Équations équilibrées la veille |
Mg(s) + 2 HNO3(aq) = Mg(NO3)2 + 2 H(aq)
Pb(O2)2 = PbO + O2 =>
2 Pb(O2)2 = 2 PbO + 3 O2
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
LiS3 + Li12S = Li9S =>
3 LiS3 + 26 Li12S = 35 Li9S
K2O + Al2(SO4)3 = K2SO4 + Al2O3 =>
3 K2O + Al2(SO4)3 = 3 K2SO4 + Al2O3
Na2SO3 + HCl = NaCl + H2O + SO2 =>
Na2SO3 + 2 HCl = 2 NaCl + H2O + SO2
NaCrO2 + Br2 + NaOH = Na2CrO4 + HOH + NaBr =>
2 NaCrO2 + 3 Br2 + 8 NaOH = 2 Na2CrO4 + 4 HOH + 6 NaBr
KBr + I = Br2 + KI =>
2 KBr + 2 I = Br2 + 2 KI
NaHCO3 + CaCl2 = CO2 + H2O + CaCO3 + NaCl =>
2 NaHCO3 + CaCl2 = CO2 + H2O + CaCO3 + 2 NaCl
NaOH + NaCl = HClO + Na =>
NaOH + NaCl = HClO + 2 Na
Al(OH)3 + NH4F = (NH4)3AlF6 + NH3 + H2O =>
Al(OH)3 + 6 NH4F = (NH4)3AlF6 + 3 NH3 + 3 H2O
Na2SO3 + HCl = NaCl + H2O + SO2 =>
Na2SO3 + 2 HCl = 2 NaCl + H2O + SO2
BaCl2 + NH4HCO3 = Ba(HCO3)2 + NH4Cl =>
BaCl2 + 2 NH4HCO3 = Ba(HCO3)2 + 2 NH4Cl
H3AsO4 = As2O5 + H2O =>
2 H3AsO4 = As2O5 + 3 H2O
B + BaCrO4 = BaO + B2O3 + CrB2 =>
4 B + BaCrO4 = BaO + B2O3 + CrB2
N2 + F2 = NF3 =>
N2 + 3 F2 = 2 NF3
Cr2O3 + Ba(OH)2 = Cr(OH)3 + BaO =>
Cr2O3 + 3 Ba(OH)2 = 2 Cr(OH)3 + 3 BaO
FeAsS = Fe + As + S =>
FeAsS = Fe + As + S
Fe + Br2 = Fe2Br3 =>
4 Fe + 3 Br2 = 2 Fe2Br3
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
AgI + Na2S = Ag2S + NaI =>
2 AgI + Na2S = Ag2S + 2 NaI
Br2 + HNO3 = HBrO3 + NO2 + H2 =>
Br2 + 6 HNO3 = 2 HBrO3 + 6 NO2 + 2 H2
C6H5CH2P(O)(OC2H5)2 + NaOH = C6H5CH2P(O)(OC2H5)(OC2NaH4) + H2O =>
C6H5CH2P(O)(OC2H5)2 + NaOH = C6H5CH2P(O)(OC2H5)(OC2NaH4) + H2O
HCl + Ba(OH)2 = H(OH)2 + BaCl =>
HCl + Ba(OH)2 = H(OH)2 + BaCl
N2O5 + H2O = HNO + O2 =>
N2O5 + H2O = 2 HNO + 2 O2
H3PO4 + NaOH = Na3PO4 + H2O =>
H3PO4 + 3 NaOH = Na3PO4 + 3 H2O
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
C4H6Br2 + NaOH = NaBr + H2O + C4H5Br =>
C4H6Br2 + NaOH = NaBr + H2O + C4H5Br
Fe2O3 + Ca(NO3)2 = Fe(NO3)3 + CaO =>
Fe2O3 + 3 Ca(NO3)2 = 2 Fe(NO3)3 + 3 CaO
AgNO3 + Na2SO3 + NaOH = Ag + Na2SO4 + NaNO3 + H2O =>
2 AgNO3 + Na2SO3 + 2 NaOH = 2 Ag + Na2SO4 + 2 NaNO3 + H2O
C6H6COOH + O2 = CO2 + H2O2 =>
2 C6H6COOH + 19 O2 = 14 CO2 + 7 H2O2
H2PO3 + NaOH = NaHPO3 + H2O =>
H2PO3 + NaOH = NaHPO3 + H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
silversulfide + potassiumhydroxide = silverhydroxide + potassiumsulfide =>
Ag2S + 2 KOH = 2 AgOH + K2S
I2 + NaBr = NaI + Br =>
I2 + 2 NaBr = 2 NaI + 2 Br
KIO3 + KI + H2SO4 = K2SO4 + H2O + I2 =>
KIO3 + 5 KI + 3 H2SO4 = 3 K2SO4 + 3 H2O + 3 I2
MgCl2 + NaOH = Mg(OH)2 + NaCl =>
MgCl2 + 2 NaOH = Mg(OH)2 + 2 NaCl
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
NH4HCO3 + NaCl = NaHCO3 + NH4Cl =>
NH4HCO3 + NaCl = NaHCO3 + NH4Cl
GeH4 + NaOH + O2 = Na2GeO3 + H2O =>
GeH4 + 2 NaOH + 2 O2 = Na2GeO3 + 3 H2O
CrO + H2O = CrOH2O =>
CrO + H2O = CrOH2O
FeBr3 + H2SO4 = Fe2(SO4)3 + HBr =>
2 FeBr3 + 3 H2SO4 = Fe2(SO4)3 + 6 HBr
C2H5Br + NaOEt = C2H5OEt + NaBr =>
C2H5Br + NaOEt = C2H5OEt + NaBr
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
FeS + KNo3 = Fe(No3)2 + K2S =>
FeS + 2 KNo3 = Fe(No3)2 + K2S
Ca2 + Si + O4 = Ca2SiO4 =>
Ca2 + Si + O4 = Ca2SiO4
Na + Cr2(SO3)3 = Cr + Na2SO3 =>
6 Na + Cr2(SO3)3 = 2 Cr + 3 Na2SO3
CoCl2 + K4Fe(CN)6 = Co(CN)6 + K4FeCl2 =>
CoCl2 + K4Fe(CN)6 = Co(CN)6 + K4FeCl2
NaOH + HCI = NaCI + H2O =>
NaOH + HCI = NaCI + H2O
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