| Équations équilibrées la veille |
Na2SO3 + 2 NaOH = Na2SO4 + 2 Na + H2O
Cr(s) + S8(s) = Cr2S3(s) =>
16 Cr(s) + 3 S8(s) = 8 Cr2S3(s)
H(O2){-} + OH{-} + Mo(OH)3 = MoO4{2-} + H2O =>
3 H(O2){-} + OH{-} + 2 Mo(OH)3 = 2 MoO4{2-} + 5 H2O
NH3 + HCI = NH4CI =>
NH3 + HCI = NH4CI
Fe + HCl = FeCl2 + H2 = =>
Fe + 2 HCl = FeCl2 + H2
MgS + H2O2 = Mg(OH)2 + S =>
MgS + H2O2 = Mg(OH)2 + S
CrO4{2-} + H{+} = Cr2O7{2-} + OH{-} =>
2 CrO4{2-} + H{+} = Cr2O7{2-} + OH{-}
CuH10O9S = CuSO4 + H2O =>
CuH10O9S = CuSO4 + 5 H2O
Zn + AgNO3 = Ag + Zn(NO3)2 =>
Zn + 2 AgNO3 = 2 Ag + Zn(NO3)2
Ba(NO3)2 + Na2HPO4 = BaHPO4 + Na + NO3 =>
Ba(NO3)2 + Na2HPO4 = BaHPO4 + 2 Na + 2 NO3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
lithiumchloride = chlorine + lithium =>
2 LiCl = Cl2 + 2 Li
CH3CH2CHO + O2 = CO2 + H2 =>
2 CH3CH2CHO + 5 O2 = 6 CO2 + 6 H2
Se + HNO3 = H2O + NO + SeO2 =>
3 Se + 4 HNO3 = 2 H2O + 4 NO + 3 SeO2
CdS + H2O2 = CdSO4 + H2O =>
CdS + 4 H2O2 = CdSO4 + 4 H2O
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
H(NO3) + Na(HCO3) = Na(NO3) + H(OH) + C2O4 =>
2 H(NO3) + 2 Na(HCO3) = 2 Na(NO3) + 2 H(OH) + C2O4
KC5H8NO4 + O2 = CO2 + H2O + NO2 + K2O =>
4 KC5H8NO4 + 25 O2 = 20 CO2 + 16 H2O + 4 NO2 + 2 K2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
KCl + (NH4)2SO4 = K2SO4 + NH4Cl =>
2 KCl + (NH4)2SO4 = K2SO4 + 2 NH4Cl
Zn + (AsO4)2 + HCl = ZnCl2 + H3AsO4 =>
3 Zn + (AsO4)2 + 6 HCl = 3 ZnCl2 + 2 H3AsO4
C400 = C2 =>
C400 = 200 C2
BeO + H2O = BeOOH2 =>
BeO + H2O = BeOOH2
KBr + NH4 = NH4Br + K =>
KBr + NH4 = NH4Br + K
C7H5(NO2)3 = C + CO2 + H2 + N2 =>
2 C7H5(NO2)3 = 8 C + 6 CO2 + 5 H2 + 3 N2
HClO4 + Ni(OH)3 = NiClO3 + (OH)4 =>
HClO4 + Ni(OH)3 = NiClO3 + (OH)4
CuCl2 + KI = KCl + CuCl + I2 =>
2 CuCl2 + 2 KI = 2 KCl + 2 CuCl + I2
CH2CHCH2Cl + KMnO4 + H2O = MnO2 + CH(OH)CH(OH)CH2Cl + KOH =>
CH2CHCH2Cl + KMnO4 + H2O = MnO2 + CH(OH)CH(OH)CH2Cl + KOH
COCl2 + KOH = KCl + K2CO3 + H2O =>
COCl2 + 4 KOH = 2 KCl + K2CO3 + 2 H2O
Mg3P2 + O2 = Mg3(PO4)2 =>
Mg3P2 + 4 O2 = Mg3(PO4)2
C4H10 + Cl2 = C4H10Cl2 =>
C4H10 + Cl2 = C4H10Cl2
Ag2O + HCl = H2O + AgCl =>
Ag2O + 2 HCl = H2O + 2 AgCl
Cr(NO3)3 + NaBiO3 + HNO3 = H2CrO7 + Bi(NO3)3 + NaNO3 + H2O =>
2 Cr(NO3)3 + 9 NaBiO3 + 30 HNO3 = 2 H2CrO7 + 9 Bi(NO3)3 + 9 NaNO3 + 13 H2O
Mg + KNO3 + H2O = Mg(OH)2 + NH3 + KOH =>
4 Mg + KNO3 + 6 H2O = 4 Mg(OH)2 + NH3 + KOH
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
SO2 + H2O = H2OSO2 =>
SO2 + H2O = H2OSO2
C7H8 + FeOOH + H{+} = CO2 + Fe{+2} + H2O =>
C7H8 + 36 FeOOH + 72 H{+} = 7 CO2 + 36 Fe{+2} + 58 H2O
Mg{+} + O{-}2 = MgO =>
Mg{+} + O{-}2 = MgO
Fe2(SO4)3 + Ba(OH)2 = Fe(OH)3 + BaSO4 =>
Fe2(SO4)3 + 3 Ba(OH)2 = 2 Fe(OH)3 + 3 BaSO4
KMnO4 + NaOH + Na2S2O5 = K2MnO4 + Na2MnO4 + Na2SO4 + H2O =>
4 KMnO4 + 6 NaOH + Na2S2O5 = 2 K2MnO4 + 2 Na2MnO4 + 2 Na2SO4 + 3 H2O
Br2(l) + (OH){-}(l) = Br{-}(aq) + BrO3{-}(aq) + H2O(aq) =>
3 Br2(l) + 6(OH){-}(l) = 5 Br{-}(aq) + BrO3{-}(aq) + 3 H2O(aq)
HN3 + H2O = NH4 + OH =>
HN3 + 11 H2O = 3 NH4 + 11 OH
NiSO4 + H2S = S + Ni(OH)2 + H2O =>
NiSO4 + 3 H2S = 4 S + Ni(OH)2 + 2 H2O
HSO4 + HBr = SO2 + H2O + Br2 =>
2 HSO4 + 6 HBr = 2 SO2 + 4 H2O + 3 Br2
P4 + H3O = PH3 + HPO3 =>
11 P4 + 36 H3O = 32 PH3 + 12 HPO3
AgCl + KCrO4 = KCl + AgCrO4 =>
AgCl + KCrO4 = KCl + AgCrO4
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Mg + H2SO4 = H2 + MgSO4 =>
Mg + H2SO4 = H2 + MgSO4
C6H4(OH)COOH + (CH3CO)2O = C6H4(OCOCH3)CO2H =>
11 C6H4(OH)COOH + (CH3CO)2O = 9 C6H4(OCOCH3)CO2H
Y2O3 + TiO2 + Ti = YTiO3 =>
2 Y2O3 + 3 TiO2 + Ti = 4 YTiO3
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