| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Cr(NO3)3 = 2 Cr2O3 + 12 NO + 9 O2
Ca(OH)2 + NH4Cl = NH4OH + CaCl2 =>
Ca(OH)2 + 2 NH4Cl = 2 NH4OH + CaCl2
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
BaCO3 = BaO + CO2 =>
BaCO3 = BaO + CO2
CS2 + Cl2 = CCl4 + S2Cl2 =>
CS2 + 3 Cl2 = CCl4 + S2Cl2
BaCO3 = BaO + CO2 =>
BaCO3 = BaO + CO2
MgCl2 + NH4NO3 = Mg(NO3)2 + NH4Cl =>
MgCl2 + 2 NH4NO3 = Mg(NO3)2 + 2 NH4Cl
V2O5 + Ca = CaO + V =>
V2O5 + 5 Ca = 5 CaO + 2 V
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Ba(NO3)2 = Ba + NO3 =>
Ba(NO3)2 = Ba + 2 NO3
BaCl2 + Al2(SO4)3 = BaSO4 + AlCl3 =>
3 BaCl2 + Al2(SO4)3 = 3 BaSO4 + 2 AlCl3
PbS + PbO = Pb + SO2 =>
PbS + 2 PbO = 3 Pb + SO2
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
C7H6O3 + O2 = CO2 + H2O =>
C7H6O3 + 7 O2 = 7 CO2 + 3 H2O
C5H12 + O2 = CO + H2O =>
2 C5H12 + 11 O2 = 10 CO + 12 H2O
CH4 + Br2 = CH3Br + HBr =>
CH4 + Br2 = CH3Br + HBr
Sr(NO3)2 + H3PO4 = H(NO3) + Sr3(PO4)2 =>
3 Sr(NO3)2 + 2 H3PO4 = 6 H(NO3) + Sr3(PO4)2
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Sr(NO3)2 + H3PO4 = HNO3 + Sr3(PO4)2 =>
3 Sr(NO3)2 + 2 H3PO4 = 6 HNO3 + Sr3(PO4)2
KBr + AgNO3 = KNO3 + AgBr =>
KBr + AgNO3 = KNO3 + AgBr
H2S + Cd(NO3)2 = CdS + HNO3 =>
H2S + Cd(NO3)2 = CdS + 2 HNO3
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
CuSo4 + Zn = ZnSo4 + Cu =>
CuSo4 + Zn = ZnSo4 + Cu
NaS2O3 + HCl = NaCl + SO2 + H2O + S8 =>
32 NaS2O3 + 32 HCl = 32 NaCl + 40 SO2 + 16 H2O + 3 S8
NH3 + H3PO4 = (NH4)3PO4 =>
3 NH3 + H3PO4 = (NH4)3PO4
KBr + AgNO3 = KNO3 + AgBr =>
KBr + AgNO3 = KNO3 + AgBr
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
NaS2O3 + HCl = NaCl + SO2 + H2O + S =>
4 NaS2O3 + 4 HCl = 4 NaCl + 5 SO2 + 2 H2O + 3 S
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
C15H30 + O2 = CO2 + H2O =>
2 C15H30 + 45 O2 = 30 CO2 + 30 H2O
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
BN + F2 = BF3 + N2 =>
2 BN + 3 F2 = 2 BF3 + N2
MgO + H3PO4 = Mg3(PO4)2 + H2O =>
3 MgO + 2 H3PO4 = Mg3(PO4)2 + 3 H2O
C9H20 + O2 = CO2 + H2O =>
C9H20 + 14 O2 = 9 CO2 + 10 H2O
Mn{2+} + (BiO3){-} + H{+} = (MnO4){-} + Bi{3+} + H2O =>
2 Mn{2+} + 5(BiO3){-} + 14 H{+} = 2(MnO4){-} + 5 Bi{3+} + 7 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Sn(ClO3)4 = SnCl4 + O2 =>
Sn(ClO3)4 = SnCl4 + 6 O2
Na{+} + Cl{-} = NaCl =>
Na{+} + Cl{-} = NaCl
HCl + Al(OH)3 = H2O + AlCl3 =>
3 HCl + Al(OH)3 = 3 H2O + AlCl3
Mg + AgNO3 = Mg(NO3)2 + Ag =>
Mg + 2 AgNO3 = Mg(NO3)2 + 2 Ag
AgNO3 + CaCl2 = Ca(NO3)2 + AgCl =>
2 AgNO3 + CaCl2 = Ca(NO3)2 + 2 AgCl
C9H20 + O2 = CO + H2O =>
2 C9H20 + 19 O2 = 18 CO + 20 H2O
Al(s) + S(s) = AlS(s) =>
Al(s) + S(s) = AlS(s)
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
C12H26 + O2 = CO2 + H2O =>
2 C12H26 + 37 O2 = 24 CO2 + 26 H2O
Al2(s) + S3(s) = AlS(s) =>
3 Al2(s) + 2 S3(s) = 6 AlS(s)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/18/11
Équations équilibrées sur05/18/10
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