Équations équilibrées la veille |
K2SiO3 + 2 HCl = H2O + SiO2 + 2 KCl
Cl2(g) + NaBr = NaCl + Br =>
Cl2(g) + 2 NaBr = 2 NaCl + 2 Br
C + SO3 = CO2 + SO2 =>
C + 2 SO3 = CO2 + 2 SO2
KO2 = K2O2O2 =>
2 KO2 = K2O2O2
Sn(NO3)2(aq) + Al = Al(NO3)3 + Sn =>
3 Sn(NO3)2(aq) + 2 Al = 2 Al(NO3)3 + 3 Sn
H3PO4 = H2 + PO4 =>
2 H3PO4 = 3 H2 + 2 PO4
CH3COOH + Cl2 = CHCl2COOH + H2 =>
CH3COOH + Cl2 = CHCl2COOH + H2
H2 + Cl3 = H4Cl4 =>
6 H2 + 4 Cl3 = 3 H4Cl4
CuCl + CO = CCl + CuO =>
CuCl + CO = CCl + CuO
(NH4)2SO4 + Ga(OH)3 = NH3 + H2O + Ga2(SO4)3 =>
3(NH4)2SO4 + 2 Ga(OH)3 = 6 NH3 + 6 H2O + Ga2(SO4)3
Zn2 + HCl = ZnCl2 + H5 =>
5 Zn2 + 20 HCl = 10 ZnCl2 + 4 H5
(NH4)2CO3 + Zn(NO3)2 = (NH4)2(NO3)2 + ZnCO3 =>
(NH4)2CO3 + Zn(NO3)2 = (NH4)2(NO3)2 + ZnCO3
SO2 + Na + O2 = Na2SO3 =>
2 SO2 + 4 Na + O2 = 2 Na2SO3
N2OH + FeCl3 = Fe(OH)3 + N2Cl =>
3 N2OH + FeCl3 = Fe(OH)3 + 3 N2Cl
KI + H2SO4 + NaClO3 = Cl2 + H2O + KI3 + Na2SO4 + K2SO4 =>
15 KI + 6 H2SO4 + 2 NaClO3 = Cl2 + 6 H2O + 5 KI3 + Na2SO4 + 5 K2SO4
Na2SO3 + HClO4 = Na2SO4 + HClO3 =>
Na2SO3 + HClO4 = Na2SO4 + HClO3
N2OH + FeCl3 = Fe(OH)3 + N2Cl =>
3 N2OH + FeCl3 = Fe(OH)3 + 3 N2Cl
CH3COCH3 + NaHSO3 = CH3COHSO3NaCH3 =>
CH3COCH3 + NaHSO3 = CH3COHSO3NaCH3
[Al2(SO4)3]Cl + BaCl = AlCl3 + Ba2SO4 + Cl =>
[Al2(SO4)3]Cl + 6 BaCl = 2 AlCl3 + 3 Ba2SO4 + Cl
H2SO4 + CO2 = H2CO3 + SO3 =>
H2SO4 + CO2 = H2CO3 + SO3
Mg(OH)2 + H2SO4 = MgSO4 + H2O =>
Mg(OH)2 + H2SO4 = MgSO4 + 2 H2O
N2OH + FeCl3 = Fe(OH)3 + N2Cl =>
3 N2OH + FeCl3 = Fe(OH)3 + 3 N2Cl
Ba(NO3)2 + HI = BaI2 + HNO3 =>
Ba(NO3)2 + 2 HI = BaI2 + 2 HNO3
N2OH + FeCl3 = Fe(OH)3 + N2Cl =>
3 N2OH + FeCl3 = Fe(OH)3 + 3 N2Cl
KO2 + CO2 + H2OO = KHCO3 + O2 =>
2 KO2 + 2 CO2 + H2OO = 2 KHCO3 + 2 O2
C7H17 + O2 = CO2 + H2O =>
4 C7H17 + 45 O2 = 28 CO2 + 34 H2O
N2OH + FeCl3 = Fe(OH)3 + N2Cl =>
3 N2OH + FeCl3 = Fe(OH)3 + 3 N2Cl
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
Na(aq) + MgO(aq) = Mg(aq) + NaO(aq) =>
Na(aq) + MgO(aq) = Mg(aq) + NaO(aq)
N2OH + FeCl3 = Fe(OH)3 + N2Cl =>
3 N2OH + FeCl3 = Fe(OH)3 + 3 N2Cl
CaS + H2O2 = CaSO4 + H2O =>
CaS + 4 H2O2 = CaSO4 + 4 H2O
N2OH + FeCl3 = Fe(OH)3 + N2Cl =>
3 N2OH + FeCl3 = Fe(OH)3 + 3 N2Cl
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
NaCl(aq) + CuCl2(aq) = NaCl2(aq) + CuCl(s) =>
NaCl(aq) + CuCl2(aq) = NaCl2(aq) + CuCl(s)
NH4SCN + BaCl2 = Ba(SCN)2 + NH4Cl =>
2 NH4SCN + BaCl2 = Ba(SCN)2 + 2 NH4Cl
N2OH + FeCl3 = Fe(OH)3 + N2Cl =>
3 N2OH + FeCl3 = Fe(OH)3 + 3 N2Cl
MgSO4 + NH3 = NH3SO4 + Mg =>
MgSO4 + NH3 = NH3SO4 + Mg
AgCl + NH3 = [Ag(NH3)] + Cl =>
AgCl + NH3 = [Ag(NH3)] + Cl
HCOH + [Ag(NH3)2]OH = HCOONH4 + Ag + NH3 + H2O =>
HCOH + 2[Ag(NH3)2]OH = HCOONH4 + 2 Ag + 3 NH3 + H2O
Au + [NO3]{-} + Cl{-} + H{+} = [AuCl4]{-} + NO + H2O =>
Au + [NO3]{-} + 4 Cl{-} + 4 H{+} = [AuCl4]{-} + NO + 2 H2O
Br2 + BaCl2 = BaBr2 + Cl2 =>
Br2 + BaCl2 = BaBr2 + Cl2
KI + Br2 + H2O = HBr + KBr + HIO3 =>
KI + 3 Br2 + 3 H2O = 5 HBr + KBr + HIO3
C4H9NO2 + KOH = C4H8NO2K + H2O =>
C4H9NO2 + KOH = C4H8NO2K + H2O
Ba(NO3)2 + (H2SO4) = Ba2(SO4)2 + (HNO3) =>
2 Ba(NO3)2 + 2(H2SO4) = Ba2(SO4)2 + 4(HNO3)
PbO2 + Cl2O7 = Pb(ClO4)4 =>
PbO2 + 2 Cl2O7 = Pb(ClO4)4
NH4MnO4 + Al + S = MnO2 + Al2O3 + H2S + N2 =>
6 NH4MnO4 + 8 Al + 12 S = 6 MnO2 + 4 Al2O3 + 12 H2S + 3 N2
Li(s) + FeBr2(aq) = LiBr(aq) + Fe(s) =>
2 Li(s) + FeBr2(aq) = 2 LiBr(aq) + Fe(s)
NO3{-} + OH{-} + Zn + H2O = [Zn(OH)4]2{-} + NH3 =>
7 NO3{-} + OH{-} + 16 Zn + 42 H2O = 8[Zn(OH)4]2{-} + 7 NH3
Ca5F(PO4)3 + H2SO4 = Ca3(PO4)2 + CaSO4 + HF =>
2 Ca5F(PO4)3 + H2SO4 = 3 Ca3(PO4)2 + CaSO4 + 2 HF
CH3CHCH2 + HNO3 = CH3CHNO3CH3 =>
CH3CHCH2 + HNO3 = CH3CHNO3CH3
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