Équations équilibrées la veille |
N2H2 + Cl2 = N2 + 2 HCl
NaOH + SO2 = H2O + Na2SO3 =>
2 NaOH + SO2 = H2O + Na2SO3
Pb2(NO3) + NaI = Pb2I + NaNO3 =>
Pb2(NO3) + NaI = Pb2I + NaNO3
CaO + Al2O3 = CaAl2O4 =>
CaO + Al2O3 = CaAl2O4
Zn + O2 + SO2 = ZnSO4 =>
Zn + O2 + SO2 = ZnSO4
Sb2S3 + O2 = Sb2O3(s) + SO2 =>
2 Sb2S3 + 9 O2 = 2 Sb2O3(s) + 6 SO2
MnC2O4(H2O)2 + O2 = MnO + H2O + CO2 =>
2 MnC2O4(H2O)2 + O2 = 2 MnO + 4 H2O + 4 CO2
HNO3 = NO2 + H2O + O2 =>
4 HNO3 = 4 NO2 + 2 H2O + O2
Na2CO3 + HCl = NaCl + CO3{2-} + H{+} =>
Na2CO3 + 2 HCl = 2 NaCl + CO3{2-} + 2 H{+}
Na + H2SO3 = NaHSO3 + H2 =>
2 Na + 2 H2SO3 = 2 NaHSO3 + H2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
K4Fe(CN)6 + H2O = K + NH4 + CO2 + Fe =>
K4Fe(CN)6 + 12 H2O = 4 K + 6 NH4 + 6 CO2 + Fe
KHCO3 = K2CO3(s) + CO2(g) + H2O(g) =>
2 KHCO3 = K2CO3(s) + CO2(g) + H2O(g)
KF + CaCl2 = CaF2 + KCl =>
2 KF + CaCl2 = CaF2 + 2 KCl
C8H17NO3 + O2 = CO2 + H2O + NO2 =>
4 C8H17NO3 + 47 O2 = 32 CO2 + 34 H2O + 4 NO2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NH4VO3 + CH3CO2H + H2O = (NH4)6V10O28*6H2O + NH4(CH3CO2) =>
10 NH4VO3 + 4 CH3CO2H + 4 H2O = (NH4)6V10O28*6H2O + 4 NH4(CH3CO2)
Na3AsO4AgClO3 = AgAsO4Na3ClO3 =>
Na3AsO4AgClO3 = AgAsO4Na3ClO3
Fe(OH)3 + CuO = Fe2O3 + Cu(OH)2 =>
2 Fe(OH)3 + 3 CuO = Fe2O3 + 3 Cu(OH)2
H3PO4(aq) + Ca(OH)2 = Ca3(PO4)2 + HOH(g) =>
2 H3PO4(aq) + 3 Ca(OH)2 = Ca3(PO4)2 + 6 HOH(g)
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
IO3{-} + I{-} + H{+} = I2{+} + H2O =>
IO3{-} + 3 I{-} + 6 H{+} = 2 I2{+} + 3 H2O
FeCl3(aq) + Ba(OH)2(aq) = Fe(OH)3 + BaCl2(aq) =>
2 FeCl3(aq) + 3 Ba(OH)2(aq) = 2 Fe(OH)3 + 3 BaCl2(aq)
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
LiNO4 = LiNO2 + O2 =>
LiNO4 = LiNO2 + O2
MnCl2 + K2CrO4 = MnCrO4 + KCl =>
MnCl2 + K2CrO4 = MnCrO4 + 2 KCl
CH3(CH2)4H3(g) + O2(g) = CO2(g) + H2O(g) =>
2 CH3(CH2)4H3(g) + 17 O2(g) = 10 CO2(g) + 14 H2O(g)
Ca + Cl2 = CaCl2 =>
Ca + Cl2 = CaCl2
AgNO3 + Na3PO4 = (Ag)3PO4 + NaNO3 =>
3 AgNO3 + Na3PO4 = (Ag)3PO4 + 3 NaNO3
Na2O2 + ClO2 = NaClO + O2 =>
Na2O2 + 2 ClO2 = 2 NaClO + 2 O2
MnO4 + Fe + H = Mn + FeH2O =>
MnO4 + 4 Fe + 8 H = Mn + 4 FeH2O
H2SO4 + C2H5NS = H2O + C2HNS2O =>
H2SO4 + C2H5NS = 3 H2O + C2HNS2O
NH4OH(aq) + H2SO4(aq) = (NH4)2SO4 + H2O =>
2 NH4OH(aq) + H2SO4(aq) = (NH4)2SO4 + 2 H2O
NH2Cl + N2H4 = N2 + NH4Cl =>
2 NH2Cl + N2H4 = N2 + 2 NH4Cl
SO3 + N2O5 = [NO2]2S2O7 =>
2 SO3 + N2O5 = [NO2]2S2O7
Cu + NO3{-} + H{+} = Cu{2+}{+} + NO2 + H2O =>
Cu + 2 NO3{-} + 4 H{+} = Cu{2+}{+} + 2 NO2 + 2 H2O
C14H10O2 + H2O = C14H12O3 =>
C14H10O2 + H2O = C14H12O3
ZnO + H2SO4 = H2O + ZnSO4 =>
ZnO + H2SO4 = H2O + ZnSO4
CH3CH2COOH + CH3CH2NH2 = CH3CH2CONHCH2CH3 + H2O =>
CH3CH2COOH + CH3CH2NH2 = CH3CH2CONHCH2CH3 + H2O
CH3NH2 + HI = CH4NH2 + I =>
CH3NH2 + HI = CH4NH2 + I
Na2S + AgNO3 = NaNO3 + Ag2S =>
Na2S + 2 AgNO3 = 2 NaNO3 + Ag2S
AlI3 + Br = AlBr3 + I =>
AlI3 + 3 Br = AlBr3 + 3 I
Fe2 + (CO3)3 + H2SO4 = Fe2(SO4)3 + H2O + CO2 =>
Fe2 + (CO3)3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O + 3 CO2
FeCl3 + K2Cr2O7 + H2O = Fe(OH)3 + Cl2 + KOH + Cr(OH)3 =>
2 FeCl3 + K2Cr2O7 + 7 H2O = 2 Fe(OH)3 + 3 Cl2 + 2 KOH + 2 Cr(OH)3
Ag(NO3)2 + Cl = AgCl + (NO3)2 =>
Ag(NO3)2 + Cl = AgCl + (NO3)2
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
Ba[Zn(OH)4] + HCl = ZnCl2 + BaCl2 + H2O =>
Ba[Zn(OH)4] + 4 HCl = ZnCl2 + BaCl2 + 4 H2O
Cu + HNO3(rozc) = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3(rozc) = 3 Cu(NO3)2 + 2 NO + 4 H2O
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