| Équations équilibrées la veille | Équations équilibrées le lendemain |
C5H12 + 8 O2 = 5 CO2 + 6 H2O
HNO3 + Ca(OH)2 = H2O + Ca(NO3)2 =>
2 HNO3 + Ca(OH)2 = 2 H2O + Ca(NO3)2
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
AsH3 + K2Cr2O7 + H2SO4 = H3AsO4 + Cr2(SO4) + K2SO4 + H2O =>
5 AsH3 + 4 K2Cr2O7 + 8 H2SO4 = 5 H3AsO4 + 4 Cr2(SO4) + 4 K2SO4 + 8 H2O
BaCl2 + AgNO3 = Ba(NO3)2 + AgCl =>
BaCl2 + 2 AgNO3 = Ba(NO3)2 + 2 AgCl
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Pb{2+} + Na2SO4 = PbSO4 + Na{+} =>
Pb{2+} + Na2SO4 = PbSO4 + 2 Na{+}
N2H4 + N2O4 = N2 + H2O =>
2 N2H4 + N2O4 = 3 N2 + 4 H2O
Hg(OH)2 + H2SeO4 = HgSeO4 + H2O =>
Hg(OH)2 + H2SeO4 = HgSeO4 + 2 H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Ca + HNO3 = Ca(NO3)2 + N2O + H2O =>
4 Ca + 10 HNO3 = 4 Ca(NO3)2 + N2O + 5 H2O
Bi2O3 + KOH = KBiO2 + H2O =>
Bi2O3 + 2 KOH = 2 KBiO2 + H2O
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
H + OH = H2O =>
H + OH = H2O
Zn(s) + CuSO4(at) = Cu(s) + ZnSO4 =>
Zn(s) + CuSO4(at) = Cu(s) + ZnSO4
Au + KCN + O2 + H2O = KAu(CN)2 + KOH =>
4 Au + 8 KCN + O2 + 2 H2O = 4 KAu(CN)2 + 4 KOH
HC2H3O2(aq) + K2CO3(aq) = H2O(l) + CO2(g) + KC2H3O2(aq) =>
2 HC2H3O2(aq) + K2CO3(aq) = H2O(l) + CO2(g) + 2 KC2H3O2(aq)
FeS2 + O2 = Fe2O3 + SO3 =>
4 FeS2 + 15 O2 = 2 Fe2O3 + 8 SO3
C4H8 + O2 = CO2 + H20 =>
5 C4H8 + 20 O2 = 20 CO2 + 2 H20
HC2H3O2(aq) + K2CO3(aq) = H2O(l) + CO2(g) + KC2H3O2(aq) =>
2 HC2H3O2(aq) + K2CO3(aq) = H2O(l) + CO2(g) + 2 KC2H3O2(aq)
(CH3)2N2H2 + N2O4 = CO2 + N2 + H2O =>
(CH3)2N2H2 + 2 N2O4 = 2 CO2 + 3 N2 + 4 H2O
KCl(aq) + CaS(aq) = KS + CaCl =>
KCl(aq) + CaS(aq) = KS + CaCl
HC2H3O2(aq) + K2CO3(aq) = H2O(l) + CO2(g) + KC2H3O2(aq) =>
2 HC2H3O2(aq) + K2CO3(aq) = H2O(l) + CO2(g) + 2 KC2H3O2(aq)
RaSO4 = Ra + SO4 =>
RaSO4 = Ra + SO4
AgNO3 + NaHCO3 = Ag2CO3 + NaH(NO3)2 =>
2 AgNO3 + NaHCO3 = Ag2CO3 + NaH(NO3)2
K2SO3 + O2 = K2SO4 =>
2 K2SO3 + O2 = 2 K2SO4
PBS + H2O2 = PBSO4 + H20 =>
5 PBS + 10 H2O2 = 5 PBSO4 + H20
Fe + C2O4 + H2O = FeO + HC =>
5 Fe + C2O4 + H2O = 5 FeO + 2 HC
C6H12 + KMnO4 + H20 = C3H6O + MnO2 + KOH =>
10 C6H12 + 20 KMnO4 + H20 = 20 C3H6O + 20 MnO2 + 20 KOH
NH4Cl + NaOH = H2O + NH3 + NaCl =>
NH4Cl + NaOH = H2O + NH3 + NaCl
HClO3 + NaOH = NaClO3 + HOH =>
HClO3 + NaOH = NaClO3 + HOH
C6H12 + KMnO4 + H2O = C3H6O + MnO2 + KOH =>
3 C6H12 + 4 KMnO4 + 2 H2O = 6 C3H6O + 4 MnO2 + 4 KOH
KHCO3 = K2O + H2O + CO2 =>
2 KHCO3 = K2O + H2O + 2 CO2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
PbS + H2O2 = PbSO4 + H20 =>
5 PbS + 10 H2O2 = 5 PbSO4 + H20
MnCl2 + NaOH = Mn(OH)2 + NaCl =>
MnCl2 + 2 NaOH = Mn(OH)2 + 2 NaCl
Cr2O7{2-} + Fe{2+} + H{+} = Cr{3+} + Fe{3+} + H2O =>
Cr2O7{2-} + 6 Fe{2+} + 14 H{+} = 2 Cr{3+} + 6 Fe{3+} + 7 H2O
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Cr2O3 + H2 = Cr + H2O =>
Cr2O3 + 3 H2 = 2 Cr + 3 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
HNCO = C3N3(NH2)3 + CO2 =>
6 HNCO = C3N3(NH2)3 + 3 CO2
CU(OH)2 = CUO + H2O =>
CU(OH)2 = CUO + H2O
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
ZnS + HBr = ZnBr2 + H2S =>
ZnS + 2 HBr = ZnBr2 + H2S
(NH4)2SO4 + CuCl2 = (NH4)2Cl2 + CuSO4 =>
(NH4)2SO4 + CuCl2 = (NH4)2Cl2 + CuSO4
HC2H3O2(aq) + K2CO3(aq) = H2O(l) + CO2(g) + KC2H3O2(aq) =>
2 HC2H3O2(aq) + K2CO3(aq) = H2O(l) + CO2(g) + 2 KC2H3O2(aq)
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
H2S + H2O = H2 + SO2 =>
H2S + 2 H2O = 3 H2 + SO2
S{2-} + MnO2 + H{+} = Mn{2+} + H2O + S =>
S{2-} + MnO2 + 4 H{+} = Mn{2+} + 2 H2O + S
Hg(NO3)2 + NaI = HgI2 + NaNO3 =>
Hg(NO3)2 + 2 NaI = HgI2 + 2 NaNO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/30/15
Équations équilibrées sur09/29/14
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