Équations équilibrées la veille |
2 KMnO4 + 10 BiBr3 + 8 H2SO4 = 15 Br2 + 2 Mn(SO4) + 5 Bi2(SO4) + K2(SO4) + 8 H2O
CrCl3 + Na2S + H2O = NaCl + Cr(OH)3 + H2S =>
2 CrCl3 + 3 Na2S + 6 H2O = 6 NaCl + 2 Cr(OH)3 + 3 H2S
CO2 + H2O + CuSO4 = CuCO3 + H2SO4 =>
CO2 + H2O + CuSO4 = CuCO3 + H2SO4
H2Se + CuCO3 = Cu2Se + Se + CO2 + H2O =>
2 H2Se + 2 CuCO3 = Cu2Se + Se + 2 CO2 + 2 H2O
V2O5 + Al = AlO3 + V =>
3 V2O5 + 5 Al = 5 AlO3 + 6 V
CuCO3 + C = Cu + CO2 =>
2 CuCO3 + C = 2 Cu + 3 CO2
PO4 + Ni = Ni(PO4) =>
PO4 + Ni = Ni(PO4)
MgSO4 + Ca(NO3)2 = Mg(NO3) + Ca(SO4)2 =>
2 MgSO4 + Ca(NO3)2 = 2 Mg(NO3) + Ca(SO4)2
KBrO3 + HCl + Sn2O3 = KCl + HBr + Sn2O5 =>
2 KBrO3 + 2 HCl + 3 Sn2O3 = 2 KCl + 2 HBr + 3 Sn2O5
Cr + HNO3 = Cr(NO3)2 + N2(NO) + H2O =>
13 Cr + 32 HNO3 = 13 Cr(NO3)2 + 2 N2(NO) + 16 H2O
OH + NH4Cl = NH3Cl + H2O =>
OH + NH4Cl = NH3Cl + H2O
Sb4O5Cl2 = Sb2O3 + SbCl3 =>
3 Sb4O5Cl2 = 5 Sb2O3 + 2 SbCl3
AgCl + NH3 + H2O = NH4Cl + AgOH =>
AgCl + NH3 + H2O = NH4Cl + AgOH
Zn(SO4)2 + H2 + KMnO4 = H2O + K2SO4 + MnSO4 + ZnSO4 =>
3 Zn(SO4)2 + 8 H2 + 2 KMnO4 = 8 H2O + K2SO4 + 2 MnSO4 + 3 ZnSO4
NH4NO3 = H2O + N2 + O2 =>
2 NH4NO3 = 4 H2O + 2 N2 + O2
C2H4(OH)2 + HCl = C2H4(Cl)2 + H2O =>
C2H4(OH)2 + 2 HCl = C2H4(Cl)2 + 2 H2O
Sb + HNO3 = NO + H2O + SbO5 =>
3 Sb + 10 HNO3 = 10 NO + 5 H2O + 3 SbO5
NH2OH + NaOH + HCl = NaNH2 + H2O + HClO =>
NH2OH + NaOH + HCl = NaNH2 + H2O + HClO
Hg(ClO3)2 + (NH4)3PO4 = HgPO4 + (NH4)3(ClO3)2 =>
Hg(ClO3)2 + (NH4)3PO4 = HgPO4 + (NH4)3(ClO3)2
CH3CONH2 + HCl = CH3COCl + NH3 =>
CH3CONH2 + HCl = CH3COCl + NH3
CaF2(s) + H2SO4(l) = CaSO4(s) + HF(g) =>
CaF2(s) + H2SO4(l) = CaSO4(s) + 2 HF(g)
H2O + I2 + Na2SO4 = HIO3 + Na2S =>
4 H2O + 4 I2 + 5 Na2SO4 = 8 HIO3 + 5 Na2S
KMnO4 + Na2S + NaOH = K2MnO4 + Na2MnO4 + Na2SO4 + H2O =>
8 KMnO4 + Na2S + 8 NaOH = 4 K2MnO4 + 4 Na2MnO4 + Na2SO4 + 4 H2O
CoCl2 + O2 + HCl + C2H4(NH2)2 = [Co(C2H4(NH2)2)2Cl2]Cl + H2O =>
4 CoCl2 + O2 + 4 HCl + 8 C2H4(NH2)2 = 4[Co(C2H4(NH2)2)2Cl2]Cl + 2 H2O
Fe(HCO3)2(s) + HCl = FeCl2 + CO2 + H2O =>
Fe(HCO3)2(s) + 2 HCl = FeCl2 + 2 CO2 + 2 H2O
Pb(NO3)2(ac) + NaCl(ac) = PbCl2(s) + NaNO3(ac) =>
Pb(NO3)2(ac) + 2 NaCl(ac) = PbCl2(s) + 2 NaNO3(ac)
HCl + H2PO4 = ClPO4 + H3 =>
HCl + H2PO4 = ClPO4 + H3
LiCl + LiHCO3 = Li2Cl + HCO3 =>
LiCl + LiHCO3 = Li2Cl + HCO3
K(PO4) + BaCl2 = KCl + Ba(PO4)2 =>
2 K(PO4) + BaCl2 = 2 KCl + Ba(PO4)2
C5H10 + KMnO4 + H2O = C5H12O2 + KOH + Mn2O3 =>
4 C5H10 + 2 KMnO4 + 5 H2O = 4 C5H12O2 + 2 KOH + Mn2O3
Li + N2 = Li3N(cr) =>
6 Li + N2 = 2 Li3N(cr)
Ag{+3} + OH{-} + H2 = Ag(s) + H2O =>
2 Ag{+3} + 6 OH{-} + 3 H2 = 2 Ag(s) + 6 H2O
C8H11N + CH2O = C10H15NO2 =>
C8H11N + 2 CH2O = C10H15NO2
Mg(OH)2 + NH4(PO4) = Mg(PO4) + NH4(OH)2 =>
Mg(OH)2 + NH4(PO4) = Mg(PO4) + NH4(OH)2
POCl3 + VCl3 + HCl = P4O + VCl4 + H2O =>
4 POCl3 + 18 VCl3 + 6 HCl = P4O + 18 VCl4 + 3 H2O
C2N2 + H2 = HCN =>
C2N2 + H2 = 2 HCN
H3AsO3 + Ni(OH)2 = NiHAsO3 + H2O =>
H3AsO3 + Ni(OH)2 = NiHAsO3 + 2 H2O
H2SO4 + Mg = H2 + MgSO4 =>
H2SO4 + Mg = H2 + MgSO4
Cl2 + MgBr2 = MgCl + Br =>
Cl2 + 2 MgBr2 = 2 MgCl + 4 Br
Cu(NH3)4 + K4[Fe(CN)6] = Cu[Fe(CN)6] + NH3 + K =>
Cu(NH3)4 + K4[Fe(CN)6] = Cu[Fe(CN)6] + 4 NH3 + 4 K
Li + NH3 = H + LiHN2 =>
Li + 2 NH3 = 5 H + LiHN2
Zn(NO3) + NaPO4 = ZnPO4 + Na(NO3) =>
Zn(NO3) + NaPO4 = ZnPO4 + Na(NO3)
MnO4{-} + H{+} + (C2O4){-2} = Mn{2+} + H2O + CO2 =>
2 MnO4{-} + 16 H{+} + 5(C2O4){-2} = 2 Mn{2+} + 8 H2O + 10 CO2
Ca2I{-}1 + Na1CO3{-}2 = Ca2CO3{-}2 + Na1I{-}1 =>
Ca2I{-}1 + Na1CO3{-}2 = Ca2CO3{-}2 + Na1I{-}1
Pb(NO3)2(aq) + HCl(aq) = PbCl2(aq) + HNO3(aq) =>
Pb(NO3)2(aq) + 2 HCl(aq) = PbCl2(aq) + 2 HNO3(aq)
C3H6O3 + NH4HCO3 = C3H5O3NH4 + H2O + CO2 =>
C3H6O3 + NH4HCO3 = C3H5O3NH4 + H2O + CO2
La(OH)3 + H2 = LaH2 + H2O =>
2 La(OH)3 + 5 H2 = 2 LaH2 + 6 H2O
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
VS4 + O2 = V2O5 + SO2 =>
4 VS4 + 21 O2 = 2 V2O5 + 16 SO2
NaCrO2 + KClO3 + NaOH = Na2CrO4 + KCl + H2O =>
2 NaCrO2 + KClO3 + 2 NaOH = 2 Na2CrO4 + KCl + H2O
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