| Équations équilibrées la veille |
2 KCl + CaS = CaCl2 + K2S
Na2CO3 + C20H14O4 = H2O + Na + C20H13O4 =>
20 Na2CO3 + 125 C20H14O4 = 56 H2O + 40 Na + 126 C20H13O4
Rb2O + O2 = Rb2O3 =>
Rb2O + O2 = Rb2O3
KMnO4 + Na2C2O4 + KOH = H2O + K2CO3 + MnO2 + Na2CO3 =>
2 KMnO4 + 3 Na2C2O4 + 4 KOH = 2 H2O + 3 K2CO3 + 2 MnO2 + 3 Na2CO3
H2O2 = O2 + H2O =>
2 H2O2 = O2 + 2 H2O
P + HNO3 + H2O = H3PO4 + NO =>
3 P + 5 HNO3 + 2 H2O = 3 H3PO4 + 5 NO
CuI2 + Cu2O = CuI + CuO =>
CuI2 + Cu2O = 2 CuI + CuO
HOOH = HO =>
HOOH = 2 HO
CrO3 + H2SO4 = Cr(SO4)3 + H2O =>
CrO3 + 3 H2SO4 = Cr(SO4)3 + 3 H2O
Na2CO3 + Cu = Cu(CO3)2 + Na =>
2 Na2CO3 + Cu = Cu(CO3)2 + 4 Na
K = K5 =>
5 K = K5
Fe2O3 = Fe + O2 =>
2 Fe2O3 = 4 Fe + 3 O2
Sn + H3PO4 = Sn3(PO4)2 + H2 =>
3 Sn + 2 H3PO4 = Sn3(PO4)2 + 3 H2
CO + K2Cr2O7 + KOH + H2O = Cr(OH)3 + KHCO3 =>
3 CO + K2Cr2O7 + KOH + 4 H2O = 2 Cr(OH)3 + 3 KHCO3
Li2O(s) + HCl(aq) = LiCl(s) + H2O(l) =>
Li2O(s) + 2 HCl(aq) = 2 LiCl(s) + H2O(l)
AgNO3 + K2S = Ag2S + KNO3 =>
2 AgNO3 + K2S = Ag2S + 2 KNO3
Al5 + CuCl2 = Cu5 + AlCl3 =>
2 Al5 + 15 CuCl2 = 3 Cu5 + 10 AlCl3
C10H16N2O8 + NaOH + FeCl3 = C10H13N2O8Fe + NaCl + H2O =>
C10H16N2O8 + 3 NaOH + FeCl3 = C10H13N2O8Fe + 3 NaCl + 3 H2O
C9H8O4 + K2HPO4 = C9H7O4 + K2PO3 + H2O =>
C9H8O4 + K2HPO4 = C9H7O4 + K2PO3 + H2O
CaCl2 + Ag2(SO4) = CaSO4 + AgCl =>
CaCl2 + Ag2(SO4) = CaSO4 + 2 AgCl
MgSO4 = MgS + O =>
MgSO4 = MgS + 4 O
(NH4)3PO4 + Sb2(SO3)5 = Sb3(PO4)5 + (NH4)2SO3 =>
10(NH4)3PO4 + 3 Sb2(SO3)5 = 2 Sb3(PO4)5 + 15(NH4)2SO3
H2SO4 + B(OH)3 = B2(SO4)3 + H2O =>
3 H2SO4 + 2 B(OH)3 = B2(SO4)3 + 6 H2O
Ca(ClO)2 + NaCl = NaClO + CaCl2 =>
Ca(ClO)2 + 2 NaCl = 2 NaClO + CaCl2
NaHSO4 + Pb(NO3)2 = NaNO3 + HNO3 + PbSO4 =>
NaHSO4 + Pb(NO3)2 = NaNO3 + HNO3 + PbSO4
P + H2 = PH3 =>
2 P + 3 H2 = 2 PH3
Be + O2 = OBe =>
2 Be + O2 = 2 OBe
MnSO4 + KClO3 + KOH = K2MnO4 + KClO + K2SO4 + H2O =>
MnSO4 + KClO3 + 4 KOH = K2MnO4 + KClO + K2SO4 + 2 H2O
Zn(OH)2 + CO2 = (ZnOH)2CO3 + H2O =>
2 Zn(OH)2 + CO2 = (ZnOH)2CO3 + H2O
CH3SO3H + KI = CH3I + KHSO3 =>
CH3SO3H + KI = CH3I + KHSO3
Ba(OH)2 + (NH4)3P = Ba3P2 + NH4OH =>
3 Ba(OH)2 + 2(NH4)3P = Ba3P2 + 6 NH4OH
CO + H2 = H2O + CH4 =>
CO + 3 H2 = H2O + CH4
P + H2 = PH =>
2 P + H2 = 2 PH
HOCl + NH3 = H2O + HCl + N2H4 =>
HOCl + 2 NH3 = H2O + HCl + N2H4
CO + Mg(OH)2 = MgCO3 + C + H2O =>
2 CO + Mg(OH)2 = MgCO3 + C + H2O
Al2(SO4)3*14H2O + CaCO3 = CaSO4 + Al(OH)3 + CO2 + H2O =>
Al2(SO4)3*14H2O + 3 CaCO3 = 3 CaSO4 + 2 Al(OH)3 + 3 CO2 + 11 H2O
CH3OH + CrO4{2-} + H{+} = CH3COOH + Cr{3+} + H2O =>
6 CH3OH + 4 CrO4{2-} + 20 H{+} = 3 CH3COOH + 4 Cr{3+} + 16 H2O
F2 + Na = NaF =>
F2 + 2 Na = 2 NaF
IF5 + Fe = FeF3 + IF3 =>
3 IF5 + 2 Fe = 2 FeF3 + 3 IF3
C3H6COOH + CH3OH = C3H7COOCH3 + H2O =>
4 C3H6COOH + 9 CH3OH = 5 C3H7COOCH3 + 7 H2O
Al(OH)3 + H3PO4 = AlPO4 + H2O =>
Al(OH)3 + H3PO4 = AlPO4 + 3 H2O
Ag2O = Ag + O2 = =>
2 Ag2O = 4 Ag + O2
C6H12O2 + O2 = CO2 + H2O =>
C6H12O2 + 8 O2 = 6 CO2 + 6 H2O
NaNO2 + H2O = NNa + OH =>
NaNO2 + 2 H2O = NNa + 4 OH
CuF2 + Mg = MgF2 + Cu =>
CuF2 + Mg = MgF2 + Cu
FeCl2 + (NH4)2C2O4 = FeC2O4 + NH4Cl =>
FeCl2 + (NH4)2C2O4 = FeC2O4 + 2 NH4Cl
C6H12O6 + Cr2O7{-2} + H{+} = Cr{3} + CO2 + H2O =>
C6H12O6 + 4 Cr2O7{-2} + 32 H{+} = 8 Cr{3} + 6 CO2 + 22 H2O
Co(s) + HCl = CoCl2 + H2(g) =>
Co(s) + 2 HCl = CoCl2 + H2(g)
CaHAsO4 = Ca3(AsO4)2 + H3AsO4 =>
3 CaHAsO4 = Ca3(AsO4)2 + H3AsO4
KClO3 + P = KCl + P2O5 =>
5 KClO3 + 6 P = 5 KCl + 3 P2O5
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Équations équilibrées sur10/21/24
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