| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 HC2H3O2 + Ca(OH)2 = Ca(C2H3O2)2 + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
zinc + hydrochloricacid = zincchloride + hydrogen =>
Zn + 2 HCl = ZnCl2 + H2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Cr(s) + O2(g) = Cr2O3(s) =>
4 Cr(s) + 3 O2(g) = 2 Cr2O3(s)
S2 + Cl2 = SCl4 =>
S2 + 4 Cl2 = 2 SCl4
S2 + Cl2 = SCl8 =>
S2 + 8 Cl2 = 2 SCl8
Mg + CuSO4 = MgSO4 + Cu =>
Mg + CuSO4 = MgSO4 + Cu
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
S2 + Cl2 = SCl4 =>
S2 + 4 Cl2 = 2 SCl4
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
HNO3 + HBr = Br2 + NO + H2O =>
2 HNO3 + 6 HBr = 3 Br2 + 2 NO + 4 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Ca(NO3)2(ac) + Na2SO4(ac) = CaSO4(s) + NaNO3(ac) =>
Ca(NO3)2(ac) + Na2SO4(ac) = CaSO4(s) + 2 NaNO3(ac)
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
Na + KNO3 = Na2O + K2O + N2 =>
10 Na + 2 KNO3 = 5 Na2O + K2O + N2
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
KClO4 = KCl + O2 =>
KClO4 = KCl + 2 O2
Na2S + HCl = NaCl + H2S =>
Na2S + 2 HCl = 2 NaCl + H2S
MgO + H2O = Mg(OH)2 =>
MgO + H2O = Mg(OH)2
Hg + HI = H2 + HgI =>
2 Hg + 2 HI = H2 + 2 HgI
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
Hg + HI = H2 + HgI =>
2 Hg + 2 HI = H2 + 2 HgI
C2H4O2 + O2 = CO2 + H2O =>
C2H4O2 + 2 O2 = 2 CO2 + 2 H2O
P4 + Br2 = PBr3 =>
P4 + 6 Br2 = 4 PBr3
C6H5COOH + NAOH = C6H5COONA + H2O =>
C6H5COOH + NAOH = C6H5COONA + H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
C10H8 + O2 = CO2 + H2O =>
C10H8 + 12 O2 = 10 CO2 + 4 H2O
Zn(OH)2 + H3PO4 = Zn3(PO4)2 + H2O =>
3 Zn(OH)2 + 2 H3PO4 = Zn3(PO4)2 + 6 H2O
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C4H10 + Br2 = C4H9Br + HBr =>
C4H10 + Br2 = C4H9Br + HBr
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
Rb + S8 = Rb2S =>
16 Rb + S8 = 8 Rb2S
nitrogendioxide + water = nitricacid + nitrogenmonoxide =>
3 NO2 + H2O = 2 HNO3 + NO
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
K2CrO4 + HCl = KCl + CrCl3 + H2O + Cl2 =>
2 K2CrO4 + 16 HCl = 4 KCl + 2 CrCl3 + 8 H2O + 3 Cl2
H2(g) + O2(g) = H2O =>
2 H2(g) + O2(g) = 2 H2O
KMnO4 + H2SO4 + H2S = K2SO4 + MnSO4 + H2O =>
8 KMnO4 + 7 H2SO4 + 5 H2S = 4 K2SO4 + 8 MnSO4 + 12 H2O
Fe2O3 + CO = CO2 + Fe =>
Fe2O3 + 3 CO = 3 CO2 + 2 Fe
Pb(CH3COO)2 + H2S = PbS + CH3COOH =>
Pb(CH3COO)2 + H2S = PbS + 2 CH3COOH
MnO4{-} + Mn{+2} + H{+} + H2O = Mn(H2O)6{+3} =>
MnO4{-} + 4 Mn{+2} + 8 H{+} + 26 H2O = 5 Mn(H2O)6{+3}
NaCl + AgNO3 = AgCl + NaNO3 =>
NaCl + AgNO3 = AgCl + NaNO3
CuSO4 + Zn = ZnSO4 + Cu =>
CuSO4 + Zn = ZnSO4 + Cu
HNO3 = NO2 + O2 + H2O =>
4 HNO3 = 4 NO2 + O2 + 2 H2O
Br2 + H3AsO4 = As4 + HBrO2 + H2O =>
10 Br2 + 12 H3AsO4 = 3 As4 + 20 HBrO2 + 8 H2O
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/06/14
Équations équilibrées sur05/06/13
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