| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 HNO3 + H2S = 2 NO2 + 2 H2O + S
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
NaPO3 + CuO = NaCuPO4 =>
NaPO3 + CuO = NaCuPO4
C6H5CH3 + O2 = CO2 + H2O =>
C6H5CH3 + 9 O2 = 7 CO2 + 4 H2O
P + HNO3 = NO2 + H20 + H3PO4 =>
20 P + 80 HNO3 = 80 NO2 + H20 + 20 H3PO4
NH3 + NO2 = N2 + H2O =>
8 NH3 + 6 NO2 = 7 N2 + 12 H2O
P + HNO3 = NO2 + H2O + H3PO4 =>
P + 5 HNO3 = 5 NO2 + H2O + H3PO4
P4 + NaOH + H2O = PH3 + NaH2PO2 =>
P4 + 3 NaOH + 3 H2O = PH3 + 3 NaH2PO2
NH3 + NO2 = N2 + H2O =>
8 NH3 + 6 NO2 = 7 N2 + 12 H2O
Cr2O3 + KNO3 + KOH = K2CrO4 + KNO2 + H2O =>
Cr2O3 + 3 KNO3 + 4 KOH = 2 K2CrO4 + 3 KNO2 + 2 H2O
BaI2 + AgNO3 = BaNO3 + AgI2 =>
BaI2 + AgNO3 = BaNO3 + AgI2
Ag2CO3 + HNO3 = AgNO3 + CO2 + H2O =>
Ag2CO3 + 2 HNO3 = 2 AgNO3 + CO2 + H2O
AgNO3 + Na2S203 = Ag2S203 + NaNO3 =>
2 AgNO3 + Na2S203 = Ag2S203 + 2 NaNO3
Cl2 + NaI = NaCl + I =>
Cl2 + 2 NaI = 2 NaCl + 2 I
AgNo3 + Na2SO4 = Ag2SO4 + NaNo3 =>
2 AgNo3 + Na2SO4 = Ag2SO4 + 2 NaNo3
KMnO4 + C3H5(OH)3 = K2CO3 + Mn2O3 + CO2 + H2O =>
14 KMnO4 + 4 C3H5(OH)3 = 7 K2CO3 + 7 Mn2O3 + 5 CO2 + 16 H2O
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
K2Cr2O7 + HCl = KCl + CrCl3 + Cl2 + H2O =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 3 Cl2 + 7 H2O
N2H4 + VO3{-} + H{+} = VO{2+} + N2 + H2O =>
N2H4 + 4 VO3{-} + 12 H{+} = 4 VO{2+} + N2 + 8 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
VO2Cl + NH4OH = NH4VO3 + NH4Cl + H2O =>
VO2Cl + 2 NH4OH = NH4VO3 + NH4Cl + H2O
Be(OH)2 = BeO + H2O =>
Be(OH)2 = BeO + H2O
Al + HNO3 = Al(NO3)3 + H2O + NO =>
Al + 4 HNO3 = Al(NO3)3 + 2 H2O + NO
P4 + NAOH + H2O = NAH2PO2 + PH3 =>
P4 + 3 NAOH + 3 H2O = 3 NAH2PO2 + PH3
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
P4 + NAOH + H2O = NAH2PO2 + PH3 =>
P4 + 3 NAOH + 3 H2O = 3 NAH2PO2 + PH3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Na2SO3 + HCl = NaCl + SO2 + H2O =>
Na2SO3 + 2 HCl = 2 NaCl + SO2 + H2O
AL + HCl = ALCl3 + H2 =>
2 AL + 6 HCl = 2 ALCl3 + 3 H2
C6H6 + Br2 = C6H5Br + HBr =>
C6H6 + Br2 = C6H5Br + HBr
KO2 + H20 = O2 + KOH =>
20 KO2 + H20 = 10 O2 + 20 KOH
BaO + H2O = Ba(OH)2 =>
BaO + H2O = Ba(OH)2
PbS + H2O2 = PbSO4 + H2O =>
PbS + 4 H2O2 = PbSO4 + 4 H2O
Na2SO3 + S = Na2S2O3 =>
Na2SO3 + S = Na2S2O3
Fe2(SO4)3 + KOH = Fe(OH)3 + K2SO4 =>
Fe2(SO4)3 + 6 KOH = 2 Fe(OH)3 + 3 K2SO4
HCN + CuSO4 = H2SO4 + Cu(CN)2 =>
2 HCN + CuSO4 = H2SO4 + Cu(CN)2
Fe(OH)3 + KNO3 + KOH = K2FeO4 + KNO2 + H2O =>
2 Fe(OH)3 + 3 KNO3 + 4 KOH = 2 K2FeO4 + 3 KNO2 + 5 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
KCrO2 + Br2 + KOH = KBr + K2CrO4 + H2O =>
2 KCrO2 + 3 Br2 + 8 KOH = 6 KBr + 2 K2CrO4 + 4 H2O
Li2CO3 = Li2O + CO2 =>
Li2CO3 = Li2O + CO2
HNO2 + Ca(OH)2 = Ca(NO2)2 + H2O =>
2 HNO2 + Ca(OH)2 = Ca(NO2)2 + 2 H2O
NO2 + H2O + O2 = HNO3 =>
4 NO2 + 2 H2O + O2 = 4 HNO3
PBO + NaOH = Na2PBO2 + H2O =>
PBO + 2 NaOH = Na2PBO2 + H2O
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
MnO4{-} + Fe{+2} + H{+} = Fe{+3} + Mn{+2} + H2O =>
MnO4{-} + 5 Fe{+2} + 8 H{+} = 5 Fe{+3} + Mn{+2} + 4 H2O
Fe2(SO4)3 + KOH = Fe(OH)3 + K2SO4 =>
Fe2(SO4)3 + 6 KOH = 2 Fe(OH)3 + 3 K2SO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/23/18
Équations équilibrées sur03/25/17
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