Équations équilibrées la veille |
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
(NH4)2Cr2O7 + Ba(NO3)2 = (NH4)2Ba + (NO3)2Cr2O7 =>
(NH4)2Cr2O7 + Ba(NO3)2 = (NH4)2Ba + (NO3)2Cr2O7
C10H16 + KMnO4 + H2O = C10H20O4 + MnO2 + KOH =>
3 C10H16 + 4 KMnO4 + 8 H2O = 3 C10H20O4 + 4 MnO2 + 4 KOH
Cr + HCl = CrCl3 + H2 =>
2 Cr + 6 HCl = 2 CrCl3 + 3 H2
Kr + H2O = H2 + KrOH =>
2 Kr + 2 H2O = H2 + 2 KrOH
(NH4)2Cr2O7 + Ba(NO3)2 = (NH4)2Ba + (NO3)2Cr2O7 =>
(NH4)2Cr2O7 + Ba(NO3)2 = (NH4)2Ba + (NO3)2Cr2O7
Kr + H2O = H2 + KrOH =>
2 Kr + 2 H2O = H2 + 2 KrOH
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Kr + H2O = H2 + KrOH =>
2 Kr + 2 H2O = H2 + 2 KrOH
CuHOH = HCuOH =>
CuHOH = HCuOH
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
Cr + HCl = CrCl3 + H2 =>
2 Cr + 6 HCl = 2 CrCl3 + 3 H2
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
Kr + H2O = H2 + KrOH =>
2 Kr + 2 H2O = H2 + 2 KrOH
(NH4)2Cr2O7 + Ba(NO3)2 = (NH4)2Ba + (NO3)2Cr2O7 =>
(NH4)2Cr2O7 + Ba(NO3)2 = (NH4)2Ba + (NO3)2Cr2O7
CuFeS2 + O2 = Cu + FeO + SO2 =>
2 CuFeS2 + 5 O2 = 2 Cu + 2 FeO + 4 SO2
(COOH)2 + NaOH = (COONa)2 + H2O =>
(COOH)2 + 2 NaOH = (COONa)2 + 2 H2O
CeO2 + KI + HCl = KCl + CeCl3 + H2O + I2 =>
2 CeO2 + 2 KI + 8 HCl = 2 KCl + 2 CeCl3 + 4 H2O + I2
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
CaSO3 + SO2 + H2O = Ca(HSO3)2 =>
CaSO3 + SO2 + H2O = Ca(HSO3)2
Li2O + H2O = LiOH =>
Li2O + H2O = 2 LiOH
(NH4)2Cr2O7 + Ba(NO3)2 = (NH4)2Ba + (NO3)2Cr2O7 =>
(NH4)2Cr2O7 + Ba(NO3)2 = (NH4)2Ba + (NO3)2Cr2O7
Kr + H2O = H2 + KrOH =>
2 Kr + 2 H2O = H2 + 2 KrOH
CuSO4 + KOH = Cu(OH)2 + K2SO4 =>
CuSO4 + 2 KOH = Cu(OH)2 + K2SO4
Al + NaHCO3 = NaAl9O14 + Na + CO + H2 =>
18 Al + 14 NaHCO3 = 2 NaAl9O14 + 12 Na + 14 CO + 7 H2
(NH4)2Cr2O7 + Ba(NO3)2 = (NH4)2Ba + (NO3)2Cr2O7 =>
(NH4)2Cr2O7 + Ba(NO3)2 = (NH4)2Ba + (NO3)2Cr2O7
NiS + HNO3 = Ni(NO3)2 + S + NO2 + H2O =>
NiS + 4 HNO3 = Ni(NO3)2 + S + 2 NO2 + 2 H2O
MgHH2O = H2MgOH =>
MgHH2O = H2MgOH
CH3CH2CH2OH + CH3CH2COOH = C6H12O2 + H2O =>
CH3CH2CH2OH + CH3CH2COOH = C6H12O2 + H2O
Kr + H2O = H2 + KrOH =>
2 Kr + 2 H2O = H2 + 2 KrOH
H2O2 + KClO3 = KClO4 + H2O =>
H2O2 + KClO3 = KClO4 + H2O
H2SO3 + LiOH = H3O + LiSO3 =>
H2SO3 + LiOH = H3O + LiSO3
(NH4)2Cr2O7 + Ba(NO3)2 = (NH4)2Ba + (NO3)2Cr2O7 =>
(NH4)2Cr2O7 + Ba(NO3)2 = (NH4)2Ba + (NO3)2Cr2O7
LiOH*H2O + H2O2*H2O = Li2O2*H2O2*3H2O + H2O =>
2 LiOH*H2O + 2 H2O2*H2O = Li2O2*H2O2*3H2O + 3 H2O
ZnSO4 + (NH4)2 = SO4 + Zn(NH4)2 =>
ZnSO4 + (NH4)2 = SO4 + Zn(NH4)2
C7H6 + O2 = CO2 + H2O =>
2 C7H6 + 17 O2 = 14 CO2 + 6 H2O
KMnO4 + C9H8O4 = CO2 + H2O + K2CO3 + Mn2O3 =>
18 KMnO4 + 2 C9H8O4 = 9 CO2 + 8 H2O + 9 K2CO3 + 9 Mn2O3
H2SO4 + Na2 = H2 + Na2SO4 =>
H2SO4 + Na2 = H2 + Na2SO4
FeCl3 + (NH4)(SCN) = (NH4)Cl + Fe(SCN)3 =>
FeCl3 + 3(NH4)(SCN) = 3(NH4)Cl + Fe(SCN)3
MnO2 + HNO3 + NO = Mn(NO3)2 + H2O =>
3 MnO2 + 4 HNO3 + 2 NO = 3 Mn(NO3)2 + 2 H2O
Cu(OH)2 + HCl = CuOHCl + H2O =>
Cu(OH)2 + HCl = CuOHCl + H2O
Cu2S2 + NaOH = Cu(OH)2 + Na2S =>
Cu2S2 + 4 NaOH = 2 Cu(OH)2 + 2 Na2S
Al + MnO = AlO + Mn =>
Al + MnO = AlO + Mn
GaBr3 + Na2SO3 = Ga2(SO3)3 + NaBr =>
2 GaBr3 + 3 Na2SO3 = Ga2(SO3)3 + 6 NaBr
(NH4)2Cr2O7 + Ba(NO3)2 = (NH4)2Ba + (NO3)2Cr2O7 =>
(NH4)2Cr2O7 + Ba(NO3)2 = (NH4)2Ba + (NO3)2Cr2O7
CH3CH2OH(l) + O2(g) = CH3CHO(ag) + H2O(l) =>
2 CH3CH2OH(l) + O2(g) = 2 CH3CHO(ag) + 2 H2O(l)
Cu2O + H2SO4 = Cu2SO4 + H2O =>
Cu2O + H2SO4 = Cu2SO4 + H2O
Kr + H2O = H2 + KrOH =>
2 Kr + 2 H2O = H2 + 2 KrOH
K2MnO4 + KI + H2O = MnO2 + I2 + KOH =>
K2MnO4 + 2 KI + 2 H2O = MnO2 + I2 + 4 KOH
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
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