Équations équilibrées la veille |
(NH4)2S + 2 NaOH = 2 NH3 + 2 H2O + Na2S
Sn(s) + FeCl3(aq) = SnCl2(aq) + Fe(s) =>
3 Sn(s) + 2 FeCl3(aq) = 3 SnCl2(aq) + 2 Fe(s)
Mg(NO3)2 + NaOH = Mg(OH)2 + NO3Na =>
Mg(NO3)2 + 2 NaOH = Mg(OH)2 + 2 NO3Na
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
C3H6O2 + H2 = C3H8O2 =>
C3H6O2 + H2 = C3H8O2
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
N2O5 + BaO = Ba[NO3]2 =>
N2O5 + BaO = Ba[NO3]2
Zn3Sb2 + H2O = Zn(OH)2 + SbH3 =>
Zn3Sb2 + 6 H2O = 3 Zn(OH)2 + 2 SbH3
CrO2 + H2 = Cr + H2O =>
CrO2 + 2 H2 = Cr + 2 H2O
Fe2(SO4)3 + Na2S2O3 = FeSO4 + Na2S4O6 + Na2SO4 =>
Fe2(SO4)3 + 2 Na2S2O3 = 2 FeSO4 + Na2S4O6 + Na2SO4
CaCl2 + K2CO3 = CaCO3 + KCl =>
CaCl2 + K2CO3 = CaCO3 + 2 KCl
Al + H = AlH4 =>
Al + 4 H = AlH4
Cr + CuS04 = Cu + Cr2(S04)3 =>
2 Cr + 3 CuS04 = 3 Cu + Cr2(S04)3
H2SO4 + KOH = (KOH)2SO4 + H2 =>
H2SO4 + 2 KOH = (KOH)2SO4 + H2
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
C6H5CH2CH2OH + KMnO4 + H2SO4 = C6H5COOH + MnSO4 + K2SO4 + H2O =>
7 C6H5CH2CH2OH + 8 KMnO4 + 12 H2SO4 = 8 C6H5COOH + 8 MnSO4 + 4 K2SO4 + 23 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
SrN + HP = SrP + HN =>
SrN + HP = SrP + HN
Au5 + Li3N = Au3N5 + Li =>
3 Au5 + 25 Li3N = 5 Au3N5 + 75 Li
Br2 + H2S = HBr + S =>
Br2 + H2S = 2 HBr + S
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
NH4(NO3) + NaOH = Na(NO3) + NH4 + H2 =>
4 NH4(NO3) + 6 NaOH = 6 Na(NO3) + 2 NH4 + 7 H2
HNo3 + Ba(OH)2*8H2O = Ba(No3)2 + H2O =>
2 HNo3 + Ba(OH)2*8H2O = Ba(No3)2 + 10 H2O
La(OH)3 + H2C2O4 = La2(C2O4)3 + H2O =>
2 La(OH)3 + 3 H2C2O4 = La2(C2O4)3 + 6 H2O
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
NaN3 + H2SO4 = Na2SO4 + HN3 =>
2 NaN3 + H2SO4 = Na2SO4 + 2 HN3
CH3COCH3 + NaOI = CI3COCH3 + NaOH =>
CH3COCH3 + 3 NaOI = CI3COCH3 + 3 NaOH
Na2S5 + C6H2N3NaO7 + H2O = NaOH + C6H4N3NaO5 + S =>
3 Na2S5 + C6H2N3NaO7 + 4 H2O = 6 NaOH + C6H4N3NaO5 + 15 S
NaHS + Cu = CuS + NaH =>
NaHS + Cu = CuS + NaH
Ba(H2PO2)2 + H2SO4 = BaSO4 + H3PO2 =>
Ba(H2PO2)2 + H2SO4 = BaSO4 + 2 H3PO2
NaHS + Cu = CuS + NaH =>
NaHS + Cu = CuS + NaH
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
Fe3P + HNO3 = Fe(NO3)3 + H3PO4 + NO2 + H2O =>
Fe3P + 23 HNO3 = 3 Fe(NO3)3 + H3PO4 + 14 NO2 + 10 H2O
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
Na2S2O5 + HBr = NaBr + SO2 + H2O =>
Na2S2O5 + 2 HBr = 2 NaBr + 2 SO2 + H2O
NaHS + Cu = CuS + NaH =>
NaHS + Cu = CuS + NaH
Ca(HSO4)2 + Fe(OH)2 = Fe(HSO4)2 + Ca(OH)2 =>
Ca(HSO4)2 + Fe(OH)2 = Fe(HSO4)2 + Ca(OH)2
NH4NO3 + H2O = NH4OH + HNO3 =>
NH4NO3 + H2O = NH4OH + HNO3
WO3 + H3 = WO3H3 =>
WO3 + H3 = WO3H3
Na2SO3 + Mg + HCl = H2S + MgSO4 + NaCl + H2O =>
5 Na2SO3 + 3 Mg + 10 HCl = 2 H2S + 3 MgSO4 + 10 NaCl + 3 H2O
KOH + HBO3 = KBO3 + H2O =>
KOH + HBO3 = KBO3 + H2O
H3CCOCH2CO2H = H3CCOCH3 + CO2 =>
H3CCOCH2CO2H = H3CCOCH3 + CO2
MgO + Ba(OH)2 = Mg(OH)2 + BaO =>
MgO + Ba(OH)2 = Mg(OH)2 + BaO
AgNO3 = NO2 + Ag + O2 =>
2 AgNO3 = 2 NO2 + 2 Ag + O2
NaClO3 = NaClO2 + O3 =>
3 NaClO3 = 3 NaClO2 + O3
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