Équations équilibrées la veille |
Fe{+2} + S{-2} = FeS
ZnS(s) = Zn(aq) + S(aq) =>
ZnS(s) = Zn(aq) + S(aq)
Mg3N2 + H2O = MgO + NH3 =>
Mg3N2 + 3 H2O = 3 MgO + 2 NH3
NH4OH + HBr = H2O + NH4Br =>
NH4OH + HBr = H2O + NH4Br
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
ZnO + NF3 = ZnF2 + N2O3 =>
3 ZnO + 2 NF3 = 3 ZnF2 + N2O3
Cu + NO3{-} + H{+} = NO + Cu{+2} + H2O =>
3 Cu + 2 NO3{-} + 8 H{+} = 2 NO + 3 Cu{+2} + 4 H2O
CuOH2 + MgO = CuO + MgOH =>
CuOH2 + 2 MgO = CuO + 2 MgOH
NH4OH + HBr = H2O + NH4Br =>
NH4OH + HBr = H2O + NH4Br
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
Fe + HC1 = FeC12 + H2 =>
Fe + 12 HC1 = FeC12 + 6 H2
MnC2O4 = MnCO3 + CO =>
MnC2O4 = MnCO3 + CO
KCl + SO2 + O2 = K2SO4 + Cl2 =>
2 KCl + SO2 + O2 = K2SO4 + Cl2
HNO2 + S = H2O + H2SO4 + NO =>
6 HNO2 + S = 2 H2O + H2SO4 + 6 NO
CuCl2 + LiOH = Li + Cl + Cu(OH)2 =>
CuCl2 + 2 LiOH = 2 Li + 2 Cl + Cu(OH)2
CH3CH2BrNaOH = C2H5OHNaBr =>
CH3CH2BrNaOH = C2H5OHNaBr
Na2CO3(s) + HNO3(aq) = NaNO3(aq) + CO2(g) + H2O(l) =>
Na2CO3(s) + 2 HNO3(aq) = 2 NaNO3(aq) + CO2(g) + H2O(l)
NH4Br + Ca(OH)2 = CaBr2 + H2O + NH3 =>
2 NH4Br + Ca(OH)2 = CaBr2 + 2 H2O + 2 NH3
Hg{2+} + H2 = Hg2{2+} + H{+} =>
2 Hg{2+} + H2 = Hg2{2+} + 2 H{+}
PbO0 = Pb + O2 =>
2 PbO0 = 2 Pb + O2
CuCl2 + Hg(NO3)2 = HgCl2 + Cu(NO3)2 =>
CuCl2 + Hg(NO3)2 = HgCl2 + Cu(NO3)2
NaOH + Al = Al(OH)3 + Na =>
3 NaOH + Al = Al(OH)3 + 3 Na
CaC2O4 = CaO + CO2 + CO =>
CaC2O4 = CaO + CO2 + CO
HCl + Al(N03) = H(N03) + Al(Cl) =>
HCl + Al(N03) = H(N03) + Al(Cl)
H2 + N = N2H5 =>
5 H2 + 4 N = 2 N2H5
KMnO4 + Mn(NO3)2 = MnO2 + KNO3 + O2 =>
2 KMnO4 + Mn(NO3)2 = 3 MnO2 + 2 KNO3 + O2
FeAsS + Fe2(SO4)3 + H2O = FeSO4 + H3AsO3 + S =>
8 FeAsS + 11 Fe2(SO4)3 + 12 H2O = 30 FeSO4 + 8 H3AsO3 + 11 S
HCl + Na3PO4 = NaCl + H3 + PO4 =>
3 HCl + Na3PO4 = 3 NaCl + H3 + PO4
Cu(OH)2 + HCl = CuCl2 + H2O =>
Cu(OH)2 + 2 HCl = CuCl2 + 2 H2O
*Al + H2SO4 = Al2(SO4)3 + H2 =>
2*Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
MgBr + Cl2 = MgCl + Br =>
2 MgBr + Cl2 = 2 MgCl + 2 Br
Ba(OH)3 + Na3PO4 = Ba(PO4)3 + Na3OH =>
Ba(OH)3 + 3 Na3PO4 = Ba(PO4)3 + 3 Na3OH
Li + HF = LiF + H2 =>
2 Li + 2 HF = 2 LiF + H2
Si + Na = Si3Na =>
3 Si + Na = Si3Na
Zr2W2C3F2 = WC + ZrC + WF6 + W =>
3 Zr2W2C3F2 = 3 WC + 6 ZrC + WF6 + 2 W
H2SeO4 = O2 + H2SeO3 =>
2 H2SeO4 = O2 + 2 H2SeO3
H3NO3 + Hg = Hg(NO3)2 + NO + H2O =>
8 H3NO3 + Hg = Hg(NO3)2 + 6 NO + 12 H2O
ZuCl2 + H2O = Zu(OH)2 + HCl =>
ZuCl2 + 2 H2O = Zu(OH)2 + 2 HCl
CuO + H2CO3 = CuCO3 + Cu(OH)2 =>
2 CuO + H2CO3 = CuCO3 + Cu(OH)2
Al + (OH)2 = Al(OH)2 =>
Al + (OH)2 = Al(OH)2
CuOH + NaNO3 = CuNO3 + NaOH =>
CuOH + NaNO3 = CuNO3 + NaOH
O + CuO + NO = Cu(NO3)2 =>
3 O + CuO + 2 NO = Cu(NO3)2
CrS = Cr + S =>
CrS = Cr + S
N2O + SO2 = N2 + SO3 =>
N2O + SO2 = N2 + SO3
Ba(NO3)2 + Al2(SO4)3 = Al(NO3) + Ba(SO4)3 =>
Ba(NO3)2 + Al2(SO4)3 = 2 Al(NO3) + Ba(SO4)3
CO(OH)2 + HCl = COCl2 + H2O =>
CO(OH)2 + 2 HCl = COCl2 + 2 H2O
Pb(NO3)2(aq) + Na2S(aq) = Na2NO3(aq) + PbS2(s) =>
Pb(NO3)2(aq) + 2 Na2S(aq) = 2 Na2NO3(aq) + PbS2(s)
Be2C + H2O = Be(OH)2 + CH4 =>
Be2C + 4 H2O = 2 Be(OH)2 + CH4
Ba(NO3) + NH4IO3 = BaIO3 + NH4NO3 =>
Ba(NO3) + NH4IO3 = BaIO3 + NH4NO3
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