| Équations équilibrées la veille |
2 Cu + MgBr2 = Mg + 2 CuBr
Al(OH)3 + AgCl = AgOH + AlCl3 =>
Al(OH)3 + 3 AgCl = 3 AgOH + AlCl3
Cl2(g) + NaBr(s) = NaCl(s) + Br2(g) =>
Cl2(g) + 2 NaBr(s) = 2 NaCl(s) + Br2(g)
ZnS + Pb = PbS + Zn =>
ZnS + Pb = PbS + Zn
HNO3 + KI = I2 + H2O + KNO3 + NH3 =>
9 HNO3 + 8 KI = 4 I2 + 3 H2O + 8 KNO3 + NH3
C6H6 + COH3H = C7H8O + HH =>
C6H6 + COH3H = C7H8O + HH
CoOH3 + HNO3 = HOH3 + CoNO3 =>
CoOH3 + HNO3 = HOH3 + CoNO3
CO2 + H2O = C2H12O2 + O2 =>
2 CO2 + 6 H2O = C2H12O2 + 4 O2
CuFeS2 + O2 = CuO + Fe2O3 + SO4 =>
4 CuFeS2 + 21 O2 = 4 CuO + 2 Fe2O3 + 8 SO4
Na3PO4 + Pb(NO3)2 = Na3(PO4)Pb(NO3)2 =>
Na3PO4 + Pb(NO3)2 = Na3(PO4)Pb(NO3)2
Mg + N2 = Mg3N2 = KOH + H2 =>
3 Mg + N2 = Mg3N2
Zn(OH)2 + PbCl2 = ZnCl2 + Pb(OH)2 =>
Zn(OH)2 + PbCl2 = ZnCl2 + Pb(OH)2
C4H9SO + O2 = CO2 + S02 + H2O =>
4 C4H9SO + 23 O2 = 16 CO2 + 2 S02 + 18 H2O
Zn + NaNO3 = Zn(NO3)2 + Na =>
Zn + 2 NaNO3 = Zn(NO3)2 + 2 Na
Li + F2 = FLi =>
2 Li + F2 = 2 FLi
CH3OH + KMnO4 = HCOOH + KOH + MnO2 + H2O =>
3 CH3OH + 4 KMnO4 = 3 HCOOH + 4 KOH + 4 MnO2 + H2O
Cl2 + RbBr = ClRb + Br2 =>
Cl2 + 2 RbBr = 2 ClRb + Br2
CuCl + Zu = ZuCl + Cu =>
CuCl + Zu = ZuCl + Cu
CaCl2 + O = CaO + Cl =>
CaCl2 + O = CaO + 2 Cl
Ni(H3)4 + N + H2O2 = NiO + N(H)14 =>
14 Ni(H3)4 + 13 N + 7 H2O2 = 14 NiO + 13 N(H)14
C2H6(s) + O2(g) = CO2(s) + H2O(g) =>
2 C2H6(s) + 7 O2(g) = 4 CO2(s) + 6 H2O(g)
Hg + AuCl3 = HgCl2 + Au =>
3 Hg + 2 AuCl3 = 3 HgCl2 + 2 Au
SiO2 + NaNO2 = Na6Si2O7 + N2 + O2 =>
4 SiO2 + 12 NaNO2 = 2 Na6Si2O7 + 6 N2 + 9 O2
CH3COOH + NaCO3 = NaCH3 + H2O + CO2 =>
9 CH3COOH + 8 NaCO3 = 8 NaCH3 + 6 H2O + 18 CO2
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
CH4 + N4Cl2 = CCl4 + N2 + H =>
CH4 + 2 N4Cl2 = CCl4 + 4 N2 + 4 H
Pb(s) + H2O(l) + O2(g) = Pb(OH)2(s) =>
2 Pb(s) + 2 H2O(l) + O2(g) = 2 Pb(OH)2(s)
Ca + AuBr = CaBr2 + Au =>
Ca + 2 AuBr = CaBr2 + 2 Au
CH3CH2OCH3 + O2 = H2O + CO2 =>
2 CH3CH2OCH3 + 9 O2 = 8 H2O + 6 CO2
Zn(OH2) + NH3 = [Zn[NH3]OH2] =>
Zn(OH2) + NH3 = [Zn[NH3]OH2]
H2SO4 + ZnNo3 = ZnSO4 + H2No3 =>
H2SO4 + ZnNo3 = ZnSO4 + H2No3
NaHCO3 + OHCH3COOH = NaCH3COO + H2O + CO2 =>
7 NaHCO3 + 8 OHCH3COOH = 7 NaCH3COO + 13 H2O + 9 CO2
CH4(aq) + Cl2(aq) = CCl4(l) + HCl(aq) =>
CH4(aq) + 4 Cl2(aq) = CCl4(l) + 4 HCl(aq)
KOH + MnSO4 = Mn(OH)2 + K2SO4 =>
2 KOH + MnSO4 = Mn(OH)2 + K2SO4
TiCl4 + BaCl2*2H2O + H2O2 + NH4OH = BaO2O2TiO*2H2O + NH4Cl + H2O =>
TiCl4 + BaCl2*2H2O + 2 H2O2 + 6 NH4OH = BaO2O2TiO*2H2O + 6 NH4Cl + 5 H2O
Sb + HCl = SbCl3 + H2 =>
2 Sb + 6 HCl = 2 SbCl3 + 3 H2
Na2CO3(aq) + Cu(NO3)2(aq) = NaNO3(aq) + Cu(CO3)(aq) =>
Na2CO3(aq) + Cu(NO3)2(aq) = 2 NaNO3(aq) + Cu(CO3)(aq)
Sn2 + Cl{-} + As3{+} = As + SnCl6 =>
Sn2 + 12 Cl{-} + 12 As3{+} = 36 As + 2 SnCl6
HCl(s) + Ba(OH)2(aq) = BaCl2(aq) + H2O(l) =>
2 HCl(s) + Ba(OH)2(aq) = BaCl2(aq) + 2 H2O(l)
Na2HPO4 + Ba(OH)2 = Ba3(PO4)2 + Na3PO4 + H2O =>
6 Na2HPO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 4 Na3PO4 + 6 H2O
CrO2 = Cr + O2 =>
CrO2 = Cr + O2
NaCl + NO3 = Cl2 + NaNO3 =>
2 NaCl + 2 NO3 = Cl2 + 2 NaNO3
CH3COOH + NaCO3 = NaCH3 + H2O + CO2 =>
9 CH3COOH + 8 NaCO3 = 8 NaCH3 + 6 H2O + 18 CO2
Cu + HC2H3O2 = CuHC2H3O2 =>
Cu + HC2H3O2 = CuHC2H3O2
No(NO3)2(aq) + NaOH(aq) = No(OH)2 + NaNO3(aq) =>
No(NO3)2(aq) + 2 NaOH(aq) = No(OH)2 + 2 NaNO3(aq)
LiOH(aq) + H2CO3(aq) = Li2CO3(aq) + HOH =>
2 LiOH(aq) + H2CO3(aq) = Li2CO3(aq) + 2 HOH
C8H24HfN4 + O2 = HfO2 + CO2 + N2 + H2O =>
C8H24HfN4 + 15 O2 = HfO2 + 8 CO2 + 2 N2 + 12 H2O
(CH3)2NH2PO3 + HCN = (CH3)2NHCNPO2 + H2O =>
(CH3)2NH2PO3 + HCN = (CH3)2NHCNPO2 + H2O
Cu{2+} + Br{-} = CuBr2 =>
Cu{2+} + 2 Br{-} = CuBr2
HCl(aq) + As2 + NaNO3(aq) + H2O(l) = NO(g) + H3AsO4(aq) + NaCl(aq) =>
10 HCl(aq) + 3 As2 + 10 NaNO3(aq) + 4 H2O(l) = 10 NO(g) + 6 H3AsO4(aq) + 10 NaCl(aq)
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Équations équilibrées sur01/26/25
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