Équations équilibrées la veille |
2 KMnO4 + 16 HBr = 8 H2O + 5 Br2 + 2 MnBr2 + 2 KBr
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
SO3 + Fe(OH)3 = Fe2(SO4)3 + H2O =>
3 SO3 + 2 Fe(OH)3 = Fe2(SO4)3 + 3 H2O
Na + H2O2 = H2 + NaO2 =>
Na + H2O2 = H2 + NaO2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
FeCl3 + Mn(OH)2 = Fe(OH)3 + MnCl2 =>
2 FeCl3 + 3 Mn(OH)2 = 2 Fe(OH)3 + 3 MnCl2
C5H6Cl2N2O2 + HNO3 + FeS2 + H2O = Cl2 + FeNO2 + H2S + CO2 =>
5 C5H6Cl2N2O2 + 22 HNO3 + 32 FeS2 + 38 H2O = 5 Cl2 + 32 FeNO2 + 64 H2S + 25 CO2
KHCO3 + Al(NO3)3 = Al(OH)3 + CO2 + KNO3 =>
3 KHCO3 + Al(NO3)3 = Al(OH)3 + 3 CO2 + 3 KNO3
CH4N2O + HNO3 = CH4NO3 + HN2O =>
CH4N2O + HNO3 = CH4NO3 + HN2O
Li2OH2O = LiOH =>
Li2OH2O = 2 LiOH
NaCl + SO + H2O + O2 = Na2SO4 + HCl =>
2 NaCl + SO + H2O + O2 = Na2SO4 + 2 HCl
KCl + H2SO4 = K2SO4 + Cl2 + SO2 + H2O =>
2 KCl + 2 H2SO4 = K2SO4 + Cl2 + SO2 + 2 H2O
LiCl + AlN = AlCl3 + Li3N =>
3 LiCl + AlN = AlCl3 + Li3N
F2 + Na2CO3 = NaF + CO2 + O2 =>
2 F2 + 2 Na2CO3 = 4 NaF + 2 CO2 + O2
Na + H2O = H2 + NaO2 =>
Na + 2 H2O = 2 H2 + NaO2
Ga2O3 + HCl = GaCl3 + H2O =>
Ga2O3 + 6 HCl = 2 GaCl3 + 3 H2O
NaCO3 + Cu2SO4 = CuCO3 + Na2SO4 =>
2 NaCO3 + Cu2SO4 = 2 CuCO3 + Na2SO4
Cl + Pb = Pb2Cl3 =>
3 Cl + 2 Pb = Pb2Cl3
SO4 + SrO = SrSO4 + O2 =>
2 SO4 + 2 SrO = 2 SrSO4 + O2
N4 + O10 = N2O5 =>
N4 + O10 = 2 N2O5
SO2(g) + NaOH(s) = Na2SO3(s) + H2O(l) =>
SO2(g) + 2 NaOH(s) = Na2SO3(s) + H2O(l)
Al + HNO3 = NH4OH + Al(NO3)3 + H2O =>
8 Al + 27 HNO3 = 3 NH4OH + 8 Al(NO3)3 + 6 H2O
AgCl + HF = AgF + HCl =>
AgCl + HF = AgF + HCl
CH4 + H2O = CO2 + H2 =>
CH4 + 2 H2O = CO2 + 4 H2
AgNO3 + Zn2(SO4)2 = Ag2SO4 + Zn(NO3)2 =>
4 AgNO3 + Zn2(SO4)2 = 2 Ag2SO4 + 2 Zn(NO3)2
SO3 + Ba(NO3)2 = BaSO4 + N2 + O2 =>
2 SO3 + 2 Ba(NO3)2 = 2 BaSO4 + 2 N2 + 5 O2
NiBr2 + Na2SO4 = NiSO4 + BrNa =>
NiBr2 + Na2SO4 = NiSO4 + 2 BrNa
Cr2O + H2SO4 = Cr2(SO4)3 + SO2 + H2O =>
Cr2O + 5 H2SO4 = Cr2(SO4)3 + 2 SO2 + 5 H2O
(C6H4(CH3)2) + O2 = CO2 + H2O =>
2(C6H4(CH3)2) + 21 O2 = 16 CO2 + 10 H2O
Pb(OH)4 + FePO4 = Pb3(PO4)4 + Fe(OH)3 =>
3 Pb(OH)4 + 4 FePO4 = Pb3(PO4)4 + 4 Fe(OH)3
H2SO4 + Hg = Hg2SO4 + H =>
H2SO4 + 2 Hg = Hg2SO4 + 2 H
NaHCO3(s) + CH3COOH(l) = CH3COONa(l) + H2O(l) + CO2(g) =>
NaHCO3(s) + CH3COOH(l) = CH3COONa(l) + H2O(l) + CO2(g)
SrO + H2O = Sr + OH =>
SrO + H2O = Sr + 2 OH
NaCl + H2SO4(aq) = Na2SO4 + HCl =>
2 NaCl + H2SO4(aq) = Na2SO4 + 2 HCl
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
Al + KOH + H2SO4 + H2O = KAl(SO4)2*12H2O + H2 =>
2 Al + 2 KOH + 4 H2SO4 + 22 H2O = 2 KAl(SO4)2*12H2O + 3 H2
HOCl(aq) + NaOH(aq) = H2O(l) + NaOCl(aq) =>
HOCl(aq) + NaOH(aq) = H2O(l) + NaOCl(aq)
FeCl2 + KHS = FeS + HCl + KCl =>
FeCl2 + KHS = FeS + HCl + KCl
Cr(NO3)3 + NaOH = Cr(OH)3 + NaNO3 =>
Cr(NO3)3 + 3 NaOH = Cr(OH)3 + 3 NaNO3
K2CO3 + CaCl = K2CO3CaCl =>
K2CO3 + CaCl = K2CO3CaCl
Ag2S = Ag + S9 =>
9 Ag2S = 18 Ag + S9
LiO + Si = Li + SiO =>
LiO + Si = Li + SiO
Ca(C2H302)2 + H3PO4 = Ca3(PO4)2 + HC2H302 =>
3 Ca(C2H302)2 + 2 H3PO4 = Ca3(PO4)2 + 6 HC2H302
NiOH2SO4 = NiSO4H2O =>
NiOH2SO4 = NiSO4H2O
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
HCl + FeAl = FeCl3 + Al + H2 =>
6 HCl + 2 FeAl = 2 FeCl3 + 2 Al + 3 H2
Sb2S3 + K2S + S = K3SbS4 =>
Sb2S3 + 3 K2S + 2 S = 2 K3SbS4
CH2CH2 + HF = CH3CH2F =>
CH2CH2 + HF = CH3CH2F
Na2SO4 + FeCl3 = Na3Cl3 + Fe2(SO4)3 =>
3 Na2SO4 + 2 FeCl3 = 2 Na3Cl3 + Fe2(SO4)3
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