| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 O3 = 3 O2
Na + CO2 = Na2CO3 + C =>
4 Na + 3 CO2 = 2 Na2CO3 + C
H5IO6 = I2O5 + H3O + O2 =>
12 H5IO6 = 6 I2O5 + 20 H3O + 11 O2
Ca + H2O = CaO2 + H2 =>
Ca + 2 H2O = CaO2 + 2 H2
Zn + HNO3 = Zn(NO3)2 + N2 + H2O =>
5 Zn + 12 HNO3 = 5 Zn(NO3)2 + N2 + 6 H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
KMnO7 + FeSO4 + H2SO4 = K2SO4 + MnSO4 + Fe2(SO4)3 + H2O =>
2 KMnO7 + 22 FeSO4 + 14 H2SO4 = K2SO4 + 2 MnSO4 + 11 Fe2(SO4)3 + 14 H2O
H5IO6 = I2O5 + H2O + O2 =>
2 H5IO6 = I2O5 + 5 H2O + O2
HBr + K2FeO4 + H3PO2 = KBr + FeBr3 + H3PO4 + H2O =>
20 HBr + 4 K2FeO4 + 3 H3PO2 = 8 KBr + 4 FeBr3 + 3 H3PO4 + 10 H2O
ZN + HCl = ZNCl2 + H2 =>
ZN + 2 HCl = ZNCl2 + H2
C12H26 + O2 = CO2 + H2O =>
2 C12H26 + 37 O2 = 24 CO2 + 26 H2O
H2SO4 + Pb(NO3)2 = PbSO4 + HNO3 =>
H2SO4 + Pb(NO3)2 = PbSO4 + 2 HNO3
CaCl2 + H2O = Ca(OH)2 + HCl =>
CaCl2 + 2 H2O = Ca(OH)2 + 2 HCl
NaS + HCl = NaCl + HS =>
NaS + HCl = NaCl + HS
Na2B4O7 + H2SO4 + H2O = H3BO3 + Na2SO4 =>
Na2B4O7 + H2SO4 + 5 H2O = 4 H3BO3 + Na2SO4
HBr + K2FeO4 + H3PO2 = KBr + FeBr2 + H3PO4 + H2O =>
4 HBr + K2FeO4 + H3PO2 = 2 KBr + FeBr2 + H3PO4 + 2 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
H2S + H2SO4 = H2O + S =>
3 H2S + H2SO4 = 4 H2O + 4 S
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
CH4 + O2 = CO2 + H20 =>
5 CH4 + 5 O2 = 5 CO2 + H20
Cu + AgNO3 = CuNO3 + Ag =>
Cu + AgNO3 = CuNO3 + Ag
H{+} + Cr2O7{-2} + H2S = Cr{+3} + S + H2O =>
8 H{+} + Cr2O7{-2} + 3 H2S = 2 Cr{+3} + 3 S + 7 H2O
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
K + Br = KBr =>
K + Br = KBr
HCl + As2O3 + NANO3 + H2O = NO + H3AsO4 + NACl =>
4 HCl + 3 As2O3 + 4 NANO3 + 7 H2O = 4 NO + 6 H3AsO4 + 4 NACl
Na2Cr2O7 + SnCl2 + HCl = SnCl4 + CrCl3 + NaCl + H2O =>
Na2Cr2O7 + 3 SnCl2 + 14 HCl = 3 SnCl4 + 2 CrCl3 + 2 NaCl + 7 H2O
HBr + KMnO4 + H2CO = KBr + MnBr2 + CO2 + H2O =>
12 HBr + 4 KMnO4 + 5 H2CO = 4 KBr + 4 MnBr2 + 5 CO2 + 11 H2O
Ba + N2 = Ba3N2 =>
3 Ba + N2 = Ba3N2
BN + F2 = BF3 + N2 =>
2 BN + 3 F2 = 2 BF3 + N2
H2O2 = H2 + O2 =>
H2O2 = H2 + O2
C8H16 + O2 = CO2 + H20 =>
5 C8H16 + 40 O2 = 40 CO2 + 4 H20
HNO3 + Ca = Ca(NO3)2 + H2O + NH3 =>
9 HNO3 + 4 Ca = 4 Ca(NO3)2 + 3 H2O + NH3
C3H6Cl2 + Mg = C3H6 + MgCl2 =>
C3H6Cl2 + Mg = C3H6 + MgCl2
H2 + Fe2O3 = Fe + H2O =>
3 H2 + Fe2O3 = 2 Fe + 3 H2O
CaCO3 + H2SO4 = CaSO4 + H2O + CO2 =>
CaCO3 + H2SO4 = CaSO4 + H2O + CO2
Al + NaOH + H2O = NaAl(OH)4 + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 NaAl(OH)4 + 3 H2
Fe + S = FeS =>
Fe + S = FeS
K2SO4 + BaCl2 = K2Cl2 + BaSO4 =>
K2SO4 + BaCl2 = K2Cl2 + BaSO4
HCl + As2O3 + NaNO3 + H2O = NO + H3AsO4 + NaCl =>
4 HCl + 3 As2O3 + 4 NaNO3 + 7 H2O = 4 NO + 6 H3AsO4 + 4 NaCl
BaCl2 + H2SO4 = BaSO4 + H2Cl2 =>
BaCl2 + H2SO4 = BaSO4 + H2Cl2
PCl3 + H2O = H3PO3 + HCl =>
PCl3 + 3 H2O = H3PO3 + 3 HCl
Cr2O7 + H{+} + Fe{2+} = Cr{3+} + H2O + Fe{3+} =>
Cr2O7 + 14 H{+} + 8 Fe{2+} = 2 Cr{3+} + 7 H2O + 8 Fe{3+}
Al2S3 + H2O = Al(OH)3 + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
Zn + HCl = ZnCl + H2 =>
2 Zn + 2 HCl = 2 ZnCl + H2
Cr3{+} + Br2 + OH{-} = CrO4{2-} + Br{-} + H20 =>
10 Cr3{+} + 25 Br2 + 120 OH{-} = 30 CrO4{2-} + 50 Br{-} + 6 H20
IRON(III)CHLORIDE + LEAD(II)NITRATE = IRON(III)NITRATE + LEAD(II)CHLORIDE =>
IRON(III)CHLORIDE + LEAD(II)NITRATE = IRON(III)NITRATE + LEAD(II)CHLORIDE
NAOH = NA + OH =>
NAOH = NA + OH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/20/17
Équations équilibrées sur10/20/16
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