| Équations équilibrées la veille | Équations équilibrées le lendemain |
HBr + NaOH = NaBr + H2O
HGO(s) = HG(l) + O2(g) =>
2 HGO(s) = 2 HG(l) + O2(g)
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
H2C2O4 + KOH = K2C2O4 + H2O =>
H2C2O4 + 2 KOH = K2C2O4 + 2 H2O
RbNO3 + BeF2 = Be(NO3)2 + RbF =>
2 RbNO3 + BeF2 = Be(NO3)2 + 2 RbF
NO2 + O2 + H2O = HNO3 =>
4 NO2 + O2 + 2 H2O = 4 HNO3
NaOH + Cl2 = NaCl + NaClO + H2O =>
2 NaOH + Cl2 = NaCl + NaClO + H2O
HQ + Na2CO3 = NaQ + CO2 + H2O =>
2 HQ + Na2CO3 = 2 NaQ + CO2 + H2O
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
RbNO3 + BeF2 = Be(NO3)2 + RbF =>
2 RbNO3 + BeF2 = Be(NO3)2 + 2 RbF
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CH3(CH2)6CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)6CH3 + 25 O2 = 16 CO2 + 18 H2O
NH3 + O2 = H2O + NO =>
4 NH3 + 5 O2 = 6 H2O + 4 NO
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
ClO4{-} + V2(SO4)3 + H2O = Cl{-} + (SO4)2{-} + (VO)2{+} + H{+} =>
7 ClO4{-} + 16 V2(SO4)3 + 4 H2O = 7 Cl{-} + 24(SO4)2{-} + 16(VO)2{+} + 8 H{+}
C + O2 = CO =>
2 C + O2 = 2 CO
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Al + H2SO4 = H2 + Al2(SO4)3 =>
2 Al + 3 H2SO4 = 3 H2 + Al2(SO4)3
HgO2 = Hg + O =>
HgO2 = Hg + 2 O
H3PO4 + NH3 = (NH4)3PO4 =>
H3PO4 + 3 NH3 = (NH4)3PO4
Cu2S + O2 = Cu2O + S02 =>
2 Cu2S + O2 = 2 Cu2O + S02
Pb + Cu(NO3)2 = Cu + Pb(NO3) =>
2 Pb + Cu(NO3)2 = Cu + 2 Pb(NO3)
CuCNS + KIO3 + HCl = HCN + CuSO4 + ICl + H2O + KCl =>
4 CuCNS + 7 KIO3 + 14 HCl = 4 HCN + 4 CuSO4 + 7 ICl + 5 H2O + 7 KCl
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
FeO + HCl = FeCl2 + H2O =>
FeO + 2 HCl = FeCl2 + H2O
KO2 + CO2 = K2CO3 + O2 =>
4 KO2 + 2 CO2 = 2 K2CO3 + 3 O2
CAO + H2O = CA(OH)2 =>
CAO + H2O = CA(OH)2
ZnCl2 + AgNO3 = Zn(NO3)2 + AgCl =>
ZnCl2 + 2 AgNO3 = Zn(NO3)2 + 2 AgCl
PbCl2 + AgNO3 = Pb(NO3)2 + AgCl =>
PbCl2 + 2 AgNO3 = Pb(NO3)2 + 2 AgCl
UO3 + CFCl3 = UF4 + COCl2 + CCl4 + Cl2 =>
UO3 + 4 CFCl3 = UF4 + 3 COCl2 + CCl4 + Cl2
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
Na2CO3(s) + HCl(aq) = NaCl(aq) + CO2(g) + H2O(l) =>
Na2CO3(s) + 2 HCl(aq) = 2 NaCl(aq) + CO2(g) + H2O(l)
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
AgNO3 + Cu = Cu(NO3)2 + Ag =>
2 AgNO3 + Cu = Cu(NO3)2 + 2 Ag
BaS + PtF2 = BaF2 + PtS =>
BaS + PtF2 = BaF2 + PtS
CaC2 + H2O + CO2 = Ca(OH)2 + CH2CHCO2H =>
6 CaC2 + 16 H2O + 3 CO2 = 6 Ca(OH)2 + 5 CH2CHCO2H
C2H6 = C2H4 + H2 =>
C2H6 = C2H4 + H2
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
CaSO4 + AlBr3 = CaBr2 + Al2(SO4)3 =>
3 CaSO4 + 2 AlBr3 = 3 CaBr2 + Al2(SO4)3
Ca(OH)2(aq) + FeCl3(aq) = CaCl2(aq) + Fe(OH)3(s) =>
3 Ca(OH)2(aq) + 2 FeCl3(aq) = 3 CaCl2(aq) + 2 Fe(OH)3(s)
CH4 + O2 = H2O + CO2 =>
CH4 + 2 O2 = 2 H2O + CO2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
PCl3 + Cl2 = PCl5 =>
PCl3 + Cl2 = PCl5
NaOH + Cl2 = NaCl + NaClO + H2O =>
2 NaOH + Cl2 = NaCl + NaClO + H2O
C3H18 + O2 = H2O + CO2 =>
2 C3H18 + 15 O2 = 18 H2O + 6 CO2
NaN3 = Na + N2 =>
2 NaN3 = 2 Na + 3 N2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/11/18
Équations équilibrées sur12/11/17
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