| Équations équilibrées la veille | Équations équilibrées le lendemain |
156 H3A5O4 + 45 H2SO4 + 350 NO = 15 A52S3 + 350 HNO3 + 104 H2O
C + O2 = CO2 =>
C + O2 = CO2
ClO2 + Na2CO3 = NaClO2 + NaClO3 + CO2 =>
2 ClO2 + Na2CO3 = NaClO2 + NaClO3 + CO2
Al + Fe2{+} = Al3{+} + Fe =>
3 Al + Fe2{+} = Al3{+} + 2 Fe
NaCl2 = Na + Cl2 =>
NaCl2 = Na + Cl2
H3A5O4 + H2SO4 + NO = AS2S3 + HNO3 + H2O =>
3 H3A5O4 + 75 H2SO4 + 155 NO = 15 AS2S3 + 155 HNO3 + 2 H2O
N2O + NH3 = N2 + H2O =>
3 N2O + 2 NH3 = 4 N2 + 3 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
S + HNO3 = H2SO4 + NO =>
S + 2 HNO3 = H2SO4 + 2 NO
Cu + H2SO4 + O2 = CuSO4 + H2O =>
2 Cu + 2 H2SO4 + O2 = 2 CuSO4 + 2 H2O
Fe + O2 + H2O = Fe(OH)2 =>
2 Fe + O2 + 2 H2O = 2 Fe(OH)2
CS2(g) + Cl2(g) = CCl4(l) + SCl2(g) =>
CS2(g) + 4 Cl2(g) = CCl4(l) + 2 SCl2(g)
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
NaOH + Al = Na3AlO3 + H2 =>
6 NaOH + 2 Al = 2 Na3AlO3 + 3 H2
NO2 + O2 + H2O = HNO3 =>
4 NO2 + O2 + 2 H2O = 4 HNO3
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
C6H12O6 + C10H16N5O13P3 = C10H15N5O10P2 + C6H13O9P =>
C6H12O6 + C10H16N5O13P3 = C10H15N5O10P2 + C6H13O9P
P4 + NaOH + H2O = PH3 + Na2HPO3 =>
P4 + 4 NaOH + 2 H2O = 2 PH3 + 2 Na2HPO3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Cr + H2O = Cr2O3 + H2 =>
2 Cr + 3 H2O = Cr2O3 + 3 H2
As2S3 + NO3{-} + H{+} + H20 = H3AsO4 + NO + S =>
10 As2S3 + 40 NO3{-} + 40 H{+} + H20 = 20 H3AsO4 + 40 NO + 30 S
As2S3 + NO3{-} + H{+} + H2O = H3AsO4 + NO + S =>
3 As2S3 + 10 NO3{-} + 10 H{+} + 4 H2O = 6 H3AsO4 + 10 NO + 9 S
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
H3ASO4 + H2SO4 + NO = AS2S3 + HNO3 + H2O =>
3 H3ASO4 + 12 H2SO4 + 29 NO = 3 AS2S3 + 29 HNO3 + 2 H2O
MnO4{-} + SO2 + H2O = Mn + SO4{-2} + H{+} =>
2 MnO4{-} + 7 SO2 + 6 H2O = 2 Mn + 7 SO4{-2} + 12 H{+}
Ca3(PO4)2 + H2SO4 = Ca(H2PO4)2 + CaSO4 =>
Ca3(PO4)2 + 2 H2SO4 = Ca(H2PO4)2 + 2 CaSO4
HCl(aq) + NaHCO3(s) = NaCl(aq) + H2O(l) + CO2(g) =>
HCl(aq) + NaHCO3(s) = NaCl(aq) + H2O(l) + CO2(g)
Cr + H2SO4 = Cr2(SO4) + SO2 + H2O =>
2 Cr + 2 H2SO4 = Cr2(SO4) + SO2 + 2 H2O
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
Li(s) + N2(g) = Li3N(s) =>
6 Li(s) + N2(g) = 2 Li3N(s)
H3AsO4 + H2SO4 + NO = As2S3 + HNO3 + H2O =>
6 H3AsO4 + 9 H2SO4 + 28 NO = 3 As2S3 + 28 HNO3 + 4 H2O
C + Fe2O3 = Fe + CO2 =>
3 C + 2 Fe2O3 = 4 Fe + 3 CO2
AgNO3(aq) + Na2CO3(aq) = Ag2CO3(s) + NaNO3(aq) =>
2 AgNO3(aq) + Na2CO3(aq) = Ag2CO3(s) + 2 NaNO3(aq)
MG(OH)2 + HCl = MGCl2 + H2O =>
MG(OH)2 + 2 HCl = MGCl2 + 2 H2O
H3PO4 + NH3 = (NH4)3PO4 =>
H3PO4 + 3 NH3 = (NH4)3PO4
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
Al(OH)3(s) + H2SO4(aq) = Al2(SO4)3(aq) + H2O(l) =>
2 Al(OH)3(s) + 3 H2SO4(aq) = Al2(SO4)3(aq) + 6 H2O(l)
Cu + O2 = Cu2O =>
4 Cu + O2 = 2 Cu2O
C19H36O3 + O2 = CO2 + H2O =>
2 C19H36O3 + 53 O2 = 38 CO2 + 36 H2O
NaCl + AgNO3 = AgCl + NaNO3 =>
NaCl + AgNO3 = AgCl + NaNO3
Mg + HNO3 = Mg(NO3)2 + H2O + NO =>
3 Mg + 8 HNO3 = 3 Mg(NO3)2 + 4 H2O + 2 NO
CS2(g) + Cl2(g) = CCl4(l) + SCl2(g) =>
CS2(g) + 4 Cl2(g) = CCl4(l) + 2 SCl2(g)
Li(s) + N2(g) = Li3N(s) =>
6 Li(s) + N2(g) = 2 Li3N(s)
P2O5(s) + H2O(l) = H3PO4(aq) =>
P2O5(s) + 3 H2O(l) = 2 H3PO4(aq)
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
MGO + C = MG + CO =>
MGO + C = MG + CO
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
H2S + SO2 = S + H2O =>
2 H2S + SO2 = 3 S + 2 H2O
NABR + Cl2 = NACl + BR =>
2 NABR + Cl2 = 2 NACl + 2 BR
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/28/16
Équations équilibrées sur08/27/15
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