Équations équilibrées la veille |
3 Hg(l) + 4 HNO3(aq) = 3 Hg(NO3)(aq) + NO(g) + 2 H2O(l)
Cr(No3)3 + NaOH = Cr(OH)3 + NaNo3 =>
Cr(No3)3 + 3 NaOH = Cr(OH)3 + 3 NaNo3
C(s) + O2(g) = CO(g) = =>
2 C(s) + O2(g) = 2 CO(g)
Pb(NO3)2 + NaOH = Pb(OH)2 + NaNO3 =>
Pb(NO3)2 + 2 NaOH = Pb(OH)2 + 2 NaNO3
Mg2(s) + O2(g) = MgO2(s) =>
Mg2(s) + 2 O2(g) = 2 MgO2(s)
FeCO3 + H2O = Fe3O4 + H2 + CO2 =>
3 FeCO3 + H2O = Fe3O4 + H2 + 3 CO2
NH3 + NHO3 = N2 + H2O =>
5 NH3 + 3 NHO3 = 4 N2 + 9 H2O
C2H5COC2H5 + O2 = CO + H2O =>
2 C2H5COC2H5 + 9 O2 = 10 CO + 10 H2O
Na2(CO3) + H2SO4 = Na2(SO4) + CO2 + H2O =>
Na2(CO3) + H2SO4 = Na2(SO4) + CO2 + H2O
ClF3 + Pt = PtF4{-} + Cl{+} + Cl2 =>
8 ClF3 + 6 Pt = 6 PtF4{-} + 6 Cl{+} + Cl2
CH3CH2OH + H2O2 = CH3COOH + H2O =>
CH3CH2OH + 2 H2O2 = CH3COOH + 3 H2O
CH2Cl2 + H2 = CH3Cl2 =>
2 CH2Cl2 + H2 = 2 CH3Cl2
F2 + Ag3N = AgF + N2 =>
3 F2 + 2 Ag3N = 6 AgF + N2
PbCO3 + SO3 = PbSO4 + CO2 =>
PbCO3 + SO3 = PbSO4 + CO2
C15H30 + O2 = CO2 + H2O =>
2 C15H30 + 45 O2 = 30 CO2 + 30 H2O
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
Mn(OH)2 + NaOH = Na2MnO2 + H2O =>
Mn(OH)2 + 2 NaOH = Na2MnO2 + 2 H2O
Mg2(s) + O2(g) = MgO(s) =>
Mg2(s) + O2(g) = 2 MgO(s)
KMnO4 + SnOCl2 + HCl = KCl + MnCl2 + SnOCl4 + H2O =>
2 KMnO4 + 5 SnOCl2 + 16 HCl = 2 KCl + 2 MnCl2 + 5 SnOCl4 + 8 H2O
H2O2 + CuCl2 = HCl + Cu + O2 =>
H2O2 + CuCl2 = 2 HCl + Cu + O2
CH3CH2COOH + Mg = CH3CH2COOMg + H2 =>
2 CH3CH2COOH + 2 Mg = 2 CH3CH2COOMg + H2
(NH4)2S + O2 = N2O5 + H2O + SO4 =>
2(NH4)2S + 13 O2 = 2 N2O5 + 8 H2O + 2 SO4
Hg + HNO3 = Hg8(NO3)2 + NO + H2O =>
24 Hg + 8 HNO3 = 3 Hg8(NO3)2 + 2 NO + 4 H2O
KMnO4 + NiO = Ni2O3 + MnO2 + K2O =>
2 KMnO4 + 6 NiO = 3 Ni2O3 + 2 MnO2 + K2O
CuCl2 + CH3COONa = Cu(CH3COO)2 + NaCl =>
CuCl2 + 2 CH3COONa = Cu(CH3COO)2 + 2 NaCl
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Mn(OH)2 + NaOH = Na4[Mn(OH)6] =>
Mn(OH)2 + 4 NaOH = Na4[Mn(OH)6]
H2 + HOH = H4O =>
H2 + HOH = H4O
H2O + CaCl2 = HCl + CaO =>
H2O + CaCl2 = 2 HCl + CaO
KHSO4 + NaOH = KOH + NaHSO4 =>
KHSO4 + NaOH = KOH + NaHSO4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
[Cu(NH3)4]SO4(aq) + HCl(aq) = H2SO4(aq) + [Cu(NH3)4]Cl2(aq) =>
[Cu(NH3)4]SO4(aq) + 2 HCl(aq) = H2SO4(aq) + [Cu(NH3)4]Cl2(aq)
NH4NO3 + NaCl = NH4Cl + NaNO3 =>
NH4NO3 + NaCl = NH4Cl + NaNO3
CuBr2 + K3PO4 = Cu3(PO4)2 + KBr =>
3 CuBr2 + 2 K3PO4 = Cu3(PO4)2 + 6 KBr
Mg + CuSO4 = MgSO4 + Cu =>
Mg + CuSO4 = MgSO4 + Cu
HCHO2 + NaOH = H2O + (NaCHO2) =>
HCHO2 + NaOH = H2O + (NaCHO2)
AlCl3KOH = AlOHKCl3 =>
AlCl3KOH = AlOHKCl3
X4Y12 + Z2 = XZ2 + Y2Z =>
X4Y12 + 7 Z2 = 4 XZ2 + 6 Y2Z
CuSO4 + Na3Po4 = Cu3(Po4)2 + (Na)2SO4 =>
3 CuSO4 + 2 Na3Po4 = Cu3(Po4)2 + 3(Na)2SO4
HMnO4 + Sb(OH)5 = Sb(MnO4)5 + H2O =>
5 HMnO4 + Sb(OH)5 = Sb(MnO4)5 + 5 H2O
CaH2 + H2O = H2 + Ca(OH) =>
2 CaH2 + 2 H2O = 3 H2 + 2 Ca(OH)
Fe(s) + S(s) = FeS =>
Fe(s) + S(s) = FeS
CH3(CH2)2OH(l) + O2(g) = CO2 + H2O =>
2 CH3(CH2)2OH(l) + 9 O2(g) = 6 CO2 + 8 H2O
Ti(OH)4 + H3A5O4 = Ti3(A5O4)4 + H2O =>
3 Ti(OH)4 + 4 H3A5O4 = Ti3(A5O4)4 + 12 H2O
CINO2 + NO = NO2 + CINO =>
CINO2 + NO = NO2 + CINO
Si + N2O = N + SiO2 =>
Si + 2 N2O = 4 N + SiO2
KBr + Hg2O = KO + Hg2Br =>
KBr + Hg2O = KO + Hg2Br
KO2 + Ca = K2O + CaO =>
2 KO2 + 3 Ca = K2O + 3 CaO
MnO2 + NH4SCN = MnSCN + NH4O2 =>
MnO2 + NH4SCN = MnSCN + NH4O2
Cu2O2 + HNO3 = Cu(NO3)2 + H2O =>
Cu2O2 + 4 HNO3 = 2 Cu(NO3)2 + 2 H2O
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