Équations équilibrées la veille |
MoS3 + H2 = MoS2 + H2S
C6H5CH3 + H2SO4 = C6H4CH3HSO3 + H2O =>
C6H5CH3 + H2SO4 = C6H4CH3HSO3 + H2O
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
Zn + Na2SO4 = Zn(SO4)2 + Na =>
Zn + 2 Na2SO4 = Zn(SO4)2 + 4 Na
MgO + SO2 = Mg + SO3 =>
MgO + SO2 = Mg + SO3
SrCl2 + K2CrO4 = K2Cl2 + SrCrO4 =>
SrCl2 + K2CrO4 = K2Cl2 + SrCrO4
C21H22O9 + O2 = CO2 + H2O =>
C21H22O9 + 22 O2 = 21 CO2 + 11 H2O
C17H35COOH + Mg = C17H35COOMg + H2 =>
2 C17H35COOH + 2 Mg = 2 C17H35COOMg + H2
H3PO4 + FeBr3 = HBr + Fe3 + (PO4)2 =>
6 H3PO4 + 6 FeBr3 = 18 HBr + 2 Fe3 + 3(PO4)2
KHF + NaOH = H2O + KNaF =>
KHF + NaOH = H2O + KNaF
PH3 + KMnO4 + H2SO4 = KSO4 + MnSO4 + H3PO4 + H2O =>
PH3 + 2 KMnO4 + 4 H2SO4 = 2 KSO4 + 2 MnSO4 + H3PO4 + 4 H2O
Al[OH]3 + H2CO3 = Al2[CO3]3 + H2O =>
2 Al[OH]3 + 3 H2CO3 = Al2[CO3]3 + 6 H2O
BrO3 + H3O = Br2 + H2O =>
2 BrO3 + 12 H3O = Br2 + 18 H2O
SrCl2 + Li2CO3 = LiCl + SrCO3 =>
SrCl2 + Li2CO3 = 2 LiCl + SrCO3
FeCr2O4 + NaOH + O2 = Na2CrO4 + FeO3 + H2O =>
2 FeCr2O4 + 8 NaOH + 5 O2 = 4 Na2CrO4 + 2 FeO3 + 4 H2O
CH4 + HI = CH5 + I2 =>
2 CH4 + 2 HI = 2 CH5 + I2
KClO3 + Zn = KCl + ZnO =>
KClO3 + 3 Zn = KCl + 3 ZnO
K2Cr2O7 + H2O + S8 = SO2 + KOH + CrO =>
4 K2Cr2O7 + 4 H2O + S8 = 8 SO2 + 8 KOH + 8 CrO
H2CO3 + ZnO = Zn(HCO3)2 + H2O =>
2 H2CO3 + ZnO = Zn(HCO3)2 + H2O
Y + O2 = Y2O =>
4 Y + O2 = 2 Y2O
CoCO3 + Ca(CN)2 = Co(CN)2 + CaCO3 =>
CoCO3 + Ca(CN)2 = Co(CN)2 + CaCO3
ClNa = NaCl =>
ClNa = NaCl
Na2O + H2SO4 = Na2SO4 + H2O =>
Na2O + H2SO4 = Na2SO4 + H2O
AgNO3 + Cl2 = AgCl2 + NO3 =>
AgNO3 + Cl2 = AgCl2 + NO3
Cl2 + K2 = KCl =>
Cl2 + K2 = 2 KCl
AgNO3 + Li = Ag + LiNO3 =>
AgNO3 + Li = Ag + LiNO3
Ag + HBr = AgHBr =>
Ag + HBr = AgHBr
CuClHI = CuIHCl =>
CuClHI = CuIHCl
HgNO3 + K2CrO4 = KNO3 + Hg2CrO4 =>
2 HgNO3 + K2CrO4 = 2 KNO3 + Hg2CrO4
K2(SO4) + Ba(NO3)2 = Ba(SO4) + K2(NO3)2 =>
K2(SO4) + Ba(NO3)2 = Ba(SO4) + K2(NO3)2
MgCl2(aq) + NH3(aq) = Mg(s) + NH3Cl(aq) =>
MgCl2(aq) + 2 NH3(aq) = Mg(s) + 2 NH3Cl(aq)
Ca + H2SO4 = CaSO4 + H2 =>
Ca + H2SO4 = CaSO4 + H2
CaO + C = CaC2CO =>
CaO + 3 C = CaC2CO
Na + (H)2O = NaOH + H2 =>
2 Na + 2(H)2O = 2 NaOH + H2
(C6H10O5)150 + H2O = C6H12O6 =>
(C6H10O5)150 + 150 H2O = 150 C6H12O6
KMnO4 + H2O + KNO2 = MnO2 + HNO3 + K =>
KMnO4 + 2 H2O + 4 KNO2 = MnO2 + 4 HNO3 + 5 K
KSCN + H2Cr2O7 + K2Cr2O7 = CO2 + NO2 + Cr2O3 + K2SO4 + H2O =>
2 KSCN + 4 H2Cr2O7 + K2Cr2O7 = 2 CO2 + 2 NO2 + 5 Cr2O3 + 2 K2SO4 + 4 H2O
Fe + O2 + H20(water) = Fe(OH)2 =>
10 Fe + 10 O2 + H20(water) = 10 Fe(OH)2
KMnO4 + KBr + CH3COOH = (CH3COO)Mn + Br2 + CH2COOK + H2O =>
4 KMnO4 + 10 KBr + 18 CH3COOH = 4(CH3COO)Mn + 5 Br2 + 14 CH2COOK + 16 H2O
Cd + HNO3 = Cd(NO3)2 + H2 =>
Cd + 2 HNO3 = Cd(NO3)2 + H2
KMnO4 + Na2SO3 + NaOH = Na2KMnO4 + Na2SO4 + H2O =>
KMnO4 + Na2SO3 + 2 NaOH = Na2KMnO4 + Na2SO4 + H2O
Fe{3+} + C2O4{2-} = Fe(C2O4)3{3-} =>
Fe{3+} + 3 C2O4{2-} = Fe(C2O4)3{3-}
HCH3COO + AlOH = H2O + AlCH3COO =>
HCH3COO + AlOH = H2O + AlCH3COO
Cu2S + HNO3 = Cu(NO3)2 + H2SO4 + NO + H2O =>
3 Cu2S + 22 HNO3 = 6 Cu(NO3)2 + 3 H2SO4 + 10 NO + 8 H2O
H3PO4 + Ca(OH)2 = H2O + CaOH3PO4 =>
H3PO4 + Ca(OH)2 = H2O + CaOH3PO4
HF + K(OH)2 = KF2 + H2O =>
2 HF + K(OH)2 = KF2 + 2 H2O
Cr2O3 + Na2SO4 + NaOH + O2 = Na2CrO4 + H2SO4 =>
2 Cr2O3 + 2 Na2SO4 + 4 NaOH + 3 O2 = 4 Na2CrO4 + 2 H2SO4
CaO + NaOH = Ca(OH)2 + Na2O =>
CaO + 2 NaOH = Ca(OH)2 + Na2O
N2H8CO3 + NaOH = Na2CO3 + NH3 + H2O =>
N2H8CO3 + 2 NaOH = Na2CO3 + 2 NH3 + 2 H2O
BaCl2 + HCl = H2Ba + Cl =>
BaCl2 + 2 HCl = H2Ba + 4 Cl
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