Équations équilibrées la veille |
Cl2 + 2 Fe2SO4 = 2 ClSO4 + 4 Fe
HBr + K2S = H2S + KBr =>
2 HBr + K2S = H2S + 2 KBr
C5H10O2 + KOH = C3H8O + H2O + C2HOK =>
C5H10O2 + KOH = C3H8O + H2O + C2HOK
K2Cr2O7 + HI = I2 + CrI3 + KI + H2O =>
K2Cr2O7 + 14 HI = 3 I2 + 2 CrI3 + 2 KI + 7 H2O
CH3CH2CH2CH = CH2 = CH3CH2CH2COOH + CO2 = CO2 + H2O =>
CH3CH2CH2CH = 4 CH2
CH3COOH + CaOH = CH3COOCa + H2O =>
CH3COOH + CaOH = CH3COOCa + H2O
K2Cr2O7 + C2H5OH + H2SO4 = K2SO4 + Cr(SO4) + CH3COOH + H2O =>
K2Cr2O7 + 2 C2H5OH + 3 H2SO4 = K2SO4 + 2 Cr(SO4) + 2 CH3COOH + 5 H2O
C5 + H2 = C5H =>
2 C5 + H2 = 2 C5H
C20H25NO3 + O2 = CO2 + H2O + N2 =>
4 C20H25NO3 + 99 O2 = 80 CO2 + 50 H2O + 2 N2
NaCl + Al(NO3)3 = AlCl + Na(NO3)3 =>
NaCl + Al(NO3)3 = AlCl + Na(NO3)3
Cu(NO3)23H2O = Cu + NO3 + H2O =>
Cu(NO3)23H2O = Cu + 23 NO3 + H2O
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
NaOH + Fe + O2 = Na2FeO4 + H2 =>
2 NaOH + Fe + O2 = Na2FeO4 + H2
Fe + Pb(C2H3O2) = Fe(C2H3O2) + Pb =>
Fe + Pb(C2H3O2) = Fe(C2H3O2) + Pb
H2SO4 + KOH = H2(OH)2 + K2(SO4) =>
H2SO4 + 2 KOH = H2(OH)2 + K2(SO4)
K2SO4(aq) + BaBr2(aq) = BaSO4(s) + KBr(aq) =>
K2SO4(aq) + BaBr2(aq) = BaSO4(s) + 2 KBr(aq)
H2Cl + As2O3 + NaNO3 + H2O = NO + H3AsO4 + NaCl =>
2 H2Cl + As2O3 + 2 NaNO3 + H2O = 2 NO + 2 H3AsO4 + 2 NaCl
HClO4 + Ca3(PO4)2 = CaHClO4 + Ca2(PO4)2 =>
HClO4 + Ca3(PO4)2 = CaHClO4 + Ca2(PO4)2
Bi2O3 + NaOH + KClO3 = NaBiO3 + KCl + H2O =>
3 Bi2O3 + 6 NaOH + 2 KClO3 = 6 NaBiO3 + 2 KCl + 3 H2O
NaBr + Mg2NO3 = Mg2Br + NaNO3 =>
NaBr + Mg2NO3 = Mg2Br + NaNO3
Na + (NH34)3PO4 = Na3PO4 + NH3 + H2 =>
6 Na + 2(NH34)3PO4 = 2 Na3PO4 + 6 NH3 + 93 H2
CuSO4 + NaCl + Al + H2O = Na2SO4 + AlCl3 + CuO3 + H2 =>
3 CuSO4 + 6 NaCl + 2 Al + 9 H2O = 3 Na2SO4 + 2 AlCl3 + 3 CuO3 + 9 H2
Cu + Ag3PO4 = Ag + Cu3(PO4) =>
3 Cu + Ag3PO4 = 3 Ag + Cu3(PO4)
NaNO + Al(OH)3 = Na(OH)3 + AlNO =>
NaNO + Al(OH)3 = Na(OH)3 + AlNO
Br + Ca(I)2 = CaBr2 + I2 =>
2 Br + Ca(I)2 = CaBr2 + I2
PbI4 + Cl2 = PbCl4 + I2 =>
PbI4 + 2 Cl2 = PbCl4 + 2 I2
HNO2 + CON2H4 = N2 + CO2 + H2O =>
2 HNO2 + CON2H4 = 2 N2 + CO2 + 3 H2O
Na + CrC2O4 = Na2C2O4 + Cr =>
2 Na + CrC2O4 = Na2C2O4 + Cr
K3SO4 + Ba(NO3)2 = KNO3 + Ba3(SO4)2 =>
2 K3SO4 + 3 Ba(NO3)2 = 6 KNO3 + Ba3(SO4)2
KBr + Li = LiBr + K =>
KBr + Li = LiBr + K
(NH4)3PO4(aq) + CaBr2(aq) = Ca3(PO4)2(s) + NH4Br(aq) =>
2(NH4)3PO4(aq) + 3 CaBr2(aq) = Ca3(PO4)2(s) + 6 NH4Br(aq)
H2TiH4 + C = TiC + H2 =>
H2TiH4 + C = TiC + 3 H2
Fe + Al(NO3)3 = Fe(NO3)3 + Al =>
Fe + Al(NO3)3 = Fe(NO3)3 + Al
Mg2SiO4 + NaOH + H2O = Mg(OH)2 + Na2O*20SiO2 =>
20 Mg2SiO4 + 2 NaOH + 39 H2O = 40 Mg(OH)2 + Na2O*20SiO2
Cl2 + AgNO3 = ClAg + NO3 =>
Cl2 + 2 AgNO3 = 2 ClAg + 2 NO3
Na2WO4 + H2S = Na2WO3S + H2O =>
Na2WO4 + H2S = Na2WO3S + H2O
AsCl2 + H3PO3 + H2O = As4 + H3PO4 + HCl =>
4 AsCl2 + 4 H3PO3 + 4 H2O = As4 + 4 H3PO4 + 8 HCl
Al(s) + O2(g) = AlO3(g) =>
2 Al(s) + 3 O2(g) = 2 AlO3(g)
C7H6O3(S) + C4H6O3(l) = C9H8O4(S) + HC2H3O2(l) =>
C7H6O3(S) + C4H6O3(l) = C9H8O4(S) + HC2H3O2(l)
AgI + Na2S = Ag2S + NaI =>
2 AgI + Na2S = Ag2S + 2 NaI
BeCl2 + KOH = BeOH + KCl2 =>
BeCl2 + KOH = BeOH + KCl2
Pb(ClO4)2 + H2O = HClO4 + Pb(OH)2 =>
Pb(ClO4)2 + 2 H2O = 2 HClO4 + Pb(OH)2
CrCl3*H2O = CrCl3 + H2O =>
CrCl3*H2O = CrCl3 + H2O
NH3 + H2O + Fe2(SO4)3 = (NH4)2SO4 + Fe(OH)3 =>
6 NH3 + 6 H2O + Fe2(SO4)3 = 3(NH4)2SO4 + 2 Fe(OH)3
Cl2 + AgNO3 + H2O = AgCl + H3NO3 + H3ClO3 =>
Cl2 + AgNO3 + 3 H2O = AgCl + H3NO3 + H3ClO3
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
CuO + H = Cu + H2O =>
CuO + 2 H = Cu + H2O
Fe2O3 + Zn(OH)2 = Fe(OH)3 + ZnO =>
Fe2O3 + 3 Zn(OH)2 = 2 Fe(OH)3 + 3 ZnO
Ba + Na2CO3 = BaCO3 + Na =>
Ba + Na2CO3 = BaCO3 + 2 Na
NaH(CO3) + HC2H3O2 = NaC2H3O2 + H2O + CO2 =>
NaH(CO3) + HC2H3O2 = NaC2H3O2 + H2O + CO2
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