Équations équilibrées la veille |
2 NH3H2O + Ca(NO3)2 = Ca(OH)2 + 2 NH4NO3
C6H10O5 + H2SO4 = H12SC6O9 =>
C6H10O5 + H2SO4 = H12SC6O9
C4H9OH + Br2 = C4H8Br2 + H2O =>
C4H9OH + Br2 = C4H8Br2 + H2O
Al(NO3)3 + KOH = Al(OH)3 + KNO3 =>
Al(NO3)3 + 3 KOH = Al(OH)3 + 3 KNO3
Pb(NO3)2 + H2O = Pb(HNO3)2 + O =>
Pb(NO3)2 + H2O = Pb(HNO3)2 + O
FeBr + I = FeI + Br =>
FeBr + I = FeI + Br
C(s) + KNO3(aq) = K2CO3(aq) + CO2(g) + N2(g) =>
5 C(s) + 4 KNO3(aq) = 2 K2CO3(aq) + 3 CO2(g) + 2 N2(g)
Ca2 + H2O = Ca2H2O =>
Ca2 + H2O = Ca2H2O
H2SO4 + KOH = K2SO4(ac) + H2O(l) =>
H2SO4 + 2 KOH = K2SO4(ac) + 2 H2O(l)
NHO2 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + HNO3 + H2O =>
5 NHO2 + 2 KMnO4 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 5 HNO3 + 3 H2O
CrCl3 + Cl2 + KOH = K2CrO4 + KCl + H2O =>
2 CrCl3 + 3 Cl2 + 16 KOH = 2 K2CrO4 + 12 KCl + 8 H2O
KIO4 + KI = I2 + KO2 =>
KIO4 + KI = I2 + 2 KO2
NaF + Br = BrF + Na =>
NaF + Br = BrF + Na
Ca(NO3)2 + (NH4)2SO4 = Ca2(SO4)2 + NH4NO3 =>
2 Ca(NO3)2 + 2(NH4)2SO4 = Ca2(SO4)2 + 4 NH4NO3
LiSH2O = HLiSOH =>
LiSH2O = HLiSOH
Pb + HCl = PbCl4 + H2 =>
Pb + 4 HCl = PbCl4 + 2 H2
H3CH2COH + K2Cr2O7 + H2SO4 = H3CCOOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 H3CH2COH + 2 K2Cr2O7 + 8 H2SO4 = 3 H3CCOOH + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Cu + HNO3 = Cu(NOO3)2 + NO + H2O =>
Cu + 4 HNO3 = Cu(NOO3)2 + 2 NO + 2 H2O
Cl2 + CrBr3 = Br2 + CrCl3 =>
3 Cl2 + 2 CrBr3 = 3 Br2 + 2 CrCl3
Zn(OH)2 + Ba(OH)2 = Ba[Zn(OH)4] =>
Zn(OH)2 + Ba(OH)2 = Ba[Zn(OH)4]
NaI + F2 = NaF + I2 =>
2 NaI + F2 = 2 NaF + I2
Zn2 + O = Zn2O =>
Zn2 + O = Zn2O
Co + HBr = HCo + Br =>
Co + HBr = HCo + Br
NH4Cl = NH3HCl =>
NH4Cl = NH3HCl
Fe(OH)2 + H2Co3 = H2O + Fe(Co3) =>
Fe(OH)2 + H2Co3 = 2 H2O + Fe(Co3)
Na + Cl2 = NaCl2 =>
Na + Cl2 = NaCl2
NH4Cl = NH3 + H2 + Cl =>
2 NH4Cl = 2 NH3 + H2 + 2 Cl
Cr(OH)3 + NH4HS = [Cr(NH4)6] + OH + HS =>
Cr(OH)3 + 6 NH4HS = [Cr(NH4)6] + 3 OH + 6 HS
(NH4)2SO4 + K2Cr2O7 = N2 + Cr2O3 + K2SO4 + H2O =>
(NH4)2SO4 + K2Cr2O7 = N2 + Cr2O3 + K2SO4 + 4 H2O
In(NO3)3 + CH4N2O = In2O3 + N2 + CO2 + H2O =>
2 In(NO3)3 + 5 CH4N2O = In2O3 + 8 N2 + 5 CO2 + 10 H2O
Bi(NO3)2 + H2S = BiS + HNO3 =>
Bi(NO3)2 + H2S = BiS + 2 HNO3
AlCl3 + CaO = CaCl2 + Al2O3 =>
2 AlCl3 + 3 CaO = 3 CaCl2 + Al2O3
Th + Fe + Si = ThFeSi3 =>
Th + Fe + 3 Si = ThFeSi3
MnO4 + H2S = Mn + S + H2O =>
MnO4 + 4 H2S = Mn + 4 S + 4 H2O
[Co(NH3)5Cl]Cl2 + Na2S = NaCl + Co2S3 + NH3 =>
2[Co(NH3)5Cl]Cl2 + 3 Na2S = 6 NaCl + Co2S3 + 10 NH3
N3H12PO4 = H3PO4 + NH3 =>
N3H12PO4 = H3PO4 + 3 NH3
RbOH + H2SO3 = H2O + Rb2SO3 =>
2 RbOH + H2SO3 = 2 H2O + Rb2SO3
I2 + O2 = I4O4 =>
2 I2 + 2 O2 = I4O4
NO + Na2SO3 = N2 + Na2SO4 =>
2 NO + 2 Na2SO3 = N2 + 2 Na2SO4
Fe2O3 = Fe + O2 =>
2 Fe2O3 = 4 Fe + 3 O2
Ca2O2 + Al3 = Al2O3 + Ca2 =>
9 Ca2O2 + 4 Al3 = 6 Al2O3 + 9 Ca2
NH4Fe(SO4)2*12H2O + BaCl2 = NH4FeCl4 + BaSO4 + H2O =>
NH4Fe(SO4)2*12H2O + 2 BaCl2 = NH4FeCl4 + 2 BaSO4 + 12 H2O
NF3 + H2O = HF + N + O2 =>
4 NF3 + 6 H2O = 12 HF + 4 N + 3 O2
NaHCO3 + CH3COOH = H2O + CO2 + CH3COONa =>
NaHCO3 + CH3COOH = H2O + CO2 + CH3COONa
CuCl2 + KOH = CuO + KCl + H2O =>
CuCl2 + 2 KOH = CuO + 2 KCl + H2O
Mg + Ta2O5 = MgO + Ta =>
5 Mg + Ta2O5 = 5 MgO + 2 Ta
HCl + AgCl = AgCl3 + H =>
2 HCl + AgCl = AgCl3 + 2 H
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
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