Équations équilibrées la veille |
2 H2 + 3 Co2 = 2 H2Co3
C3H4 + H2O = CO2 + H2 =>
C3H4 + 6 H2O = 3 CO2 + 8 H2
Ca(HSO3)2(s) = CaSO3(s) + H2O(g) + SO2(g) =>
Ca(HSO3)2(s) = CaSO3(s) + H2O(g) + SO2(g)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H2 + Co2 = H2Co3 =>
2 H2 + 3 Co2 = 2 H2Co3
Al + Fe3N2 = AlN + Fe =>
2 Al + Fe3N2 = 2 AlN + 3 Fe
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
HgCl2 + H2S = HgS + HCl =>
HgCl2 + H2S = HgS + 2 HCl
Ca3 + (PO4)2 + H2SO4 = CaSO4 + H3PO4 =>
Ca3 + (PO4)2 + 3 H2SO4 = 3 CaSO4 + 2 H3PO4
Mn(COOCH3)2(aq) + KOH(aq) = Mn(OH)2(s) + KCH3COO(aq) =>
Mn(COOCH3)2(aq) + 2 KOH(aq) = Mn(OH)2(s) + 2 KCH3COO(aq)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
C6H12O6 = CH3CH2OH + CO2 =>
C6H12O6 = 2 CH3CH2OH + 2 CO2
Na + F2 = NaF =>
2 Na + F2 = 2 NaF
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
GaF3 + Cs = CsF + Ga =>
GaF3 + 3 Cs = 3 CsF + Ga
BaC2 + H2O = CH + BaO =>
BaC2 + H2O = 2 CH + BaO
MgCl2 + NaNO3 = Mg(NO3)2 + NaCl =>
MgCl2 + 2 NaNO3 = Mg(NO3)2 + 2 NaCl
O2 + KOH = H2O + KO2 =>
3 O2 + 4 KOH = 2 H2O + 4 KO2
AgI + Na2S = Ag2S + NaI =>
2 AgI + Na2S = Ag2S + 2 NaI
NiO + H2 = Ni + H2O =>
NiO + H2 = Ni + H2O
HCl + Ca = H2 + CaCl =>
2 HCl + 2 Ca = H2 + 2 CaCl
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
K2SO4 + HNO3 = KNO3 + SO3 + H2O =>
K2SO4 + 2 HNO3 = 2 KNO3 + SO3 + H2O
K2O + N2 = K3N + O2 =>
6 K2O + 2 N2 = 4 K3N + 3 O2
Cl + O2 = (ClO2) =>
Cl + O2 = (ClO2)
C6H6O + H2O = CH4 + CO2 =>
2 C6H6O + 8 H2O = 7 CH4 + 5 CO2
SO2 + Li2Se = SSe2 + Li2O =>
SO2 + 2 Li2Se = SSe2 + 2 Li2O
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
C4H10O + K2Cr2O7 + H2SO4 = CH3COOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 C4H10O + 4 K2Cr2O7 + 16 H2SO4 = 6 CH3COOH + 4 Cr2(SO4)3 + 4 K2SO4 + 19 H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
MnSO4 + NH4HCO3 + NH4OH = (NH4)2SO4 + H2O + MnCO3 =>
MnSO4 + NH4HCO3 + NH4OH = (NH4)2SO4 + H2O + MnCO3
P8 + Cl2 = PCl5 =>
P8 + 20 Cl2 = 8 PCl5
C3H5OH + O2 = CO2 + H2O =>
C3H5OH + 4 O2 = 3 CO2 + 3 H2O
F2 + NaOH = NaF + O2 + (H2)0 =>
F2 + 2 NaOH = 2 NaF + O2 + (H2)0
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
H2 + Co2 = H2Co3 =>
2 H2 + 3 Co2 = 2 H2Co3
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
FeH2O = FeO + H =>
FeH2O = FeO + 2 H
K(s) + Na2O(aq) = Na(s) + K2O(aq) =>
2 K(s) + Na2O(aq) = 2 Na(s) + K2O(aq)
HCOOCH3 + KOH = HCOOK + CH3OH =>
HCOOCH3 + KOH = HCOOK + CH3OH
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
CaCCa = Ca + C =>
CaCCa = 2 Ca + C
C2H4Cl2 + NaOH = NaCl + C2H4(OH)2 =>
C2H4Cl2 + 2 NaOH = 2 NaCl + C2H4(OH)2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
SiF4(s) + H2O(l) = H2SiF6(ac) + H2SiO3(s) =>
3 SiF4(s) + 3 H2O(l) = 2 H2SiF6(ac) + H2SiO3(s)
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