| Équations équilibrées la veille | Équations équilibrées le lendemain |
C3H8 = 3 C + 4 H2
K2O + P4O10 = K3PO4 =>
6 K2O + P4O10 = 4 K3PO4
CN{-} + MnO4{-} + H2O = CNO{-} + MnO2 + OH{-} =>
3 CN{-} + 2 MnO4{-} + H2O = 3 CNO{-} + 2 MnO2 + 2 OH{-}
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
C3H5N3O9 = CO2 + H2O + N2 + O2 =>
4 C3H5N3O9 = 12 CO2 + 10 H2O + 6 N2 + O2
Zn + KClO3 + H2SO4 = ZnSO4 + KCl + H2O =>
3 Zn + KClO3 + 3 H2SO4 = 3 ZnSO4 + KCl + 3 H2O
Fe + S8 = FeS =>
8 Fe + S8 = 8 FeS
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Cr2O7{2-} + Br{-} + H{+} = Cr3{+} + Br2 + H2O =>
3 Cr2O7{2-} + 34 Br{-} + 42 H{+} = 2 Cr3{+} + 17 Br2 + 21 H2O
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
C3H4O + O2 = CO2 + H2O =>
2 C3H4O + 7 O2 = 6 CO2 + 4 H2O
KCl + Mg(OH)2 = KOH + MgCl2 =>
2 KCl + Mg(OH)2 = 2 KOH + MgCl2
Ba(OH)2*8H2O + NH4NO3 = Ba(NO3)2 + NH3 + H2O =>
Ba(OH)2*8H2O + 2 NH4NO3 = Ba(NO3)2 + 2 NH3 + 10 H2O
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
BaCl2 + KIO3 = Ba(IO3)2 + KCl =>
BaCl2 + 2 KIO3 = Ba(IO3)2 + 2 KCl
KBr = K + Br2 =>
2 KBr = 2 K + Br2
H3PO4 + Ba(OH)2 = Ba3(PO4)2 + H2O =>
2 H3PO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 6 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Pb(NO3)2 + KI = KNO3 + PbI2 =>
Pb(NO3)2 + 2 KI = 2 KNO3 + PbI2
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
ZnSO4 + KOH = Zn(OH)2 + K2SO4 =>
ZnSO4 + 2 KOH = Zn(OH)2 + K2SO4
OH + NO2 = NO3 + H2O =>
2 OH + NO2 = NO3 + H2O
Cd + CUSO4 = CdSO4 + CU =>
Cd + CUSO4 = CdSO4 + CU
NaOH + HCl = NaCl + HOH =>
NaOH + HCl = NaCl + HOH
H2SO4 + H2O = HSO4{-} + H3O{+} =>
H2SO4 + H2O = HSO4{-} + H3O{+}
H3PO4 + Ba(OH)2 = Ba3(PO4)2 + H2O =>
2 H3PO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 6 H2O
MnBr2 + Na3PO4 = Mn3(PO4)2 + NaBr =>
3 MnBr2 + 2 Na3PO4 = Mn3(PO4)2 + 6 NaBr
Na + Br = NaBr =>
Na + Br = NaBr
Cr2O7{-2} + Br{-} + H{+} = Cr{+3} + Br{2} + H2O =>
Cr2O7{-2} + 2 Br{-} + 14 H{+} = 2 Cr{+3} + 2 Br{2} + 7 H2O
CuSO4 + Na2S = CuS + Na2SO4 =>
CuSO4 + Na2S = CuS + Na2SO4
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
AgNO3 + HCl = HNO3 + AgCl =>
AgNO3 + HCl = HNO3 + AgCl
P + Cl2 = PCl5 =>
2 P + 5 Cl2 = 2 PCl5
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
CO + H2O = CO2 + H2 =>
CO + H2O = CO2 + H2
P + Cl2 = PCl3 =>
2 P + 3 Cl2 = 2 PCl3
Na + N2 = Na3N =>
6 Na + N2 = 2 Na3N
H2SO4 + NH4OH = H2O + (NH4)2SO4 =>
H2SO4 + 2 NH4OH = 2 H2O + (NH4)2SO4
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
Mg + Fe(NO3)3 = Mg(NO3)2 + Fe =>
3 Mg + 2 Fe(NO3)3 = 3 Mg(NO3)2 + 2 Fe
K3PO4 + CaCl2 = Ca3(PO4)2 + KCl =>
2 K3PO4 + 3 CaCl2 = Ca3(PO4)2 + 6 KCl
KCN + HCl = HCN + KCl =>
KCN + HCl = HCN + KCl
MgO + H2O = Mg(OH)2 =>
MgO + H2O = Mg(OH)2
NaCl + KNO3 = NaNO3 + KCl =>
NaCl + KNO3 = NaNO3 + KCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/02/20
Équations équilibrées sur12/02/19
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