Équations équilibrées la veille |
Sr(OH)2 + 2 HMnO4 = Sr(MnO4)2 + 2 H2O
CH3COCH3 + CH3OH = CH3CHOHCH2OCH3 =>
CH3COCH3 + CH3OH = CH3CHOHCH2OCH3
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
MgOHCe = HOMgCe =>
MgOHCe = HOMgCe
CuFeS2 + NaCN + H2O + O2 = Fe(OH)3 + Cu(CN)2 + NaOH + SCN =>
4 CuFeS2 + 16 NaCN + 14 H2O + 7 O2 = 4 Fe(OH)3 + 4 Cu(CN)2 + 16 NaOH + 8 SCN
K2[Be(OH)4] = Be(OH)2 + K2(OH)2 =>
K2[Be(OH)4] = Be(OH)2 + K2(OH)2
Zn + Ba(OH)2 = Zn(OH)2 + Ba =>
Zn + Ba(OH)2 = Zn(OH)2 + Ba
KCrO2 + HNO3 = Cr(NO3)3 + KNO3 + H2O =>
KCrO2 + 4 HNO3 = Cr(NO3)3 + KNO3 + 2 H2O
CS2 + H2O(l) = CO2(g) + H2S(g) =>
CS2 + 2 H2O(l) = CO2(g) + 2 H2S(g)
K + CI2 = KCI2 =>
K + CI2 = KCI2
NO3 + H2S = N + S + H2O =>
NO3 + 3 H2S = N + 3 S + 3 H2O
Na3[Ag(S2O3)2] + KCN = Na[Ag(CN)2] + K2S2O3NaCN =>
Na3[Ag(S2O3)2] + 4 KCN = Na[Ag(CN)2] + 2 K2S2O3NaCN
N2O = N2 + O3 =>
3 N2O = 3 N2 + O3
Mn + Na2CO3 = Na + MnCO3 =>
Mn + Na2CO3 = 2 Na + MnCO3
Ca + HCl = CaCl1 + H2 =>
2 Ca + 2 HCl = 2 CaCl1 + H2
KBrO3HCl = HBrO3KCl =>
KBrO3HCl = HBrO3KCl
SCl2 + SO3 = SO2 + SCl4 =>
2 SCl2 + 2 SO3 = 3 SO2 + SCl4
CH3COOH + O2 = CO2 + H2O =>
CH3COOH + 2 O2 = 2 CO2 + 2 H2O
Al + Cr2 + O3 = Al(Cr2O3) =>
Al + Cr2 + O3 = Al(Cr2O3)
HNO3 + H2O = H3O + NO3 =>
HNO3 + H2O = H3O + NO3
BaCl2 + H2SO4 = BaCl2H2SO4 =>
BaCl2 + H2SO4 = BaCl2H2SO4
BaCl2 + Na2Cr04 = BaCr4 + NaCl =>
BaCl2 + Na2Cr04 = BaCr4 + 2 NaCl
HNO3 + H2O = H3O + NO3 =>
HNO3 + H2O = H3O + NO3
Na3Cr(OH)6 + H2O2 = Na2Cr2O7 + NaOH + H2O =>
2 Na3Cr(OH)6 + 3 H2O2 = Na2Cr2O7 + 4 NaOH + 7 H2O
NaOCl + H2O + Fe = NaCl + FeOH =>
NaOCl + H2O + 2 Fe = NaCl + 2 FeOH
Ln + O2 = Ln2O3 =>
4 Ln + 3 O2 = 2 Ln2O3
NH3 + CaCO3 = CaCN2 + H2O =>
2 NH3 + CaCO3 = CaCN2 + 3 H2O
HPONaOH = NaPOH2O =>
HPONaOH = NaPOH2O
*6Al + *6HCl = *2AlCl + *3H2 =>
*6Al + *6HCl = 3*2AlCl + *3H2
NaF + H2SO4 = H2F + NaSO4 =>
NaF + H2SO4 = H2F + NaSO4
CO2HCH3 = CH3CO2COCH3 + H2O =>
2 CO2HCH3 = CH3CO2COCH3 + H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
NO + H2O = HNO3 + H2 =>
2 NO + 4 H2O = 2 HNO3 + 3 H2
BaCl2 + Na2Cr04 = BaCr4 + NaCl =>
BaCl2 + Na2Cr04 = BaCr4 + 2 NaCl
Mn + Na2CO3 = Na + MnCO3 =>
Mn + Na2CO3 = 2 Na + MnCO3
C5H15O6N + O2 = CO2 + H2O + NH4 =>
4 C5H15O6N + 19 O2 = 20 CO2 + 22 H2O + 4 NH4
LiOH + Be(OH)2 = Li2BeO2 + H2O =>
2 LiOH + Be(OH)2 = Li2BeO2 + 2 H2O
K2CrO4 + H2SO4 = K2SO4 + H + CrO4 =>
K2CrO4 + H2SO4 = K2SO4 + 2 H + CrO4
Cl2 + KBr(aq) = KCl(aq) + Br2 =>
Cl2 + 2 KBr(aq) = 2 KCl(aq) + Br2
AlBr3 + NaOH = Al(OH)3 + NaBr =>
AlBr3 + 3 NaOH = Al(OH)3 + 3 NaBr
Na3Cr(OH)6 + H2O2 = Na2CrO4 + NaOH + H2O =>
2 Na3Cr(OH)6 + 3 H2O2 = 2 Na2CrO4 + 2 NaOH + 8 H2O
Fe2(SO4)3 + Ag = Ag2SO4 + Fe =>
Fe2(SO4)3 + 6 Ag = 3 Ag2SO4 + 2 Fe
CO(OH)2 = CO2 + H2O =>
CO(OH)2 = CO2 + H2O
Hg2CO3 + CaBr2 = CaCO3 + HgBr =>
Hg2CO3 + CaBr2 = CaCO3 + 2 HgBr
O7 = O1 =>
O7 = 7 O1
BaCl2 + Na2Cr04 = BaCr4 + NaCl =>
BaCl2 + Na2Cr04 = BaCr4 + 2 NaCl
LiOH + Be(OH)2 = Li2BeO2 + H2O =>
2 LiOH + Be(OH)2 = Li2BeO2 + 2 H2O
KO = OK =>
KO = OK
CH3CH2COOH + K2CO3 = CO2 + CH3CH2COOK + H2O =>
2 CH3CH2COOH + K2CO3 = CO2 + 2 CH3CH2COOK + H2O
Mn + Na2CO3 = Na + MnCO3 =>
Mn + Na2CO3 = 2 Na + MnCO3
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