| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cu + S + O = CuSO
CaC2 + H2O = Ca(OH)2 + C2H2 =>
CaC2 + 2 H2O = Ca(OH)2 + C2H2
Sb + Cl2 = SbCl5 =>
2 Sb + 5 Cl2 = 2 SbCl5
NaCrO4 + Na2S + H2O = S + Na[Cr(OH)4(H2O)] + NaOH =>
NaCrO4 + 2 Na2S + 5 H2O = 2 S + Na[Cr(OH)4(H2O)] + 4 NaOH
Fe2(SO4)3 + NH3 + H2O = Fe(OH)3 + (NH4)2SO4 =>
Fe2(SO4)3 + 6 NH3 + 6 H2O = 2 Fe(OH)3 + 3(NH4)2SO4
CaCO3 + H3PO4 = Ca3(PO4)2 + CO2 + H2O =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 CO2 + 3 H2O
Pb + Cu(NO3) = Cu + Pb(NO3)2 =>
Pb + 2 Cu(NO3) = 2 Cu + Pb(NO3)2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
KOH + H2SO4 = K2SO4 + H2O =>
2 KOH + H2SO4 = K2SO4 + 2 H2O
Fe2(SO4)3(aq) + NaOH(aq) = Fe2(OH)(s) + Na(SO4)3(aq) =>
Fe2(SO4)3(aq) + NaOH(aq) = Fe2(OH)(s) + Na(SO4)3(aq)
K3[Al(OH)6] + H2SO4 = K2SO4 + H2O + AlOHSO4 =>
2 K3[Al(OH)6] + 5 H2SO4 = 3 K2SO4 + 10 H2O + 2 AlOHSO4
HCL + NAOH = H2O + NACL =>
HCL + NAOH = H2O + NACL
Fe2(SO4)3(aq) + NaOH(aq) = Fe2OH(s) + Na(SO4)3(aq) =>
Fe2(SO4)3(aq) + NaOH(aq) = Fe2OH(s) + Na(SO4)3(aq)
Ca3P2(s) + H2O(l) = Ca(OH)2(aq) + PH3(g) =>
Ca3P2(s) + 6 H2O(l) = 3 Ca(OH)2(aq) + 2 PH3(g)
CaO + SO3 = CaSO4 =>
CaO + SO3 = CaSO4
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
B + O3 = B2O3 =>
2 B + O3 = B2O3
Pb(No3)2 + K2S = PbS + KNo3 =>
Pb(No3)2 + K2S = PbS + 2 KNo3
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Al(OH)3(s) + H2SO4(aq) = Al2(SO4)3(aq) + H2O(l) =>
2 Al(OH)3(s) + 3 H2SO4(aq) = Al2(SO4)3(aq) + 6 H2O(l)
KI + Cl2 = KCl + I =>
2 KI + Cl2 = 2 KCl + 2 I
C4H8 + H3O = H + C4H10O =>
C4H8 + H3O = H + C4H10O
PH3 + Br2 = P2H4 + PH4Br =>
4 PH3 + Br2 = P2H4 + 2 PH4Br
Ca(OH)2(aq) + SO2(g) = CaSO4(s) + H2(g) =>
Ca(OH)2(aq) + SO2(g) = CaSO4(s) + H2(g)
CaCO3 + HNO3 = Ca(NO3)2 + H2O + CO2 =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + H2O + CO2
AgNO3(aq) + Na2CO3(aq) = Ag2CO3(s) + NaNO3(aq) =>
2 AgNO3(aq) + Na2CO3(aq) = Ag2CO3(s) + 2 NaNO3(aq)
MgO + H3PO4 = Mg3(PO4)2 + H2O =>
3 MgO + 2 H3PO4 = Mg3(PO4)2 + 3 H2O
UO2 + HF = UF4 + H2O =>
UO2 + 4 HF = UF4 + 2 H2O
Na2SO4 + BaCl2 = NaCl + BaSO4 =>
Na2SO4 + BaCl2 = 2 NaCl + BaSO4
SO2(g) + Ca(OH)2(aq) = Ca(HSO3)2(s) =>
2 SO2(g) + Ca(OH)2(aq) = Ca(HSO3)2(s)
C2H5NH2(g) + O2(g) = CO2(g) + H2O(g) + N2(g) =>
4 C2H5NH2(g) + 15 O2(g) = 8 CO2(g) + 14 H2O(g) + 2 N2(g)
NANO3 = NANO2 + O2 =>
2 NANO3 = 2 NANO2 + O2
CO2 + BaO = BaCO3 =>
CO2 + BaO = BaCO3
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Pb(NO3) + HBr = PbBr + HNO3 =>
Pb(NO3) + HBr = PbBr + HNO3
C3H8 + O2 = H2O + CO2 =>
C3H8 + 5 O2 = 4 H2O + 3 CO2
NANO3 = NANO2 + O2 =>
2 NANO3 = 2 NANO2 + O2
Cu(s) + H2SO4(aq) = CuSO4(aq) + SO2(g) + H2O(l) =>
Cu(s) + 2 H2SO4(aq) = CuSO4(aq) + SO2(g) + 2 H2O(l)
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
KCN + CH3COOH = CH3COOK + HCN =>
KCN + CH3COOH = CH3COOK + HCN
Si + Cl2 = SiCl4 =>
Si + 2 Cl2 = SiCl4
BaSiO2 = Ba + SiO2 =>
BaSiO2 = Ba + SiO2
CH4 + NH3 + O2 = HCN + H2O =>
2 CH4 + 2 NH3 + 3 O2 = 2 HCN + 6 H2O
CaCo3 + HNo3 = Ca(No3)2 + Co2 + H20 =>
10 CaCo3 + 20 HNo3 = 10 Ca(No3)2 + 15 Co2 + H20
Mg + N = Mg3N2 =>
3 Mg + 2 N = Mg3N2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
CuO = Cu(s) + O2(g) =>
2 CuO = 2 Cu(s) + O2(g)
Al2O3 + Na = Na2O + Al =>
Al2O3 + 6 Na = 3 Na2O + 2 Al
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/20/16
Équations équilibrées sur09/19/15
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