 NaC1 + H2O
Ni + CrO42{-} + H{+} = Ni2{+} + Cr3{+} + H2O =>
496 Ni + 3 CrO42{-} + 252 H{+} = 248 Ni2{+} + Cr3{+} + 126 H2O
Fe2O3(s) = Fe(s) + O2(g) =>
2 Fe2O3(s) = 4 Fe(s) + 3 O2(g)
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Si2H3 + O2 = SiO2 + H2O =>
4 Si2H3 + 11 O2 = 8 SiO2 + 6 H2O
FeCl3 + HNO3 = Fe(NO3)3 + HCl =>
FeCl3 + 3 HNO3 = Fe(NO3)3 + 3 HCl
KOH + HNO2 = H2O + NO2 + K2 =>
2 KOH + 2 HNO2 = 2 H2O + 2 NO2 + K2
NaBr + H{-}3PO{-}4 = Na{-}3PO{-}4 + HBr =>
NaBr + H{-}3PO{-}4 = Na{-}3PO{-}4 + HBr
KMnO4 + H2SO4 + H2C2O4 = CO2 + K2SO4 + MnSO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 H2C2O4 = 10 CO2 + K2SO4 + 2 MnSO4 + 8 H2O
Fe + Cd(SO4) = Cd + Fe2(SO4)3 =>
2 Fe + 3 Cd(SO4) = 3 Cd + Fe2(SO4)3
Mg + HCl() = MgCl2 + H2 =>
Mg + 2 HCl() = MgCl2 + H2
CuSO4 + NaS = CuS + NaSO4 =>
CuSO4 + NaS = CuS + NaSO4
NaHCO3 + CH3CO2H = CH3COONa + H2CO3 =>
NaHCO3 + CH3CO2H = CH3COONa + H2CO3
C2H5OH + KMnO4 + H2SO4 = CH3COOH + MnSO4 + K2SO4 + H2 =>
8 C2H5OH + 2 KMnO4 + 3 H2SO4 = 8 CH3COOH + 2 MnSO4 + K2SO4 + 11 H2
As2OS + HNO3 = H3AsO4 + NO2 + S + H2O =>
As2OS + 8 HNO3 = 2 H3AsO4 + 8 NO2 + S + H2O
C8H8 + KMnO4 + KOH = C7H5O2K + K2MnO4 + H2O =>
7 C8H8 + 40 KMnO4 + 48 KOH = 8 C7H5O2K + 40 K2MnO4 + 32 H2O
Cd(OH)2 + KOH = K2(Cd(OH)4) =>
Cd(OH)2 + 2 KOH = K2(Cd(OH)4)
Cu(NO3)2 + OH{-} = Cu(OH)2 + NO3{-} =>
Cu(NO3)2 + 2 OH{-} = Cu(OH)2 + 2 NO3{-}
AgCl + NH4OH = Ag(NH3)2{+} + Cl{-} + H2O =>
AgCl + 2 NH4OH = Ag(NH3)2{+} + Cl{-} + 2 H2O
Zn(OH)2 + NH4(NO3) + NH4OH = Zn(NH3)2NO + H2O =>
8 Zn(OH)2 + 3 NH4(NO3) + 18 NH4OH = 8 Zn(NH3)2NO + 35 H2O
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Pb(NO3)2 + KCl = PbCl2 + KNO3 =>
Pb(NO3)2 + 2 KCl = PbCl2 + 2 KNO3
C3H3NaO3 + H2O = C3H2NaO3 + H3O =>
C3H3NaO3 + H2O = C3H2NaO3 + H3O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur05/01/24
Équations équilibrées sur05/31/23
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