Équations équilibrées la veille |
C6H5CH3 + HNO3 = C6H4CH3NO2 + H2O
Al(s) + HCl(aq) = H2(g) + AlCl3(aq) =>
2 Al(s) + 6 HCl(aq) = 3 H2(g) + 2 AlCl3(aq)
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
{-} + N2{+} + H2 = NH3 =>
e + N2{+} + 3 H2 = 2 NH3
NH4(NO3) + Mg(SO4) = MgNO3 + NH4SO4 =>
NH4(NO3) + Mg(SO4) = MgNO3 + NH4SO4
Be + HI = BeI + H2 =>
2 Be + 2 HI = 2 BeI + H2
Al(C2H3O2)3 + Ba(OH)2 = Al(OH)3 + C4H6BaO4 =>
2 Al(C2H3O2)3 + 3 Ba(OH)2 = 2 Al(OH)3 + 3 C4H6BaO4
CuSO4(s) + SO2(l) + NaCl(s) + H2O(l) = CuCl(s) + Na2SO4(s) + H2SO4(l) =>
2 CuSO4(s) + SO2(l) + 2 NaCl(s) + 2 H2O(l) = 2 CuCl(s) + Na2SO4(s) + 2 H2SO4(l)
PbCrO4 + H2O = Pb(OH)2 + CrO4 + H =>
PbCrO4 + 2 H2O = Pb(OH)2 + CrO4 + 2 H
NaOH + H3(PO4) = Na3(PO4) + H3(OH)3 =>
3 NaOH + H3(PO4) = Na3(PO4) + H3(OH)3
MgSi2O6 + H2 = SiO2 + Mg3Si2O5(OH)4 + H2O =>
3 MgSi2O6 + 3 H2 = 4 SiO2 + Mg3Si2O5(OH)4 + H2O
HCl10 + Zn = ZnCl + H2 =>
2 HCl10 + 20 Zn = 20 ZnCl + H2
Na2C2H2O = Na2OH2C2 =>
Na2C2H2O = Na2OH2C2
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
Zn + HNO3 = Zn(NO3)2 + N2 + H2O =>
5 Zn + 12 HNO3 = 5 Zn(NO3)2 + N2 + 6 H2O
NaOH(aq) + H2S(aq) = Na2S(aq) + H2O(l) =>
2 NaOH(aq) + H2S(aq) = Na2S(aq) + 2 H2O(l)
H2SO4 + BaCl2 = BaSO4 + HCl =>
H2SO4 + BaCl2 = BaSO4 + 2 HCl
ZnO + C2H7NO = ZnC2H5NO + H2O =>
ZnO + C2H7NO = ZnC2H5NO + H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
C5H10(l) + O2(g) = CO2(g) + H2O(l) =>
2 C5H10(l) + 15 O2(g) = 10 CO2(g) + 10 H2O(l)
O + Rb = RbO2 =>
2 O + Rb = RbO2
CaCO3(s) + H2SO4(aq) = CaSO4(s) + H2O + CO2(g) =>
CaCO3(s) + H2SO4(aq) = CaSO4(s) + H2O + CO2(g)
PbSO4 + NH4CH3COO = Pb(CH3COO)2 + (NH4)2SO4 =>
PbSO4 + 2 NH4CH3COO = Pb(CH3COO)2 + (NH4)2SO4
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
C8H16 + O2 = CO2 + H2O =>
C8H16 + 12 O2 = 8 CO2 + 8 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
N2 + H2 = NH2 =>
N2 + 2 H2 = 2 NH2
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
C2K2O4 + CaCl2 = CaC2O4 + KCl =>
C2K2O4 + CaCl2 = CaC2O4 + 2 KCl
H3AsO3 + CuOH = Cu3AsO3 + H2O =>
H3AsO3 + 3 CuOH = Cu3AsO3 + 3 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Li2Se(s) + SO2(g) = SSe2(g) + Li2O(s) =>
2 Li2Se(s) + SO2(g) = SSe2(g) + 2 Li2O(s)
SnCl2 + K3[Fe(CN)6] + KCl = SnCl4 + K4[Fe(CN)6] =>
SnCl2 + 2 K3[Fe(CN)6] + 2 KCl = SnCl4 + 2 K4[Fe(CN)6]
FeCl3 + CoCl2 = FeCl2 + CoCl3 =>
FeCl3 + CoCl2 = FeCl2 + CoCl3
HNO3 + H2S = (NO)2 + H2O + S =>
2 HNO3 + 3 H2S = (NO)2 + 4 H2O + 3 S
Na2(CO3) + K2(CrO4) = K2(CO3) + Na2(CrO4) =>
Na2(CO3) + K2(CrO4) = K2(CO3) + Na2(CrO4)
CH2(OH) + KMnO4 + H2SO4 = COOH + K2SO4 + MnSO4 + H2O =>
5 CH2(OH) + 4 KMnO4 + 6 H2SO4 = 5 COOH + 2 K2SO4 + 4 MnSO4 + 11 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
C + Sr(ClO3)2 = SrCl2 + CO2 =>
3 C + Sr(ClO3)2 = SrCl2 + 3 CO2
C100H79O7NS + O2 = H2O + N2 + CO2 + SO2O2 =>
4 C100H79O7NS + 473 O2 = 158 H2O + 2 N2 + 400 CO2 + 4 SO2O2
C4H4O4 + Mg = C4H2MgO4 + H2 =>
C4H4O4 + Mg = C4H2MgO4 + H2
Ba(OH)2(aq) + NH4SCN(aq) = NH4OH(aq) + Ba(SCN)2(aq) =>
Ba(OH)2(aq) + 2 NH4SCN(aq) = 2 NH4OH(aq) + Ba(SCN)2(aq)
Br2 + CH3CH2CH2CH2CH2CH2CH3 = CHCH2CH2CH2CH2CH2CH2 + HBr =>
3 Br2 + 2 CH3CH2CH2CH2CH2CH2CH3 = 2 CHCH2CH2CH2CH2CH2CH2 + 6 HBr
NaOH + CO = H2 + Na2CO3 =>
2 NaOH + CO = H2 + Na2CO3
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
H2S(aq) + KOH(aq) = K2S(aq) + H2O(l) =>
H2S(aq) + 2 KOH(aq) = K2S(aq) + 2 H2O(l)
C10H13Cl + NaOH = C10H13OH + NaCl =>
C10H13Cl + NaOH = C10H13OH + NaCl
PbO2 + K3[Cr(OH)6] + KOH = K2CrO4 + K4[Pb(OH)6] + H2O =>
3 PbO2 + 2 K3[Cr(OH)6] + 10 KOH = 2 K2CrO4 + 3 K4[Pb(OH)6] + 2 H2O
K + Ni(NO3)2 = K(NO3)2 + Ni =>
K + Ni(NO3)2 = K(NO3)2 + Ni
SnCl2 + HCl = SnClHCl2 =>
SnCl2 + HCl = SnClHCl2
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