Équations équilibrées la veille |
MgO + NH4Cl = MgCl + NH4O
Fe(OH)3 + O2 = Fe2O3 + OH =>
4 Fe(OH)3 + 3 O2 = 2 Fe2O3 + 12 OH
KMnO4 + NaI + KOH = K2MnO4 + NaIO3 + H2O =>
6 KMnO4 + NaI + 6 KOH = 6 K2MnO4 + NaIO3 + 3 H2O
KIO3 + NaI + HCl = ICl + H2O + NaCl + KCl =>
KIO3 + 2 NaI + 6 HCl = 3 ICl + 3 H2O + 2 NaCl + KCl
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
NaCHO2 + H2O = NaCO2 + H3O =>
NaCHO2 + H2O = NaCO2 + H3O
Mg3(PO4)2 + H2O = Mg(OH)2 + H3PO4 =>
Mg3(PO4)2 + 6 H2O = 3 Mg(OH)2 + 2 H3PO4
AlNO3 + HCl = AlCl + HNO3 =>
AlNO3 + HCl = AlCl + HNO3
K2Cr2O7 + K[Cr(oh)4] = K2CrO4 + Cr(oh)3 =>
12 K2Cr2O7 + 18 K[Cr(oh)4] = 21 K2CrO4 + 25 Cr(oh)3
CuSO4(aq) + Na2CO3(aq) = CuCO3(s) + Na2SO4(aq) =>
CuSO4(aq) + Na2CO3(aq) = CuCO3(s) + Na2SO4(aq)
B2H6 + NaBiO3 + H2SO4 = Na2SO4 + Bi2(SO4)3 + H3BO3 + H2O =>
B2H6 + 6 NaBiO3 + 12 H2SO4 = 3 Na2SO4 + 3 Bi2(SO4)3 + 2 H3BO3 + 12 H2O
Pb(NO3)2 + Fe2(SO4)3 = Fe(NO3)3 + PbSO4 =>
3 Pb(NO3)2 + Fe2(SO4)3 = 2 Fe(NO3)3 + 3 PbSO4
C6H5OH + Br2 = C6H2OH(Br)3 + HBr =>
C6H5OH + 3 Br2 = C6H2OH(Br)3 + 3 HBr
Al + Br = Al2Br =>
2 Al + Br = Al2Br
HI + NaHSO4 = I2 + Na2S2O3 + H2O =>
8 HI + 2 NaHSO4 = 4 I2 + Na2S2O3 + 5 H2O
CaCO3 + H2SO4 = CaSO4 + H2CO3 =>
CaCO3 + H2SO4 = CaSO4 + H2CO3
KBr + MgBr2 = KBr2 + MgBr =>
KBr + MgBr2 = KBr2 + MgBr
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Ca(OH)2 + H2SO4 = CaSO4 + H2(OH)2 =>
Ca(OH)2 + H2SO4 = CaSO4 + H2(OH)2
NICO3 = NIO + CO2 =>
NICO3 = NIO + CO2
C7H8NO2 + KMnO4 + H2SO4 = C7H6O2NO2 + MnSO4 + K2SO4 + H2O =>
5 C7H8NO2 + 6 KMnO4 + 9 H2SO4 = 5 C7H6O2NO2 + 6 MnSO4 + 3 K2SO4 + 14 H2O
Al(ClO2)3 + PH3 = AlCl3 + P2O5 + H2O =>
4 Al(ClO2)3 + 6 PH3 = 4 AlCl3 + 3 P2O5 + 9 H2O
Fe(OH)3(heat) = Fe2O3 + H2O =>
2 Fe(OH)3(heat) = Fe2O3 + 3 H2O
Nitricacid + bariumhydroxide = water + bariumnitrate =>
2 HNO3 + Ba(OH)2 = 2 H2O + Ba(NO3)2
K3AsO4 + AgNO3 = Ag3AsO4 + KNO3 =>
K3AsO4 + 3 AgNO3 = Ag3AsO4 + 3 KNO3
F2 + LiBr = Br2 + LiF =>
F2 + 2 LiBr = Br2 + 2 LiF
NaNO3 + MgSO3 = Na2SO3 + Mg(NO3)2 =>
2 NaNO3 + MgSO3 = Na2SO3 + Mg(NO3)2
Cu + HCl = CuCl2 + H2 =>
Cu + 2 HCl = CuCl2 + H2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
F2 + Na2Te = NaF + Te =>
F2 + Na2Te = 2 NaF + Te
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
NaOH + PCl5 = NaCl + Na4P2O7 + H2O =>
14 NaOH + 2 PCl5 = 10 NaCl + Na4P2O7 + 7 H2O
HCl(aq) + Na2CO3(s) = H2O(l) + NaCl(aq) + CO2(g) =>
2 HCl(aq) + Na2CO3(s) = H2O(l) + 2 NaCl(aq) + CO2(g)
C6H5NH2 + H2O = CH4 + NH3 + O2 =>
C6H5NH2 + 10 H2O = 6 CH4 + NH3 + 5 O2
NH4NO3 + NaOH = NaNO3 + NH3 + H2O =>
NH4NO3 + NaOH = NaNO3 + NH3 + H2O
AgCl + Ni = NiCl2 + Ag =>
2 AgCl + Ni = NiCl2 + 2 Ag
(NH4)2PtCl6 = Pt + NH4Cl + N + HCl =>
3(NH4)2PtCl6 = 3 Pt + 2 NH4Cl + 4 N + 16 HCl
Al + Fe2O3 = AlO + Fe =>
3 Al + Fe2O3 = 3 AlO + 2 Fe
Al(s) + HClO4(aq) = H2(g) + AlClO4(aq) =>
2 Al(s) + 2 HClO4(aq) = H2(g) + 2 AlClO4(aq)
K2NO2 + Al(OH)3 = K2NO3 + Al + H2O =>
3 K2NO2 + 2 Al(OH)3 = 3 K2NO3 + 2 Al + 3 H2O
HCl + LiOH = LiCl + H2O =>
HCl + LiOH = LiCl + H2O
N2(g) + O2(g) = N2O(g) =>
2 N2(g) + O2(g) = 2 N2O(g)
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
V + Si = VSi2 =>
V + 2 Si = VSi2
HgO = Hg + O =>
HgO = Hg + O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
NaOH(aq) + H2SO4(l) = H2O(l) + Na2SO4 =>
2 NaOH(aq) + H2SO4(l) = 2 H2O(l) + Na2SO4
C2H5NH2 + O2 = CO2 + H2O + N2 =>
4 C2H5NH2 + 15 O2 = 8 CO2 + 14 H2O + 2 N2
Na2CO3 + HCI = CH3COO + Na + CI + H2O =>
2 Na2CO3 + 11 HCI = CH3COO + 4 Na + 11 CI + 4 H2O
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