Équations équilibrées la veille |
C4H9Br + CH3ONa = C4H8 + CH3OH + NaBr
Al(s) + HCl(aw) = AlCl3(aq) + H2(g) =>
2 Al(s) + 6 HCl(aw) = 2 AlCl3(aq) + 3 H2(g)
Cr + HNO3 = Cr(NO3) + H2O + NO2 =>
Cr + 2 HNO3 = Cr(NO3) + H2O + NO2
NaCl(aq) + Pb(NO3)2(aq) = Na(NO3)2(aq) + PbCl =>
NaCl(aq) + Pb(NO3)2(aq) = Na(NO3)2(aq) + PbCl
CrI2 + Cl2 = CrCl + I2 =>
2 CrI2 + Cl2 = 2 CrCl + 2 I2
HNO3 + FeCl3 = HNO3Cl3 + Fe =>
HNO3 + FeCl3 = HNO3Cl3 + Fe
K3[Fe(CN)6](aq) + KOH(aq) + Cr(s) = K4Fe(CN)6(aq) + K2CrO4(aq) + H2O(l) =>
6 K3[Fe(CN)6](aq) + 8 KOH(aq) + Cr(s) = 6 K4Fe(CN)6(aq) + K2CrO4(aq) + 4 H2O(l)
BaCl2 + K2CrO4 = BaCrO4 + KCl =>
BaCl2 + K2CrO4 = BaCrO4 + 2 KCl
N2H2 + KMnO4 + H2SO4 = NO + MnSO4 + K2SO4 + H2O =>
5 N2H2 + 6 KMnO4 + 9 H2SO4 = 10 NO + 6 MnSO4 + 3 K2SO4 + 14 H2O
I2 + HNO3 = HIO3 + NO2 + H2O =>
I2 + 10 HNO3 = 2 HIO3 + 10 NO2 + 4 H2O
Al(NO3)3 + K2CO3 = Al2(CO3)3 + KNO3 =>
2 Al(NO3)3 + 3 K2CO3 = Al2(CO3)3 + 6 KNO3
(C2H5)4SiO4 + Si(OH)4 = Si2O(OH)6 + C2H5OH =>
(C2H5)4SiO4 + 7 Si(OH)4 = 4 Si2O(OH)6 + 4 C2H5OH
Li + Ca(NO3)2 = LiNO3 + Ca =>
2 Li + Ca(NO3)2 = 2 LiNO3 + Ca
MgSO4 + CO2 = MgCO3 + SO3 =>
MgSO4 + CO2 = MgCO3 + SO3
CH3COOH + CH3CH2CH(OH)CH3 = CH3COOCH3CH2CH3 + H2O =>
6 CH3COOH + 7 CH3CH2CH(OH)CH3 = 8 CH3COOCH3CH2CH3 + 3 H2O
CuSO4 + Na2S2O3 = Na2S4O6 + Na2SO4 + Cu2SO4 =>
2 CuSO4 + 2 Na2S2O3 = Na2S4O6 + Na2SO4 + Cu2SO4
(CH3)2SO2 + NaOH + H2O = NaHSO4 + CH3OH + H2 =>
(CH3)2SO2 + NaOH + 3 H2O = NaHSO4 + 2 CH3OH + 2 H2
HCl + Zn2S = H2S + ZnCl =>
2 HCl + Zn2S = H2S + 2 ZnCl
C3H70H + O2 = C + H2O =>
4 C3H70H + 71 O2 = 12 C + 142 H2O
Zn(BrO3)2 + Mn = Mn(BrO3)6 + Zn =>
3 Zn(BrO3)2 + Mn = Mn(BrO3)6 + 3 Zn
SO2 + Li2Se = SSe2 + Li2O(classification) =>
SO2 + 2 Li2Se = SSe2 + 2 Li2O(classification)
K + CuSO4 = Cu + KSO4 =>
K + CuSO4 = Cu + KSO4
RCOOH + Na2CO3 = RCOONa + H2O + CO2 =>
2 RCOOH + Na2CO3 = 2 RCOONa + H2O + CO2
HClO4(aq) + Mg(OH)2(aq) = H2O + Mg(ClO4)2 =>
2 HClO4(aq) + Mg(OH)2(aq) = 2 H2O + Mg(ClO4)2
C2H5OH + KMnO4 + H2SO4 = CH3COOH + H2O + K2SO3 + MnSO4 =>
3 C2H5OH + 2 KMnO4 + 3 H2SO4 = 3 CH3COOH + 6 H2O + K2SO3 + 2 MnSO4
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
HCl + Na(HO) = HOH + NaCl =>
HCl + Na(HO) = HOH + NaCl
Fe(III)Br + Pb(II)(ClO) = Fe(III)(ClO) + Pb(II)Br =>
Fe(III)Br + Pb(II)(ClO) = Fe(III)(ClO) + Pb(II)Br
Ca2 + CH3CO2 = Ca(CH3CO2)2 =>
Ca2 + 4 CH3CO2 = 2 Ca(CH3CO2)2
C5H4N4O12 = CO2 + H2O + N2 =>
C5H4N4O12 = 5 CO2 + 2 H2O + 2 N2
FrOH + HClO3 = FrClO3 + H2O =>
FrOH + HClO3 = FrClO3 + H2O
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
MnO4{-} + Br{-} + H2O = Br2 + MnO2 + OH{-} =>
2 MnO4{-} + 6 Br{-} + 4 H2O = 3 Br2 + 2 MnO2 + 8 OH{-}
CH3CH2CH2Br + HBr = CH3CHBrCH2Br + H2 =>
CH3CH2CH2Br + HBr = CH3CHBrCH2Br + H2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
H2Cr2O7 + Co(OH)3 = Co2(Cr2O7)3 + H2O =>
3 H2Cr2O7 + 2 Co(OH)3 = Co2(Cr2O7)3 + 6 H2O
Be3N2 + H2O(l) = Be(OH)2 + NH3(g) =>
Be3N2 + 6 H2O(l) = 3 Be(OH)2 + 2 NH3(g)
Na2CO3*10H2O = Na{+} + CO3{-2} + H2O =>
Na2CO3*10H2O = 2 Na{+} + CO3{-2} + 10 H2O
Na(HCO3)(s) + H(C2H3O2)(aq) = H2(CO3)(aq) + Na(C2H3O2)(aq) =>
Na(HCO3)(s) + H(C2H3O2)(aq) = H2(CO3)(aq) + Na(C2H3O2)(aq)
NiCl2(s) + O2(g) = NiO(s) + Cl2O5(g) =>
NiCl2(s) + 3 O2(g) = NiO(s) + Cl2O5(g)
Cu + Al(NO3)3 = CuAl + NO3 =>
Cu + Al(NO3)3 = CuAl + 3 NO3
KMnO4 + Cu + NaOH = K2MnO4 + Na2MnO4 + Cu(OH)2 =>
2 KMnO4 + Cu + 2 NaOH = K2MnO4 + Na2MnO4 + Cu(OH)2
HBr + KMnO4 = Br2 + KBr + MnBr2 + H2O =>
16 HBr + 2 KMnO4 = 5 Br2 + 2 KBr + 2 MnBr2 + 8 H2O
P(OCH3)3 = CH3PO(CH3)2 + O2 =>
P(OCH3)3 = CH3PO(CH3)2 + O2
SN(OH)2 + HCl = SNCl2 + H2O =>
SN(OH)2 + 2 HCl = SNCl2 + 2 H2O
CH4 + Br2 = CBr4 + HBr =>
CH4 + 4 Br2 = CBr4 + 4 HBr
Mg{2+} + HCO3{-} = MgCO3 + CO2 + H2O =>
Mg{2+} + 2 HCO3{-} = MgCO3 + CO2 + H2O
Fe(NO3)3 + Li(OH) = Li(NO3) + Fe(OH)3 =>
Fe(NO3)3 + 3 Li(OH) = 3 Li(NO3) + Fe(OH)3
Fe(NO3)3 + Na2S = Fe2S3 + NaNO3 =>
2 Fe(NO3)3 + 3 Na2S = Fe2S3 + 6 NaNO3
NaCO3 + MgSO4 = NaSO4 + MgCO3 =>
NaCO3 + MgSO4 = NaSO4 + MgCO3
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