Équations équilibrées la veille |
CH3COCH3 + 2 CuCl2 = CH3COCH2Cl + 2 CuCl + HCl
K2CrO4 + H2SO4 = CrO3 + K2SO4 + H2O =>
K2CrO4 + H2SO4 = CrO3 + K2SO4 + H2O
I2O7 + NiOH2 = H2O + NiI2 + O2 =>
2 I2O7 + 2 NiOH2 = 2 H2O + 2 NiI2 + 7 O2
Al + Pb(NO3)2 = Al(NO3)3 + Pb =>
2 Al + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 Pb
NaH + H2O = NaOH + H2 =>
NaH + H2O = NaOH + H2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CH3OH + KMnO4 = HCOOH + KOH + MnO2 + H2O =>
3 CH3OH + 4 KMnO4 = 3 HCOOH + 4 KOH + 4 MnO2 + H2O
Mg(NO3)2*6H2O = MgO + NO2 + O2 + H2O =>
2 Mg(NO3)2*6H2O = 2 MgO + 4 NO2 + O2 + 12 H2O
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
LiOH + CO2 = Li2CO3 + H2O =>
2 LiOH + CO2 = Li2CO3 + H2O
C6H7NO3S + NaOH = C6H5NH2 + Na2SO4 + H2O =>
C6H7NO3S + 2 NaOH = C6H5NH2 + Na2SO4 + H2O
SO2 + H2S = H2SO4 + S =>
2 SO2 + H2S = H2SO4 + 2 S
KL + Pb(NO3)2 = KNO3 + PbL2 =>
2 KL + Pb(NO3)2 = 2 KNO3 + PbL2
Na2S4O6 + H2SO5 + H2O = Na2S3O6 + H2SO4 =>
Na2S4O6 + 3 H2SO5 + H2O = Na2S3O6 + 4 H2SO4
H2O + Fe = Fe2O3 + H2 =>
3 H2O + 2 Fe = Fe2O3 + 3 H2
P8 + O4 = P2O3 =>
P8 + 3 O4 = 4 P2O3
CH2CHCHCH2 + KMnO4 + H2O = MnO2 + KOH + CH2OHCHOHCHOHCH2OH =>
3 CH2CHCHCH2 + 4 KMnO4 + 8 H2O = 4 MnO2 + 4 KOH + 3 CH2OHCHOHCHOHCH2OH
CH3CH2NHCH2CH3 + O2 = CO2 + H2O + N2 =>
4 CH3CH2NHCH2CH3 + 27 O2 = 16 CO2 + 22 H2O + 2 N2
Al + Hg(CH3COO) = Hg + Al(CH3COO)3 =>
Al + 3 Hg(CH3COO) = 3 Hg + Al(CH3COO)3
C3H5O6C(C15H25)3 + CH3OH = CH3(CH2)16COOCH3 + C3H5(OH)3 =>
34 C3H5O6C(C15H25)3 + 475 CH3OH = 86 CH3(CH2)16COOCH3 + 169 C3H5(OH)3
Sc2O3 + B = BO + ScB2 =>
Sc2O3 + 7 B = 3 BO + 2 ScB2
HClCaC2 = HC2CaCl =>
HClCaC2 = HC2CaCl
CH2CHCHCH2 + KMnO4 + H2O = MnO2 + OOHCCH2CH2COOH + KOH =>
3 CH2CHCHCH2 + 8 KMnO4 + 4 H2O = 8 MnO2 + 3 OOHCCH2CH2COOH + 8 KOH
C1 + O2 = CO2 =>
C1 + O2 = CO2
SiO2 + Na2O = Na2SiO3 =>
SiO2 + Na2O = Na2SiO3
CH3COOC6H4COOH + KOH = H2O + KCH3COOC6H4COO =>
CH3COOC6H4COOH + KOH = H2O + KCH3COOC6H4COO
BaF2 + K3PO4 = Ba3(PO4)2 + KF =>
3 BaF2 + 2 K3PO4 = Ba3(PO4)2 + 6 KF
HClO4 + H2O = H3O + ClO4 =>
HClO4 + H2O = H3O + ClO4
Ca(OH)2 + NaOH = CaNa + H2O2 =>
2 Ca(OH)2 + 2 NaOH = 2 CaNa + 3 H2O2
KCl + Co2 = K2Co3 + Cl =>
4 KCl + 3 Co2 = 2 K2Co3 + 4 Cl
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
N2H8Cr2O7 + KIO3 + N2H4SC = N2 + I2 + CO2 + H2O + K2SO4 + K2CrO4 =>
2 N2H8Cr2O7 + 22 KIO3 + 7 N2H4SC = 9 N2 + 11 I2 + 7 CO2 + 22 H2O + 7 K2SO4 + 4 K2CrO4
Na2CO3 + H3PO4 = Na3PO4 + H2CO3 =>
3 Na2CO3 + 2 H3PO4 = 2 Na3PO4 + 3 H2CO3
CH2CHCHCH2 + KMnO4 + H2O = MnO2 + KOH + CH2OHCHOHCHOHCH2OH =>
3 CH2CHCHCH2 + 4 KMnO4 + 8 H2O = 4 MnO2 + 4 KOH + 3 CH2OHCHOHCHOHCH2OH
Cu(II)S + Zn(II) = Zn(II)S + Cu(II) =>
Cu(II)S + Zn(II) = Zn(II)S + Cu(II)
KOH(aq) + CuCl2(aq) = Cu(OH)2 + KCl(aq) =>
2 KOH(aq) + CuCl2(aq) = Cu(OH)2 + 2 KCl(aq)
Mo + Cl2 = MoCl =>
2 Mo + Cl2 = 2 MoCl
Sc2O3 + B = BO + ScB2 =>
Sc2O3 + 7 B = 3 BO + 2 ScB2
KL + Pb(NO3)2 = KNO3 + PbL2 =>
2 KL + Pb(NO3)2 = 2 KNO3 + PbL2
Al2(SO4)3 + NaOH + HCl = Al(OH)3 + H2SO4 + NaCl =>
Al2(SO4)3 + 6 NaOH + 6 HCl = 2 Al(OH)3 + 3 H2SO4 + 6 NaCl
Mg(NO3)2 + P(OH)2 = Mg(OH)2 + P(NO3)2 =>
Mg(NO3)2 + P(OH)2 = Mg(OH)2 + P(NO3)2
CaO + Mg(OH)2 = Ca(OH)2 + MgO =>
CaO + Mg(OH)2 = Ca(OH)2 + MgO
Fe2 + Na3N = Fe3N2 + Na =>
3 Fe2 + 4 Na3N = 2 Fe3N2 + 12 Na
CH2CHCHCH2 + KMnO4 + H2O = MnO2 + OOHCCH2CH2COOH + KOH =>
3 CH2CHCHCH2 + 8 KMnO4 + 4 H2O = 8 MnO2 + 3 OOHCCH2CH2COOH + 8 KOH
Al2(SO4)3 + NaOH + HCl = Al(OH)3 + H2SO4 + NaCl =>
Al2(SO4)3 + 6 NaOH + 6 HCl = 2 Al(OH)3 + 3 H2SO4 + 6 NaCl
K2SiO3 + H3PO4 = K3PO4 + H2SiO3 =>
3 K2SiO3 + 2 H3PO4 = 2 K3PO4 + 3 H2SiO3
Mo + Cl2 = MoCl =>
2 Mo + Cl2 = 2 MoCl
BeO + H2O = Be(OH)2 =>
BeO + H2O = Be(OH)2
Fe2SO4 + K4(Fe(CN)6) = Fe4(Fe(CN)6) + K2SO4 =>
2 Fe2SO4 + K4(Fe(CN)6) = Fe4(Fe(CN)6) + 2 K2SO4
H4C3O2 + (OH)4 = H3C3O2 + H2O =>
4 H4C3O2 + (OH)4 = 4 H3C3O2 + 4 H2O
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