| Équations équilibrées la veille |
2 C2H2 + 5 S2 = 4 CS2 + 2 H2S
Mg + O{2} = MgO{2} =>
Mg + O{2} = MgO{2}
CuS + HNO3 = Cu(NO3)2 + S + NO + H2O =>
3 CuS + 8 HNO3 = 3 Cu(NO3)2 + 3 S + 2 NO + 4 H2O
N5 = N2 =>
2 N5 = 5 N2
BeSrO = BeOSr =>
BeSrO = BeOSr
Ca(OH)2 + H2(SO4) = Ca(SO4) + H2O =>
Ca(OH)2 + H2(SO4) = Ca(SO4) + 2 H2O
NaCl + H2SO4 = HCl + Na2SO4 =>
2 NaCl + H2SO4 = 2 HCl + Na2SO4
AgCl + RbOH = AgOH + RbCl =>
AgCl + RbOH = AgOH + RbCl
CH3CH2OH + H3CrO4 + H2SO4 = CH3COOH + Cr2(SO4)3 + H2O =>
CH3CH2OH + 2 H3CrO4 + 3 H2SO4 = CH3COOH + Cr2(SO4)3 + 7 H2O
Na2O + P2O5 = Na3PO4 =>
3 Na2O + P2O5 = 2 Na3PO4
[Fe(H20)6]SCN = [Fe(H20)5SCN]H20 =>
[Fe(H20)6]SCN = [Fe(H20)5SCN]H20
Na2O + P2O5 = Na3PO4 =>
3 Na2O + P2O5 = 2 Na3PO4
NaCIO3(s) = NaCI(s) + O2(g) =>
2 NaCIO3(s) = 2 NaCI(s) + 3 O2(g)
CuS + HNO3 = Cu(NO3)2 + S + NO + H2O =>
3 CuS + 8 HNO3 = 3 Cu(NO3)2 + 3 S + 2 NO + 4 H2O
Fe + O2 + H2O = FeOH =>
4 Fe + O2 + 2 H2O = 4 FeOH
FeSO4 + SO4 = Fe2(SO4)3 =>
2 FeSO4 + SO4 = Fe2(SO4)3
KN3 + Pb(NO3)2 = Pb(N3)2 + KNO3 =>
2 KN3 + Pb(NO3)2 = Pb(N3)2 + 2 KNO3
CrH6O2 + O2 = CrO2 + H2O =>
2 CrH6O2 + 3 O2 = 2 CrO2 + 6 H2O
SO2 + CH3OH + Na2CO3 = Na2S2O4 + CO2 + H2O =>
6 SO2 + CH3OH + 3 Na2CO3 = 3 Na2S2O4 + 4 CO2 + 2 H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Na2S(s) + Co(NO3)2(aq) = CoS(aq) + NaNO3(aq) =>
Na2S(s) + Co(NO3)2(aq) = CoS(aq) + 2 NaNO3(aq)
C17H35COOH + O2 = CO2 + H2O =>
C17H35COOH + 26 O2 = 18 CO2 + 18 H2O
LiOH + Cl2 = LiCl + LiClO + H2O =>
2 LiOH + Cl2 = LiCl + LiClO + H2O
MgSO4Na2CO3 = MgCO3(SO4)Na2 =>
MgSO4Na2CO3 = MgCO3(SO4)Na2
CH3CHCH2CH2CH3 + O2 = CO2 + H2O =>
4 CH3CHCH2CH2CH3 + 31 O2 = 20 CO2 + 22 H2O
SeO2 + H2Se = Se2 + H2O =>
2 SeO2 + 4 H2Se = 3 Se2 + 4 H2O
Si + S8 = Si2S4 =>
4 Si + S8 = 2 Si2S4
NH4OH + H3PO4 = (NH4)3(PO4) + H2O =>
3 NH4OH + H3PO4 = (NH4)3(PO4) + 3 H2O
MnO2 + KNO + H2SO4 = KNO3 + MnSO4 + H2O =>
2 MnO2 + KNO + 2 H2SO4 = KNO3 + 2 MnSO4 + 2 H2O
C6H5CH2OH + HNO3 = C6H5COOH + NO + H2O =>
3 C6H5CH2OH + 4 HNO3 = 3 C6H5COOH + 4 NO + 5 H2O
CH4 + Cl2 = CH2Cl2 + HCl =>
CH4 + 2 Cl2 = CH2Cl2 + 2 HCl
NAOH(aq) + HCI(aq) = NACI(aq) + H2O(i) =>
NAOH(aq) + HCI(aq) = NACI(aq) + H2O(i)
(NH4)2C2O4 + KMnO4 + HCl = MnCl + K2O2 + CO2 + N2 + H2O =>
5(NH4)2C2O4 + 8 KMnO4 + 8 HCl = 8 MnCl + 4 K2O2 + 10 CO2 + 5 N2 + 24 H2O
FeCl3 + Na2O = FeONa2Cl3 =>
FeCl3 + Na2O = FeONa2Cl3
AgNO3 + Ni = Ni(NO3)2 + Ag =>
2 AgNO3 + Ni = Ni(NO3)2 + 2 Ag
SO + HO = H2SO3 =>
SO + 2 HO = H2SO3
Na[Al(OH)4]SO2 = NaHSO3Al(OH)3 =>
Na[Al(OH)4]SO2 = NaHSO3Al(OH)3
Sn(NO3)4 + K2SO3 = Sn2(SO3)4 + KNO3 =>
2 Sn(NO3)4 + 4 K2SO3 = Sn2(SO3)4 + 8 KNO3
AuClO3 = AuO + ClO2 =>
AuClO3 = AuO + ClO2
CH3CHOHCN + H2O = CH3CHOHCOONH4 =>
CH3CHOHCN + 2 H2O = CH3CHOHCOONH4
HCH2ClO2 + NaOH = HCH2OH + NaClO2 =>
HCH2ClO2 + NaOH = HCH2OH + NaClO2
Na2CO3 + HNO2 = NaNO2 + H2CO3 =>
Na2CO3 + 2 HNO2 = 2 NaNO2 + H2CO3
CU + NaCl + H2O = CUCl + NaOH + H2 =>
2 CU + 2 NaCl + 2 H2O = 2 CUCl + 2 NaOH + H2
KMnO4 + H2C2O4 + H2SO4 = MnSO4 + K2SO4 + CO2 + H2O =>
2 KMnO4 + 5 H2C2O4 + 3 H2SO4 = 2 MnSO4 + K2SO4 + 10 CO2 + 8 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
AgNO3 + BaCl2 = AgCl + Ba(NO3)2 =>
2 AgNO3 + BaCl2 = 2 AgCl + Ba(NO3)2
K2S2O8 + Al = K2S + SO2 + Al2O3 =>
K2S2O8 + 4 Al = K2S + SO2 + 2 Al2O3
IO3{-} + HSO3{-} = HSO4{-} + SO4{2-} + H2O + I2 =>
2 IO3{-} + 5 HSO3{-} = 3 HSO4{-} + 2 SO4{2-} + H2O + I2
(ClC2H4)2S + O = HCl + H2SO4 + CO2 + H2O =>
(ClC2H4)2S + 14 O = 2 HCl + H2SO4 + 4 CO2 + 2 H2O
K + H2O = KOH + H =>
K + H2O = KOH + H
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Équations équilibrées sur11/19/24
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