| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cr2O3 + 2 NaOH + 2 O2 = 2 NaCrO4 + H2O
Pb3O4 + HNO3 = Pb(NO3)2 + PbO2 + H2O =>
Pb3O4 + 4 HNO3 = 2 Pb(NO3)2 + PbO2 + 2 H2O
Fe + HCl = FeCl + H2 =>
2 Fe + 2 HCl = 2 FeCl + H2
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
HNO3 + Cu = Cu(NO3)2 + NO + H2O =>
8 HNO3 + 3 Cu = 3 Cu(NO3)2 + 2 NO + 4 H2O
CH4 + Cl2 = CH3Cl + HCl =>
CH4 + Cl2 = CH3Cl + HCl
H2SO4(aq) + Na2CO3(s) = Na2SO4(aq) + H2O + CO2(g) =>
H2SO4(aq) + Na2CO3(s) = Na2SO4(aq) + H2O + CO2(g)
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
CaO + H2SO4 = CaSO4 + H2O =>
CaO + H2SO4 = CaSO4 + H2O
P2 + O2 = P2O5 =>
2 P2 + 5 O2 = 2 P2O5
CaCl2 + H2SO4 = CaSO4 + HCl =>
CaCl2 + H2SO4 = CaSO4 + 2 HCl
C5H10O2(l) + O2(g) = CO2(g) + H2O(g) =>
2 C5H10O2(l) + 13 O2(g) = 10 CO2(g) + 10 H2O(g)
PbO + H2SO4 = PbSO4 + HOH =>
PbO + H2SO4 = PbSO4 + HOH
PbO + H2SO4 = PbSO4 + H2O =>
PbO + H2SO4 = PbSO4 + H2O
Cs + N2 = Cs3N =>
6 Cs + N2 = 2 Cs3N
HgS + HNO3 + HCl = HgCl2 + NO + S + H2O =>
3 HgS + 2 HNO3 + 6 HCl = 3 HgCl2 + 2 NO + 3 S + 4 H2O
CH4 + H2O = CO + H2 =>
CH4 + H2O = CO + 3 H2
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
Cu(NO3)2 + Zn = Cu + Zn(NO3)2 =>
Cu(NO3)2 + Zn = Cu + Zn(NO3)2
Zn + H2SO4 = ZnSO4 + H =>
Zn + H2SO4 = ZnSO4 + 2 H
CH + O2 = CO2 + H2O =>
4 CH + 5 O2 = 4 CO2 + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Zn + H2SO4 = ZnSO4 + H =>
Zn + H2SO4 = ZnSO4 + 2 H
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
CH4 + Cl2 = CH3Cl + HCl =>
CH4 + Cl2 = CH3Cl + HCl
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
(C6H8O6) + CaCO3 = C12H14CaO12 + CO3 + H2O =>
31(C6H8O6) + 16 CaCO3 = 16 C12H14CaO12 + 10 CO3 + 12 H2O
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
C6H8O6 + CaCO3 = C12H14CaO12 + CO2 + H2O =>
2 C6H8O6 + CaCO3 = C12H14CaO12 + CO2 + H2O
Se + Ca(OH)2 = CaSeO3 + H2O + CaSe =>
3 Se + 3 Ca(OH)2 = CaSeO3 + 3 H2O + 2 CaSe
Fe(OH)3(s) + H2SO4(aq) = Fe2(SO4)3(aq) + H2O(l) =>
2 Fe(OH)3(s) + 3 H2SO4(aq) = Fe2(SO4)3(aq) + 6 H2O(l)
H3PO4 + Ag = Ag3PO4 + H2O + P =>
8 H3PO4 + 15 Ag = 5 Ag3PO4 + 12 H2O + 3 P
Cu(OH)2 + NH3 = [Cu(NH3)4](OH)2 =>
Cu(OH)2 + 4 NH3 = [Cu(NH3)4](OH)2
HCl + Na2Co3 = Na2Cl + HCo3 =>
HCl + Na2Co3 = Na2Cl + HCo3
C + O2 = CO2 =>
C + O2 = CO2
H202 = H20 =>
10 H202 = 101 H20
Zn + NaNO3 + NaOH + H2O = Na2Zn(OH)4 + NH3 =>
4 Zn + NaNO3 + 7 NaOH + 6 H2O = 4 Na2Zn(OH)4 + NH3
Mg(s) + CuSO4(aq) = MgSO4(s) + Cu(s) =>
Mg(s) + CuSO4(aq) = MgSO4(s) + Cu(s)
C + O2 = CO2 =>
C + O2 = CO2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
N3 + O2 = N2O3 =>
4 N3 + 9 O2 = 6 N2O3
CH3NCH3 + O2 = CO2 + NO2 + H2O =>
2 CH3NCH3 + 9 O2 = 4 CO2 + 2 NO2 + 6 H2O
AgNO3 + NH3 = Ag(NH3)2 + NO3 =>
AgNO3 + 2 NH3 = Ag(NH3)2 + NO3
(Nh4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + Nh4NO3 =>
4(Nh4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 Nh4NO3
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
Ag2S + KCN + O2 + H2O = KAg(CN)2 + S + KOH =>
2 Ag2S + 8 KCN + O2 + 2 H2O = 4 KAg(CN)2 + 2 S + 4 KOH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/14/14
Équations équilibrées sur09/13/13
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