| Équations équilibrées la veille | Équations équilibrées le lendemain |
S + 2 HNO3 = H2SO4 + 2 NO
K2Cr2O7 + HCl = Cl2 + CrCl3 + KCl + H2O =>
K2Cr2O7 + 14 HCl = 3 Cl2 + 2 CrCl3 + 2 KCl + 7 H2O
N2O5 + NaOH = NaNO3 + H2O =>
N2O5 + 2 NaOH = 2 NaNO3 + H2O
HCl + KMnO4 = MnCl2 + KCl + Cl2 + H2O =>
16 HCl + 2 KMnO4 = 2 MnCl2 + 2 KCl + 5 Cl2 + 8 H2O
Na2Cr2O7 + Na2C2O4 + H2SO4 = Na2SO4 + Cr2(SO4)3 + CO2 + H2O =>
Na2Cr2O7 + 3 Na2C2O4 + 7 H2SO4 = 4 Na2SO4 + Cr2(SO4)3 + 6 CO2 + 7 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CU + CL = CUCL =>
CU + CL = CUCL
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
CuO + Mg = MgO + Cu =>
CuO + Mg = MgO + Cu
Cu + Cl = CuCl =>
Cu + Cl = CuCl
K + N = K3N =>
3 K + N = K3N
C + HNO3 = CO2 + NO2 + H2O =>
C + 4 HNO3 = CO2 + 4 NO2 + 2 H2O
B2O3 + H2O = B(OH)3 =>
B2O3 + 3 H2O = 2 B(OH)3
Mg + FeSO4 = MgSO4 + Fe3 =>
3 Mg + 3 FeSO4 = 3 MgSO4 + Fe3
CaC2 + HCl = CaCl2 + C2H2 =>
CaC2 + 2 HCl = CaCl2 + C2H2
Hg + HNO3 + HCl = Hg(Cl)2 + NO + H2O =>
3 Hg + 2 HNO3 + 6 HCl = 3 Hg(Cl)2 + 2 NO + 4 H2O
Mg + Ag2SO4 = MgSO4 + Ag =>
Mg + Ag2SO4 = MgSO4 + 2 Ag
PH3 + HClO3 = P2O5 + Cl + H2O =>
10 PH3 + 16 HClO3 = 5 P2O5 + 16 Cl + 23 H2O
Cu + N = CuN =>
Cu + N = CuN
KMnO4 + K2SO3 + H2SO4 = MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 5 K2SO3 + 3 H2SO4 = 2 MnSO4 + 6 K2SO4 + 3 H2O
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
NH4CL + NAOH = NH3 + H2O + NACL =>
NH4CL + NAOH = NH3 + H2O + NACL
KCN + Au + O2 + H2OH2 = KAu(CN)2 + KOH =>
16 KCN + 8 Au + 3 O2 + 2 H2OH2 = 8 KAu(CN)2 + 8 KOH
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Al(s) + S(g) = Al2S3(i) =>
2 Al(s) + 3 S(g) = Al2S3(i)
Cu + C = CuC =>
Cu + C = CuC
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Ba + KCl = BaCl2 + K =>
Ba + 2 KCl = BaCl2 + 2 K
K2MnO4 + KBr + H2SO4 = K2SO4 + MnSO4 + Br2 + H2O =>
K2MnO4 + 4 KBr + 4 H2SO4 = 3 K2SO4 + MnSO4 + 2 Br2 + 4 H2O
K2CO3 + H2SO4 = K2SO4 + H2O + CO2 =>
K2CO3 + H2SO4 = K2SO4 + H2O + CO2
CaCO3 + NaCl = NaCO3 + CaCl =>
CaCO3 + NaCl = NaCO3 + CaCl
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
CH3OH + Cr2O7{2-} + H{+} = CH2O + Cr{3+} + H2O =>
3 CH3OH + Cr2O7{2-} + 8 H{+} = 3 CH2O + 2 Cr{3+} + 7 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
HBrO4 + HBr = Br2 + H2O =>
HBrO4 + 7 HBr = 4 Br2 + 4 H2O
C + PbO = Pb + CO =>
C + PbO = Pb + CO
HCl + NaCOOH = NaCl + HCOOH =>
HCl + NaCOOH = NaCl + HCOOH
KMnO4 + HBr = Br2 + MnBr2 + KBr + H2O =>
2 KMnO4 + 16 HBr = 5 Br2 + 2 MnBr2 + 2 KBr + 8 H2O
Zn + CuCl2 = ZnCl2 + Cu =>
Zn + CuCl2 = ZnCl2 + Cu
KOH + H2PHO3 = KHPHO3 + H2O =>
KOH + H2PHO3 = KHPHO3 + H2O
Li + N2 = Li2N =>
4 Li + N2 = 2 Li2N
C2H4 + Br2 = C2H4Br2 =>
C2H4 + Br2 = C2H4Br2
Na2CO3 + MgCl2 = NaCl + MgCO3 =>
Na2CO3 + MgCl2 = 2 NaCl + MgCO3
KH2O = K + H2O =>
KH2O = K + H2O
Cu + H2SO4 = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4 = CuSO4 + SO2 + 2 H2O
FeCO3 + H2SO4 = Fe2(SO4)3 + SO2 + H2O + CO2 =>
2 FeCO3 + 4 H2SO4 = Fe2(SO4)3 + SO2 + 4 H2O + 2 CO2
NiCl2 + O2 = NiO + Cl2O5 =>
NiCl2 + 3 O2 = NiO + Cl2O5
B2O3 + H2O = B(OH)3 =>
B2O3 + 3 H2O = 2 B(OH)3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/08/15
Équations équilibrées sur12/08/14
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