Équations équilibrées la veille |
2 Mg3P2 = 6 Mg + P4
C8H9NO + O2 = NO + CO2 + H2O =>
4 C8H9NO + 41 O2 = 4 NO + 32 CO2 + 18 H2O
CH3CH2CHO + Cu(OH)2 = Cu + H2O + CH3CH2COOH =>
CH3CH2CHO + Cu(OH)2 = Cu + H2O + CH3CH2COOH
K + H2SO4 = K2SO4H2 =>
2 K + H2SO4 = K2SO4H2
CH3CH2CHO + Cu(OH)2 = Cu + H2O + CH3CH2COOH =>
CH3CH2CHO + Cu(OH)2 = Cu + H2O + CH3CH2COOH
NaSO3C6H4NH2 + NaNO2 + H2SO4 = [NaSO3C6H4NN]HSO4 + Na2SO4 + H2O =>
2 NaSO3C6H4NH2 + 2 NaNO2 + 3 H2SO4 = 2[NaSO3C6H4NN]HSO4 + Na2SO4 + 4 H2O
C4H9Br + OH = C4H10O + Br =>
C4H9Br + OH = C4H10O + Br
CH3CH2OH + CO2 = C6H12O6 =>
2 CH3CH2OH + 2 CO2 = C6H12O6
Ni + MgCl2 = NiCl2 + Mg =>
Ni + MgCl2 = NiCl2 + Mg
MgCl2 + Hg2SO4 = MgSO4 + Hg2Cl2 =>
MgCl2 + Hg2SO4 = MgSO4 + Hg2Cl2
Zn(s) + Cl2(g) = ZnCl2 =>
Zn(s) + Cl2(g) = ZnCl2
Na2O2 + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
NaHCO3(aq) + HCl = NaCl + H2O + CO2 =>
NaHCO3(aq) + HCl = NaCl + H2O + CO2
ZnI2 + K2CO3 = ZnCO3 + KI =>
ZnI2 + K2CO3 = ZnCO3 + 2 KI
(CH3)3N + HNO3 = CH3NO3 + NH3 =>
(CH3)3N + 3 HNO3 = 3 CH3NO3 + NH3
VOSO4 + C5H8O2 + Na2CO3 = VO(C5H7O2)2 + Na2SO4 + H2O + CO2 =>
VOSO4 + 2 C5H8O2 + Na2CO3 = VO(C5H7O2)2 + Na2SO4 + H2O + CO2
N + H2O = NH2O =>
N + H2O = NH2O
HOH = H + O =>
HOH = 2 H + O
Cr(OH)3 + Cl2 + Na(OH) = Na2CrO4 + NaCl + H2O =>
2 Cr(OH)3 + 3 Cl2 + 10 Na(OH) = 2 Na2CrO4 + 6 NaCl + 8 H2O
C18H34O2 + Br2 = C18H33O2 + HBr =>
2 C18H34O2 + Br2 = 2 C18H33O2 + 2 HBr
NaOH + Al + H2O = H2 + NaAlO2 =>
2 NaOH + 2 Al + 2 H2O = 3 H2 + 2 NaAlO2
Cu(NH3)4 + HCl = CuCl4 + NH4 =>
Cu(NH3)4 + 4 HCl = CuCl4 + 4 NH4
H2TeO3 + KMnO4 = H2TeO4 + K2TeO3 + MnTeO3 + H2O =>
8 H2TeO3 + 2 KMnO4 = 5 H2TeO4 + K2TeO3 + 2 MnTeO3 + 3 H2O
Na2O2 + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
KClO + HBr = KCl + H2O + Br2 =>
KClO + 2 HBr = KCl + H2O + Br2
HCHO2 + OH = CHO2 + H2O =>
HCHO2 + OH = CHO2 + H2O
CuSO4 + C = C(SO4)2 + Cu =>
2 CuSO4 + C = C(SO4)2 + 2 Cu
Ba(ClO)2 = Ba + ClO =>
Ba(ClO)2 = Ba + 2 ClO
H9 = H1 =>
H9 = 9 H1
S + HNO3 = SO2 + NO + H2S =>
3 S + 2 HNO3 = 2 SO2 + 2 NO + H2S
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
COCl2 = CO + Cl2 =>
COCl2 = CO + Cl2
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Na2S + AgNO3 = NaNO3 + Ag2S =>
Na2S + 2 AgNO3 = 2 NaNO3 + Ag2S
Fe + NH3 + H2O = Fe(OH)3 + NH4 =>
Fe + 3 NH3 + 3 H2O = Fe(OH)3 + 3 NH4
HNO2 + NI = NO + I2 + H2O =>
4 HNO2 + 2 NI = 6 NO + I2 + 2 H2O
Co2(SO4)3 + Ca(OH)2 = Co(OH)3 + CaSO4 =>
Co2(SO4)3 + 3 Ca(OH)2 = 2 Co(OH)3 + 3 CaSO4
N2 + O2 = NO = O2 = NO2 =>
N2 + O2 = 2 NO
K2S(aq) + COCl2(ag) = KCl(aq) + COS(s) =>
K2S(aq) + COCl2(ag) = 2 KCl(aq) + COS(s)
Al(NO3)3(aq) + NaOH(aq) = Na[Al(OH)4](aq) + NaNO3 =>
Al(NO3)3(aq) + 4 NaOH(aq) = Na[Al(OH)4](aq) + 3 NaNO3
Fe + H = FeH3 =>
Fe + 3 H = FeH3
C6H14O2 + KI + H2SO4 = C6H12I2 + K2SO4 + H2O =>
C6H14O2 + 2 KI + H2SO4 = C6H12I2 + K2SO4 + 2 H2O
KHP + Ca(OH)2 = H2O + CaP + K2P =>
2 KHP + Ca(OH)2 = 2 H2O + CaP + K2P
Sr(s) + Br2(g) = SrBr2 =>
Sr(s) + Br2(g) = SrBr2
CuSO4 + BrCl2 = CuCl2 + BrSO4 =>
CuSO4 + BrCl2 = CuCl2 + BrSO4
C5H12S(l) + O2(g) = CO2(g) + H2O(g) + SO2(g) =>
C5H12S(l) + 9 O2(g) = 5 CO2(g) + 6 H2O(g) + SO2(g)
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
C4H10O + O2 = CO2 + H3O =>
6 C4H10O + 31 O2 = 24 CO2 + 20 H3O
H2CO + KMnO4 + H2SO4 = HCOOH + MnSO4 + H2O + K2SO4 =>
5 H2CO + 2 KMnO4 + 3 H2SO4 = 5 HCOOH + 2 MnSO4 + 3 H2O + K2SO4
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