| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cr(NO3)2 + 2 KOH = Cr(OH)2 + 2 KNO3
CH3CH2CH2CH3 + O2 = CO2 + H2O =>
2 CH3CH2CH2CH3 + 13 O2 = 8 CO2 + 10 H2O
Fe2O3 + C = Fe + CO =>
Fe2O3 + 3 C = 2 Fe + 3 CO
H3AsO3 + J2 + H2O = H3AsO4 + HJ =>
H3AsO3 + J2 + H2O = H3AsO4 + 2 HJ
K2O = K + O2 =>
2 K2O = 4 K + O2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CuO = Cu + O =>
CuO = Cu + O
As4S6(S) + O2(g) = As4O6(S) + SO2(g) =>
As4S6(S) + 9 O2(g) = As4O6(S) + 6 SO2(g)
Cr + HCl = CrCl3 + H2 =>
2 Cr + 6 HCl = 2 CrCl3 + 3 H2
CuO = Cu + O2 =>
2 CuO = 2 Cu + O2
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
NO(g) + H(g) = N(g) + H2O(g) =>
NO(g) + 2 H(g) = N(g) + H2O(g)
Ag + HNO3 = NO + AgNO3 + H2O =>
3 Ag + 4 HNO3 = NO + 3 AgNO3 + 2 H2O
KCl = K + Cl =>
KCl = K + Cl
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
S + H2SO4 = SO2 + H2O =>
S + 2 H2SO4 = 3 SO2 + 2 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
KCl = K + Cl2 =>
2 KCl = 2 K + Cl2
H2 + CuO = Cu + H2O =>
H2 + CuO = Cu + H2O
As4O6(S) + C2(g) = As4(S) + CO2(g) =>
2 As4O6(S) + 3 C2(g) = 2 As4(S) + 6 CO2(g)
C + CO2 = CO =>
C + CO2 = 2 CO
NH3 = N + H =>
NH3 = N + 3 H
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
Hg + O2 = HgO =>
2 Hg + O2 = 2 HgO
H2SO3 + J2 + H2O = H2SO4 + HJ =>
H2SO3 + J2 + H2O = H2SO4 + 2 HJ
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
Fe + S = FeS =>
Fe + S = FeS
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NaCl + F2 = NaF + Cl =>
2 NaCl + F2 = 2 NaF + 2 Cl
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Mg + HCl = MgCl + H2 =>
2 Mg + 2 HCl = 2 MgCl + H2
Ca + H2O = CaOH + H2 =>
2 Ca + 2 H2O = 2 CaOH + H2
ZnO + H2O = Zn(OH)2 =>
ZnO + H2O = Zn(OH)2
Ca + H2O = CaOH + H2 =>
2 Ca + 2 H2O = 2 CaOH + H2
H2O = H + O =>
H2O = 2 H + O
H2S + SO2 = S + H2O =>
2 H2S + SO2 = 3 S + 2 H2O
Cu(s) + HNO3(aq) = Cu(NO3)2(aq) + NO(g) + H2O(l) =>
3 Cu(s) + 8 HNO3(aq) = 3 Cu(NO3)2(aq) + 2 NO(g) + 4 H2O(l)
Li + AlCl3 = LiCl + Al =>
3 Li + AlCl3 = 3 LiCl + Al
Cu(s) + HNO3(aq) = Cu(NO3)2(aq) + NO2(g) + H2O(l) =>
Cu(s) + 4 HNO3(aq) = Cu(NO3)2(aq) + 2 NO2(g) + 2 H2O(l)
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
HCl(aq) + Ca(OH)2(aq) = CaCl2(aq) + H2O(l) =>
2 HCl(aq) + Ca(OH)2(aq) = CaCl2(aq) + 2 H2O(l)
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
AuBr3 = Au + Br =>
AuBr3 = Au + 3 Br
Ba(OH)2 + Na2CO3 = BaCO3 + Na(OH) =>
Ba(OH)2 + Na2CO3 = BaCO3 + 2 Na(OH)
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
BrF3 = Br + F =>
BrF3 = Br + 3 F
AuBr3 = Au + Br2 =>
2 AuBr3 = 2 Au + 3 Br2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/20/12
Équations équilibrées sur03/21/11
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