Équations équilibrées la veille |
3 Br2 + 2 Na = Na2Br6
FeCl2 + NaOH + H2O2 = Fe(OH)3 + NaCl =>
2 FeCl2 + 4 NaOH + H2O2 = 2 Fe(OH)3 + 4 NaCl
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
N2H4O3 = N2 + O2 + H2O =>
2 N2H4O3 = 2 N2 + O2 + 4 H2O
H2SNH4OH = NH4HSH2O =>
H2SNH4OH = NH4HSH2O
CaO(s) + HBr(aq) = CaBr2(aq) + H2O(l) =>
CaO(s) + 2 HBr(aq) = CaBr2(aq) + H2O(l)
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
Na2S + HCl = H2S + NaCl =>
Na2S + 2 HCl = H2S + 2 NaCl
AlBr3 + K2SO3 = Al2O3 + SO2 + KBr =>
2 AlBr3 + 3 K2SO3 = Al2O3 + 3 SO2 + 6 KBr
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
SnCl4 = Cl + Sn =>
SnCl4 = 4 Cl + Sn
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
NaFeO2 + NaClO + NaOH = Na2FeO4 + NaCl + H2O =>
2 NaFeO2 + 3 NaClO + 2 NaOH = 2 Na2FeO4 + 3 NaCl + H2O
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Na2CO3 + HCI = NaCI + H2CO3 =>
Na2CO3 + 2 HCI = 2 NaCI + H2CO3
Cu(NO3)2(aq) + K(s) = K(NO3)(aq) + Cu(s) =>
Cu(NO3)2(aq) + 2 K(s) = 2 K(NO3)(aq) + Cu(s)
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
CH3OH + Li = CH2LiOH + H2 =>
2 CH3OH + 2 Li = 2 CH2LiOH + H2
C6H12O + Na = C6H11ONa + H2 =>
2 C6H12O + 2 Na = 2 C6H11ONa + H2
FeCl3 + Na2S = Fe2S3 + NaCl =>
2 FeCl3 + 3 Na2S = Fe2S3 + 6 NaCl
CH4 + C = C11H24 =>
6 CH4 + 5 C = C11H24
NaNO2 + Na = Na2O + N2 =>
2 NaNO2 + 6 Na = 4 Na2O + N2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Al + Ba(OH)2 + H2O = Ba2[Al(OH)6] + H2 =>
Al + 2 Ba(OH)2 + 2 H2O = Ba2[Al(OH)6] + H2
C7H15COOH + O2 = CO + H2O =>
C7H15COOH + 7 O2 = 8 CO + 8 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
ZnS + CaO + C = Zn + CaS + CO =>
ZnS + CaO + C = Zn + CaS + CO
Zn + CuCo3 = ZnCo3 + Cu =>
Zn + CuCo3 = ZnCo3 + Cu
KOHH2SO4 = KSH3O5 =>
KOHH2SO4 = KSH3O5
BeO + LiOH = Be(OH)2 + Li2O =>
BeO + 2 LiOH = Be(OH)2 + Li2O
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
AgF + CH3COOH = CH3COOAg + HF =>
AgF + CH3COOH = CH3COOAg + HF
NaH2PO2 + KMnO4 + H2O = MnO2 + NaH2PO4 + KOH =>
3 NaH2PO2 + 4 KMnO4 + 2 H2O = 4 MnO2 + 3 NaH2PO4 + 4 KOH
K + H2SO4 = H2S + K2O =>
8 K + H2SO4 = H2S + 4 K2O
NaOH + HCl = NaCl + HOH =>
NaOH + HCl = NaCl + HOH
CH2O + K2CrO4 + H2SO4 = HCOOH + KSO4 + Cr2(SO4)3 + H2O =>
CH2O + 2 K2CrO4 + 7 H2SO4 = HCOOH + 4 KSO4 + Cr2(SO4)3 + 7 H2O
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
C8H18(f) + O2(g) = CO2(g) + H2O(g) =>
2 C8H18(f) + 25 O2(g) = 16 CO2(g) + 18 H2O(g)
Al + Fe3N2 = AlN + Fe =>
2 Al + Fe3N2 = 2 AlN + 3 Fe
Ca2CO3 = CO2 + Ca2O =>
Ca2CO3 = CO2 + Ca2O
CH3CH2CH3 + O2 = HCOOH + H2O =>
2 CH3CH2CH3 + 7 O2 = 6 HCOOH + 2 H2O
HNO2 + KMnO4 + HSO4 = HNO3 + MnSO4 + K2SO4 + H2O =>
13 HNO2 + 4 KMnO4 + 6 HSO4 = 13 HNO3 + 4 MnSO4 + 2 K2SO4 + 3 H2O
CH3CH2OK + H2O = CH3CH2OH + KOH =>
CH3CH2OK + H2O = CH3CH2OH + KOH
SO2NO2 = SO3 + NO =>
SO2NO2 = SO3 + NO
Fe + NH3 = Fe6N2 + H2 =>
6 Fe + 2 NH3 = Fe6N2 + 3 H2
KCl + LiNo3 = KNo3 + LiCl =>
KCl + LiNo3 = KNo3 + LiCl
K2CrO4 + KOH + H[SnCl3] + H2O = K[Cr(OH)4] + K2[Sn(OH)6] + KCl =>
2 K2CrO4 + 13 KOH + 3 H[SnCl3] + 5 H2O = 2 K[Cr(OH)4] + 3 K2[Sn(OH)6] + 9 KCl
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