Équations équilibrées la veille |
H2S + 2 Br = Br2S + H2
Pb(CN)4 + Na2SO4 = NaCN + Pb(SO4)2 =>
Pb(CN)4 + 2 Na2SO4 = 4 NaCN + Pb(SO4)2
Cu(NO3)2 + NH4SCN = Cu(SCN)2 + NH4NO3 =>
Cu(NO3)2 + 2 NH4SCN = Cu(SCN)2 + 2 NH4NO3
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
SrCO3 + HI = HCO3 + SrI =>
SrCO3 + HI = HCO3 + SrI
SCN{-} + Cr2O7{2-} + H{+} = Cr{3+} + SO2 + (CN)2 + H2O =>
6 SCN{-} + 5 Cr2O7{2-} + 46 H{+} = 10 Cr{3+} + 6 SO2 + 3(CN)2 + 23 H2O
C5H8 + Oxygen = Carbonmonoxide + Water =>
2 C5H8 + 9 O2 = 10 CO + 8 H2O
B2O3 + M2O3 + Mg = MB6 + MgO =>
6 B2O3 + M2O3 + 21 Mg = 2 MB6 + 21 MgO
[Bi(OH)3] + Na2SnO2 = Na2SnO3 + Bi + H2O =>
2[Bi(OH)3] + 3 Na2SnO2 = 3 Na2SnO3 + 2 Bi + 3 H2O
TiN + CF4 + O2 + CH2F2 = TiF4 + HCN + CO2 =>
4 TiN + 3 CF4 + O2 + 2 CH2F2 = 4 TiF4 + 4 HCN + CO2
Cu + MnCl2 = Mn + CuCl =>
2 Cu + MnCl2 = Mn + 2 CuCl
CH3CHCHCH2CH3 + KMnO4 + H2O = CH3CH(OH)CH(OH)CH2CH3 + KOH + MnO2 =>
3 CH3CHCHCH2CH3 + 2 KMnO4 + 4 H2O = 3 CH3CH(OH)CH(OH)CH2CH3 + 2 KOH + 2 MnO2
Mn + Fe(NO3)3 = Fe + Mn(NO3)3 =>
Mn + Fe(NO3)3 = Fe + Mn(NO3)3
NH3(g) = N2(g) + H2(g) =>
2 NH3(g) = N2(g) + 3 H2(g)
C2H5OH + NaHCO3 = C2H5ONa + H2CO3 =>
C2H5OH + NaHCO3 = C2H5ONa + H2CO3
KOH(aq) + CaCl2(aq) = KCl(aq) + Ca(OH)2(s) =>
2 KOH(aq) + CaCl2(aq) = 2 KCl(aq) + Ca(OH)2(s)
KMnO4 + C2H2O4 + H2SO4 = MnSO4 + CO2 + H2O + K2SO4 =>
2 KMnO4 + 5 C2H2O4 + 3 H2SO4 = 2 MnSO4 + 10 CO2 + 8 H2O + K2SO4
NaOCl + C6H8O7 = HClO + Na3C6H5O7 =>
3 NaOCl + C6H8O7 = 3 HClO + Na3C6H5O7
Na2O + HCl = NaCl + H2O =>
Na2O + 2 HCl = 2 NaCl + H2O
NaNO3 + KC2H2O2 = KNO3 + NaC2H2O2 =>
NaNO3 + KC2H2O2 = KNO3 + NaC2H2O2
C17H33COOH + H2 = C17H35CH2OH + H2O =>
C17H33COOH + 3 H2 = C17H35CH2OH + H2O
CU(NO3) + Zn = Zn(NO3)2 + CU =>
2 CU(NO3) + Zn = Zn(NO3)2 + 2 CU
Ca(OH)2 + (NH4)3PO4 = Ca3(PO4)2 + H2O + NH3 =>
3 Ca(OH)2 + 2(NH4)3PO4 = Ca3(PO4)2 + 6 H2O + 6 NH3
Na2CO3 + C2H4O2 = C2H4NaO + H2O + CO2 =>
4 Na2CO3 + 11 C2H4O2 = 8 C2H4NaO + 6 H2O + 10 CO2
MnI2 + Co(NO3)2 = Mn(NO3)2 + CoI2 =>
MnI2 + Co(NO3)2 = Mn(NO3)2 + CoI2
Mo2S3 + Mn(PO3)2 + K2SiO3 = PO + SiO2 + K2MoO4 + K2MnO4 + K2SO4 =>
Mo2S3 + 15 Mn(PO3)2 + 20 K2SiO3 = 30 PO + 20 SiO2 + 2 K2MoO4 + 15 K2MnO4 + 3 K2SO4
Cl2 + HPO4 = HCl + PO4 =>
Cl2 + 2 HPO4 = 2 HCl + 2 PO4
S + CS2 = CS3 =>
S + CS2 = CS3
C6H6O2 + O = CO + H2O =>
C6H6O2 + 7 O = 6 CO + 3 H2O
NaSCN + Ca(OCl)2 + NaOH = NaCNO + Na2SO4 + CaCl2 + H2O =>
NaSCN + 2 Ca(OCl)2 + 2 NaOH = NaCNO + Na2SO4 + 2 CaCl2 + H2O
FeI2 + O2 = FeO + I2 =>
2 FeI2 + O2 = 2 FeO + 2 I2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
K2HPO4 + BaCl2 = K2HCl2 + BaPO4 =>
K2HPO4 + BaCl2 = K2HCl2 + BaPO4
Na2CO3 + C2H4O2 = C2H4NaO + H2O + CO2 =>
4 Na2CO3 + 11 C2H4O2 = 8 C2H4NaO + 6 H2O + 10 CO2
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
HCl + HCO3({-}2) = H2CO3 + Cl({-}2) =>
HCl + HCO3({-}2) = H2CO3 + Cl({-}2)
Na2[Zn(OH)4] = Zn(OH)2 + Na2O + H2O =>
Na2[Zn(OH)4] = Zn(OH)2 + Na2O + H2O
Cr(No3)2 + Ba(OH)2 = Cr(OH)2 + Ba(No3)2 =>
Cr(No3)2 + Ba(OH)2 = Cr(OH)2 + Ba(No3)2
Na2CO3 + C2H4O2 = C2H4NaO + H2O + CO2 =>
4 Na2CO3 + 11 C2H4O2 = 8 C2H4NaO + 6 H2O + 10 CO2
KOH + Cl2 = KClO3 + H2O + KCl =>
6 KOH + 3 Cl2 = KClO3 + 3 H2O + 5 KCl
F2 + NH4Br = F2Br + NH4 =>
F2 + NH4Br = F2Br + NH4
HS + NaOH = NaH + SOH =>
HS + NaOH = NaH + SOH
AlS + NaOH = Al(OH)2 + Na2S =>
AlS + 2 NaOH = Al(OH)2 + Na2S
BaCO3 + NO3 = Ba(NO3)2 + CO3 =>
BaCO3 + 2 NO3 = Ba(NO3)2 + CO3
Cu(C2H3O2)2 + (NH4)2S = CuS + (NH4)(C2H3O2) =>
Cu(C2H3O2)2 + (NH4)2S = CuS + 2(NH4)(C2H3O2)
Na2[Sn(OH)6] + HCl = NaCl + SnO2 + H2O =>
Na2[Sn(OH)6] + 2 HCl = 2 NaCl + SnO2 + 4 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C5H10 + Br = C5H9Br + HBr =>
C5H10 + 2 Br = C5H9Br + HBr
Na2CO3 + C2H4O2 = C2H4NaO + H2O + CO2 =>
4 Na2CO3 + 11 C2H4O2 = 8 C2H4NaO + 6 H2O + 10 CO2
K4[Fe(CN)6] + CuSO4 = K2SO4 + Cu2[Fe(CN)6] =>
K4[Fe(CN)6] + 2 CuSO4 = 2 K2SO4 + Cu2[Fe(CN)6]
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