Équations équilibrées la veille |
5 KBiO3 + 2 Mn(NO3)2 + 14 HNO3 = 2 KMnO4 + 3 KNO3 + 5 Bi(NO3)3 + 7 H2O
Cr + O2 = Cr2O34 =>
2 Cr + 17 O2 = Cr2O34
TiCl4 + NaNH2 = NaCl + (NH4)2TiCl4(NH2)2 + TiNCl =>
3 TiCl4 + 6 NaNH2 = 6 NaCl + (NH4)2TiCl4(NH2)2 + 2 TiNCl
Ba + P4 = BaP4 =>
Ba + P4 = BaP4
Fe2O3 + LiF = FeF3 + Li2O =>
Fe2O3 + 6 LiF = 2 FeF3 + 3 Li2O
CrCl3 + AgNO3 = Cr(NO3)3 + AgCl =>
CrCl3 + 3 AgNO3 = Cr(NO3)3 + 3 AgCl
HNO3 + Mn(OH)2 = H2O + Mn(NO3)2 =>
2 HNO3 + Mn(OH)2 = 2 H2O + Mn(NO3)2
SO2 + Na2CO3 = Na2SO3 + CO2 =>
SO2 + Na2CO3 = Na2SO3 + CO2
H2SO4 = H + O + S20 =>
20 H2SO4 = 40 H + 80 O + S20
(HO) = H2O + O2 =>
4(HO) = 2 H2O + O2
C8H9NO2NaOHC4H9I = C12H17NO2NaIH2O =>
C8H9NO2NaOHC4H9I = C12H17NO2NaIH2O
NaCl + Cu(NO3)2 = Na(NO3)2 + CuCl =>
NaCl + Cu(NO3)2 = Na(NO3)2 + CuCl
Sn(ClO3)2 + K2S = SnS + KClO3 =>
Sn(ClO3)2 + K2S = SnS + 2 KClO3
Zn + NaCl = ZnCl2 + Na2 =>
Zn + 2 NaCl = ZnCl2 + Na2
NaCl + Cu(NO3)2 = Na(NO3) + CuCl2 =>
2 NaCl + Cu(NO3)2 = 2 Na(NO3) + CuCl2
Cu(NO3)2 + NaCl = CuCl2 + NaNO3 =>
Cu(NO3)2 + 2 NaCl = CuCl2 + 2 NaNO3
CH3CH2CH2CH2OHCH3COOH = CH3COOCH2CH2CH2CH3H2O =>
CH3CH2CH2CH2OHCH3COOH = CH3COOCH2CH2CH2CH3H2O
Na2CO3H + MgCl2 = NaCl + MgCO3H =>
Na2CO3H + MgCl2 = 2 NaCl + MgCO3H
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
MgSO4(aq) + BaCl2(aq) = MgCl2(aq) + BaSO4(aq) =>
MgSO4(aq) + BaCl2(aq) = MgCl2(aq) + BaSO4(aq)
CH3CH2COOHCH3OH = C4H8O2H2O =>
CH3CH2COOHCH3OH = C4H8O2H2O
CH3CH2MgBrH2O = CH3CH3Mg(OH)Br =>
CH3CH2MgBrH2O = CH3CH3Mg(OH)Br
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
(NH2)2CO + CuO = CO2 + N2 + Cu + H2O =>
(NH2)2CO + 3 CuO = CO2 + N2 + 3 Cu + 2 H2O
KOH = K2O + H2O =>
2 KOH = K2O + H2O
KI(aq) + Na2CO3(aq) = K2CO3(aq) + NaI(aq) =>
2 KI(aq) + Na2CO3(aq) = K2CO3(aq) + 2 NaI(aq)
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
Ba(NO3)2 + K2SO4 = BaSO4 + KNO3 =>
Ba(NO3)2 + K2SO4 = BaSO4 + 2 KNO3
CuO + NaOH = Na2CuO2 + H2O =>
CuO + 2 NaOH = Na2CuO2 + H2O
Cr(IO4)3 + PbS = Cr2S3 + Pb(IO4)2 =>
2 Cr(IO4)3 + 3 PbS = Cr2S3 + 3 Pb(IO4)2
Cr(OH)3 + KOH + KClO3 = K2CrO4 + H2O + HCl =>
2 Cr(OH)3 + 3 KOH + KClO3 = 2 K2CrO4 + 4 H2O + HCl
Al2(SO3)3 + Ni(NO3)2 = Al(NO3)3 + NiO3S =>
Al2(SO3)3 + 3 Ni(NO3)2 = 2 Al(NO3)3 + 3 NiO3S
HClO3(aq) + NaOH(aq) = H2O + NaClO3(s) =>
HClO3(aq) + NaOH(aq) = H2O + NaClO3(s)
Cr2(SO4)3 + (NH4)2S = Cr2S3 + (NH4)2(SO4) =>
Cr2(SO4)3 + 3(NH4)2S = Cr2S3 + 3(NH4)2(SO4)
Li2O + Na2SO3 = Li2SO3 + Na2O =>
Li2O + Na2SO3 = Li2SO3 + Na2O
CH3COOHCH3CH(OH)CH3 = CH3COOCH(CH3)2H2O =>
CH3COOHCH3CH(OH)CH3 = CH3COOCH(CH3)2H2O
Al2 + CuSO4 = Al2(SO4)3 + Cu2 =>
2 Al2 + 6 CuSO4 = 2 Al2(SO4)3 + 3 Cu2
NH4NO3 + NaOH = NaNH4 + OHNO3 =>
NH4NO3 + NaOH = NaNH4 + OHNO3
HNO3 + HI + HCl = NH4Cl + I2 + H2O =>
HNO3 + 8 HI + HCl = NH4Cl + 4 I2 + 3 H2O
Si3H6 + H2O = Si(OH)4 + H =>
Si3H6 + 12 H2O = 3 Si(OH)4 + 18 H
Mg(s) + ZnBr2(aq) = Zn + MgBr2 =>
Mg(s) + ZnBr2(aq) = Zn + MgBr2
As2O3 + VO2{+} + H{+} = As2O5 + VO{2+} + H2O = =>
As2O3 + 4 VO2{+} + 4 H{+} = As2O5 + 4 VO{2+} + 2 H2O
HeS + AuRa = HeAuSRa =>
HeS + AuRa = HeAuSRa
KMnO4 + C8H10 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
42 KMnO4 + 5 C8H10 + 63 H2SO4 = 40 CO2 + 42 MnSO4 + 21 K2SO4 + 88 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
CH4(g)Br2(g) = CH3Br(g)HBr(g) =>
CH4(g)Br2(g) = CH3Br(g)HBr(g)
Al + I2 = AlI3 =>
2 Al + 3 I2 = 2 AlI3
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
CuO + KOH + H2O = K2[Cu(OH)4] =>
CuO + 2 KOH + H2O = K2[Cu(OH)4]
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