| Équations équilibrées la veille | Équations équilibrées le lendemain |
Zr + 2 H2O = ZrO2 + 2 H2
Na3As + HCl = AsH3 + NaCl =>
Na3As + 3 HCl = AsH3 + 3 NaCl
K2CrO4 + NaCl + AgNO3 = Na2CrO4 + AgCl + KNO3 =>
K2CrO4 + 2 NaCl + 2 AgNO3 = Na2CrO4 + 2 AgCl + 2 KNO3
C + O2 = CO2 =>
C + O2 = CO2
FeS + HCI = FeCI + HS =>
FeS + HCI = FeCI + HS
Pb(ll)(NO3)2 + H2SO4 = PbSO4 + H2(NO3)2 =>
Pb(ll)(NO3)2 + H2SO4 = PbSO4 + H2(NO3)2
Al(OH)3 + NaOH(aq) = NaAlO2(aq) + H2O(l) =>
Al(OH)3 + NaOH(aq) = NaAlO2(aq) + 2 H2O(l)
Fe2O(s) + H2 = Fe(s) + H2O(l) =>
Fe2O(s) + H2 = 2 Fe(s) + H2O(l)
Hg2(NO2)2 + NaCl = Hg2Cl2 + NaNO2 =>
Hg2(NO2)2 + 2 NaCl = Hg2Cl2 + 2 NaNO2
(NH4)2CO3(s) = NH3(l) + CO2(g) + H2O(l) =>
(NH4)2CO3(s) = 2 NH3(l) + CO2(g) + H2O(l)
H2O + NaSiO = HSiO + NaOH =>
H2O + NaSiO = HSiO + NaOH
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Al(aq) + H2O(aq) = Al(H2O)(aq) =>
Al(aq) + H2O(aq) = Al(H2O)(aq)
P4 + Ca = Ca3P2 =>
P4 + 6 Ca = 2 Ca3P2
PO + H2O = H3PO4 + H2 =>
2 PO + 6 H2O = 2 H3PO4 + 3 H2
CuCl2(aq) + Na2CO3(aq) = CuCO3 + Na2Cl2 =>
CuCl2(aq) + Na2CO3(aq) = CuCO3 + Na2Cl2
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
CH3OHKOH = CH3OKH2O =>
CH3OHKOH = CH3OKH2O
C76H135ON3 + O2 = CO2 + H2O + N2 =>
4 C76H135ON3 + 437 O2 = 304 CO2 + 270 H2O + 6 N2
Au2O3 = Au2 + O2 =>
2 Au2O3 = 2 Au2 + 3 O2
FeCl3 + NaI = FeCl2 + NaCl + I =>
FeCl3 + NaI = FeCl2 + NaCl + I
Mg(NO3)2 + KHO = Mg(HO)2 + KNO3 =>
Mg(NO3)2 + 2 KHO = Mg(HO)2 + 2 KNO3
Al(s) + NaOH(aq) + H2O(l) = Na2Al(OH)4(aq) + H2(g) =>
Al(s) + 2 NaOH(aq) + 2 H2O(l) = Na2Al(OH)4(aq) + H2(g)
Cu(OH)2 + HNO3 = Cu(NO3)2 + H2O =>
Cu(OH)2 + 2 HNO3 = Cu(NO3)2 + 2 H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Fe + KSCN = FeCN + KS =>
Fe + KSCN = FeCN + KS
CuCl + HCl = HCuCl2 =>
CuCl + HCl = HCuCl2
BaCl2 + Ag2SO4 = BaSO4 + AgCl =>
BaCl2 + Ag2SO4 = BaSO4 + 2 AgCl
H3PO4(aq) + FeBr3(aq) = H3Br3 + FePO4 =>
H3PO4(aq) + FeBr3(aq) = H3Br3 + FePO4
Mg + Fe2O3 = Fe + MgO =>
3 Mg + Fe2O3 = 2 Fe + 3 MgO
HCl + KH2PO4 = KCl + H2PO4H =>
HCl + KH2PO4 = KCl + H2PO4H
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
Ni(NO3)2 + NaSCN = NiSCN + Na(NO3)2 =>
Ni(NO3)2 + NaSCN = NiSCN + Na(NO3)2
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Mn3O4 + Al = Al2O3 + Mn =>
3 Mn3O4 + 8 Al = 4 Al2O3 + 9 Mn
Sn(OH)2Mg(ClO4)2 = Sn(ClO4)2Mg(OH)2 =>
Sn(OH)2Mg(ClO4)2 = Sn(ClO4)2Mg(OH)2
KClO3 + HI = I2 + KCl + H2O =>
KClO3 + 6 HI = 3 I2 + KCl + 3 H2O
FeCl3 + Na2CO3 = Fe2(CO3)3 + NaCl =>
2 FeCl3 + 3 Na2CO3 = Fe2(CO3)3 + 6 NaCl
PCl5 + P4 = PCl3 =>
6 PCl5 + P4 = 10 PCl3
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
CO2 + H2O = C2H6 + O2 =>
4 CO2 + 6 H2O = 2 C2H6 + 7 O2
C2H4 + MnO4{-} + H2O = C2H4(OH)2 + MnO2 + OH{-} =>
3 C2H4 + 2 MnO4{-} + 4 H2O = 3 C2H4(OH)2 + 2 MnO2 + 2 OH{-}
BF3 + NaH = B2H6 + NaF =>
2 BF3 + 6 NaH = B2H6 + 6 NaF
H2S(aq) + KOH(aq) = H2O + K2S(aq) =>
H2S(aq) + 2 KOH(aq) = 2 H2O + K2S(aq)
CaCl2 + Cr(NO3)3 = Ca(NO3)2 + CrCl3 =>
3 CaCl2 + 2 Cr(NO3)3 = 3 Ca(NO3)2 + 2 CrCl3
HCl(aq)NaHSO3(s) = NaCl(aq)H2O(l)SO2(g) =>
HCl(aq)NaHSO3(s) = NaCl(aq)H2O(l)SO2(g)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
H2O + S + Cl{-} = S{-2} + ClO3{-} + H{+} =>
3 H2O + 3 S + Cl{-} = 3 S{-2} + ClO3{-} + 6 H{+}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/23/24
Équations équilibrées sur01/22/24
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