| Équations équilibrées la veille | Équations équilibrées le lendemain |
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
Zn + HCl = ZnCl + H =>
Zn + HCl = ZnCl + H
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
C12H24 + O2 = CO2 + H2O =>
C12H24 + 18 O2 = 12 CO2 + 12 H2O
CoBr3 + CaSO4 = CaBr2 + Co2(SO4)3 =>
2 CoBr3 + 3 CaSO4 = 3 CaBr2 + Co2(SO4)3
H2 + N = NH3 =>
3 H2 + 2 N = 2 NH3
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
C3H8O + O2 = CO2 + H20 =>
10 C3H8O + 25 O2 = 30 CO2 + 4 H20
Cu(OH)2 + KNO3 = CuOHNO3 + KOH =>
Cu(OH)2 + KNO3 = CuOHNO3 + KOH
B2O3 + H2O = H3BO3 =>
B2O3 + 3 H2O = 2 H3BO3
Cu(ii) + AgNO3 = NO3 + Ag2Cu =>
Cu(ii) + 2 AgNO3 = 2 NO3 + Ag2Cu
Ba3N2 + H2O = Ba(OH)2 + NH3 =>
Ba3N2 + 6 H2O = 3 Ba(OH)2 + 2 NH3
Na2SO4 + BaCl2 = BaSO4 + NaCl =>
Na2SO4 + BaCl2 = BaSO4 + 2 NaCl
K + O2 = K2O =>
4 K + O2 = 2 K2O
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
CuSO4 + Mg = MgSO4 + Cu =>
CuSO4 + Mg = MgSO4 + Cu
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
KCLO3 = KCL + O2 =>
2 KCLO3 = 2 KCL + 3 O2
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
iron + oxygen = iron(ii)oxide =>
2 Fe + O2 = 2 FeO
NiBr + KCO3 = NiCO3 + KBr =>
NiBr + KCO3 = NiCO3 + KBr
Na3P + CaF2 = NaF + Ca3P2 =>
2 Na3P + 3 CaF2 = 6 NaF + Ca3P2
H2SO4 + Ba(OH)2 = H2O + BaSO4 =>
H2SO4 + Ba(OH)2 = 2 H2O + BaSO4
Na3PO4 + HCI = NaCI + H3PO4 =>
Na3PO4 + 3 HCI = 3 NaCI + H3PO4
AgL + Na2S = Ag2S + NaL =>
2 AgL + Na2S = Ag2S + 2 NaL
Ba(NO3)2 + NH2SO3H + H2O = Ba(NH2)2 + H2SO4 + HNO3 =>
Ba(NO3)2 + 2 NH2SO3H + 2 H2O = Ba(NH2)2 + 2 H2SO4 + 2 HNO3
C7H6O2 + O2 = CO2 + H20 =>
10 C7H6O2 + 60 O2 = 70 CO2 + 3 H20
ZnO + HCl = ZnCl2 + H2O =>
ZnO + 2 HCl = ZnCl2 + H2O
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
Zn + NaOH + H2O = Na2Zn(OH)4 + H2 =>
Zn + 2 NaOH + 2 H2O = Na2Zn(OH)4 + H2
Cu2S + HNO3 = CuSO4 + Cu(NO3)2 + NO2 + H2O =>
Cu2S + 12 HNO3 = CuSO4 + Cu(NO3)2 + 10 NO2 + 6 H2O
CO + Fe2O3 = Fe + CO2 =>
3 CO + Fe2O3 = 2 Fe + 3 CO2
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
Ca(OH)2(aq) + H3PO4(aq) = Ca3(PO4)2(s) + H2O(l) =>
3 Ca(OH)2(aq) + 2 H3PO4(aq) = Ca3(PO4)2(s) + 6 H2O(l)
Ba + H2SO4 = BaSO4 + H2 =>
Ba + H2SO4 = BaSO4 + H2
HBrO3 = Br2O5 + H2O =>
2 HBrO3 = Br2O5 + H2O
Mn + HI = H2 + MnI3 =>
2 Mn + 6 HI = 3 H2 + 2 MnI3
Ni(OH)3 + HClO3 = Ni(ClO3)3 + H2O =>
Ni(OH)3 + 3 HClO3 = Ni(ClO3)3 + 3 H2O
CuSO4 + Mg = MgSO4 + Cu =>
CuSO4 + Mg = MgSO4 + Cu
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
NO2 = NO + O2 =>
2 NO2 = 2 NO + O2
NaBr + H3PO4 = Na3PO4 + HBr =>
3 NaBr + H3PO4 = Na3PO4 + 3 HBr
FE + PB(CH3COO)2 = FECH3COO + PB =>
2 FE + PB(CH3COO)2 = 2 FECH3COO + PB
MnNO3 + PbO2 + HNO3 = HMnO4 + PbNO3 =>
MnNO3 + 2 PbO2 + HNO3 = HMnO4 + 2 PbNO3
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
Cl(g) + Ca2(s) = CaCl2(s) =>
4 Cl(g) + Ca2(s) = 2 CaCl2(s)
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
H5C3N3O9 = CO2 + H2O + O2 + N2 =>
4 H5C3N3O9 = 12 CO2 + 10 H2O + O2 + 6 N2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/05/15
Équations équilibrées sur11/04/14
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