| Équations équilibrées la veille | Équations équilibrées le lendemain |
6 HCl + 2 Al = 2 AlCl3 + 3 H2
HBr + Ca(OH)2 = HOH + CaBr2 =>
2 HBr + Ca(OH)2 = 2 HOH + CaBr2
Al(NO3)3(aq) + NH3(aq) + H2O(l) = Al(OH)3(s) + NH4NO3(aq) =>
Al(NO3)3(aq) + 3 NH3(aq) + 3 H2O(l) = Al(OH)3(s) + 3 NH4NO3(aq)
K2CrO4 + H2Se + HBr = Se7 + CrBr3 + KBr + H2O =>
14 K2CrO4 + 21 H2Se + 70 HBr = 3 Se7 + 14 CrBr3 + 28 KBr + 56 H2O
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
CO2 + NH3 = OC(NH2)2 + H2O =>
CO2 + 2 NH3 = OC(NH2)2 + H2O
CO2 + NaOH = C(OH)4 + Na2O =>
CO2 + 4 NaOH = C(OH)4 + 2 Na2O
Pb(NO3)2 + Ba(OH)2 = Ba(NO3)2 + Pb(OH)2 =>
Pb(NO3)2 + Ba(OH)2 = Ba(NO3)2 + Pb(OH)2
(NH4)2CO3 + H2SO4 = (NH4)2SO4 + CO2 + H2O =>
(NH4)2CO3 + H2SO4 = (NH4)2SO4 + CO2 + H2O
P4 + HNO3 + H2O = H3PO4 + NO =>
3 P4 + 20 HNO3 + 8 H2O = 12 H3PO4 + 20 NO
Ca + HNO3 = N2O + Ca(NO3)2 + H2O =>
4 Ca + 10 HNO3 = N2O + 4 Ca(NO3)2 + 5 H2O
CuS + HNO3 = Cu(NO3)2 + S + NO2 + H2O =>
CuS + 4 HNO3 = Cu(NO3)2 + S + 2 NO2 + 2 H2O
P4 + Cl2 = PCl5 =>
P4 + 10 Cl2 = 4 PCl5
Cu2S + HNO3 = Cu(NO3) + H2SO4 + NO + H2O =>
3 Cu2S + 14 HNO3 = 6 Cu(NO3) + 3 H2SO4 + 8 NO + 4 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CH3COOH + Mg = (CH3COO)2Mg + H2 =>
2 CH3COOH + Mg = (CH3COO)2Mg + H2
P + O2 = PO5 =>
2 P + 5 O2 = 2 PO5
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
C14H30 + O2 = CO2 + H2O =>
2 C14H30 + 43 O2 = 28 CO2 + 30 H2O
Si2H3 + O2 = SiO2 + H2O3 =>
4 Si2H3 + 17 O2 = 8 SiO2 + 6 H2O3
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
Fe3O4 + Al = Fe3 + Al2O3 =>
3 Fe3O4 + 8 Al = 3 Fe3 + 4 Al2O3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
KNO3 + NH4Br = KBr + N2O + H2O =>
KNO3 + NH4Br = KBr + N2O + 2 H2O
Zn(s) + MgBr2(aq) = Mg(s) + ZnBr2(aq) =>
Zn(s) + MgBr2(aq) = Mg(s) + ZnBr2(aq)
KNO3 + NH4Br = KBr + N2O + H2O =>
KNO3 + NH4Br = KBr + N2O + 2 H2O
NH3(g) + NO(g) = N2(g) + H2O(l) =>
4 NH3(g) + 6 NO(g) = 5 N2(g) + 6 H2O(l)
NH4 + H2O = H3O + NH4OH =>
NH4 + 2 H2O = H3O + NH4OH
NH3(g) + NO(g) = N2(g) + H2O(l) =>
4 NH3(g) + 6 NO(g) = 5 N2(g) + 6 H2O(l)
Ba(OH)2 + AgCH3COO = Ba(CH3COO)2 + AgOH =>
Ba(OH)2 + 2 AgCH3COO = Ba(CH3COO)2 + 2 AgOH
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
K + S = K2S =>
2 K + S = K2S
H3PO4 + MgO = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 MgO = Mg3(PO4)2 + 3 H2O
P4 + KOH + H2O = PH3 + KH2PO2 =>
P4 + 3 KOH + 3 H2O = PH3 + 3 KH2PO2
HCL + NAOH = H2O + NACL =>
HCL + NAOH = H2O + NACL
HNO3 + H2O = H3O + NO3 =>
HNO3 + H2O = H3O + NO3
HF + NaOH = NaF + H2O =>
HF + NaOH = NaF + H2O
Si4 + Cl2 = SiCl2 =>
Si4 + 4 Cl2 = 4 SiCl2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
NA + Cl2 = NACl2 =>
NA + Cl2 = NACl2
C2H4(OH)2 + O2 = CO2 + H20 =>
10 C2H4(OH)2 + 10 O2 = 20 CO2 + 3 H20
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
K2Cr2O7 + SnCl2 + HCl = CrCl3 + SnCl4 + KCl + H2O =>
K2Cr2O7 + 3 SnCl2 + 14 HCl = 2 CrCl3 + 3 SnCl4 + 2 KCl + 7 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
HNO3 + P4 + H2O = H3PO4 + NO =>
20 HNO3 + 3 P4 + 8 H2O = 12 H3PO4 + 20 NO
C2H4(OH)2 + O2 = CO2 + H2O =>
2 C2H4(OH)2 + 5 O2 = 4 CO2 + 6 H2O
PH3 + Cl2 + H2O = H3PO4 + HCl =>
PH3 + 4 Cl2 + 4 H2O = H3PO4 + 8 HCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/19/16
Équations équilibrées sur02/18/15
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