| Équations équilibrées la veille |
C6H4(Br)COOH + CH3OH = C6H4(OH)COOH + CH3Br
Ti + Ba(NO3)2 = Ba + Ti(NO3)4 =>
Ti + 2 Ba(NO3)2 = 2 Ba + Ti(NO3)4
KOH(aq) + MgCl2(aq) = Mg(OH)2(s) + KCl(aq) =>
2 KOH(aq) + MgCl2(aq) = Mg(OH)2(s) + 2 KCl(aq)
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
PbO2(s) = PbO + O2 =>
2 PbO2(s) = 2 PbO + O2
KCl(aq) + Br2(l) = KBr + Cl =>
2 KCl(aq) + Br2(l) = 2 KBr + 2 Cl
NiS + O2 = Ni3O4 + SO3 =>
6 NiS + 13 O2 = 2 Ni3O4 + 6 SO3
Cu + Ag(NO2) = Cu(NO2)2 + Ag =>
Cu + 2 Ag(NO2) = Cu(NO2)2 + 2 Ag
PBr5(l) = PBr3(l) + Br2(g) =>
PBr5(l) = PBr3(l) + Br2(g)
HPO3 + Sr(OH)2 = Sr(PO3)2 + H2O =>
2 HPO3 + Sr(OH)2 = Sr(PO3)2 + 2 H2O
Na3N + Ca = Na + Ca3N2 =>
2 Na3N + 3 Ca = 6 Na + Ca3N2
P4O6 + H2O = H3PO4 + PH3 =>
P4O6 + 6 H2O = 3 H3PO4 + PH3
carbonicacid = water + carbondioxide =>
H2CO3 = H2O + CO2
H2 + C3H6 = CH8 =>
9 H2 + C3H6 = 3 CH8
CrBr3 + KOH + Cl2 = K2CrO4 + KBr + KCl + H2O =>
2 CrBr3 + 16 KOH + 3 Cl2 = 2 K2CrO4 + 6 KBr + 6 KCl + 8 H2O
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
NaNO3 + BaSO4 = Ba(NO3)2 + Na2SO4 =>
2 NaNO3 + BaSO4 = Ba(NO3)2 + Na2SO4
OH + C15H16O2 = CO2 + CH2O =>
40 OH + 3 C15H16O2 = CO2 + 44 CH2O
H + O = H2O =>
2 H + O = H2O
Zn + HCl + O2 = H2O + ZnCl2O3 =>
Zn + 2 HCl + 2 O2 = H2O + ZnCl2O3
ZnCl2 + Zn(OH)2 = ZnOHCl =>
ZnCl2 + Zn(OH)2 = 2 ZnOHCl
H3AsO4 + NO = As2O3 + HNO3 + H2O =>
6 H3AsO4 + 4 NO = 3 As2O3 + 4 HNO3 + 7 H2O
Cu(CH3COO)2 + K4Fe(CN)6 = Cu2Fe(CN)6 + KCH3COO =>
2 Cu(CH3COO)2 + K4Fe(CN)6 = Cu2Fe(CN)6 + 4 KCH3COO
Ca(NO3)2 + Na2(SO4) = Ca(SO4) + NaNO3 =>
Ca(NO3)2 + Na2(SO4) = Ca(SO4) + 2 NaNO3
Cu + AgNO{3} = Ag + CuNO{3} =>
Cu + AgNO{3} = Ag + CuNO{3}
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
CH3COCOOH + CH3COONa = CH3COCOONa + CH3COOH =>
CH3COCOOH + CH3COONa = CH3COCOONa + CH3COOH
AgNO3 + CoBr2 = AgBr + Co(NO3)2 =>
2 AgNO3 + CoBr2 = 2 AgBr + Co(NO3)2
KClO3 + Zn + NaOH + H2O = KCl + Na2[Zn(OH)4] =>
KClO3 + 3 Zn + 6 NaOH + 3 H2O = KCl + 3 Na2[Zn(OH)4]
Bi2O3 + Fe2O3 + MnO2 + BaCO3 + TiO2 = Bi75Ba25Fe72Mn3Ti25O300 + CO2 + O2 =>
150 Bi2O3 + 144 Fe2O3 + 12 MnO2 + 100 BaCO3 + 100 TiO2 = 4 Bi75Ba25Fe72Mn3Ti25O300 + 100 CO2 + 3 O2
NaOH + (NH4)2Cr2O7 = NH3 + H2O + Na2Cr2O7 =>
2 NaOH + (NH4)2Cr2O7 = 2 NH3 + 2 H2O + Na2Cr2O7
Mg + Cu2(SO4)2 = Mg(SO4)2 + Cu =>
Mg + Cu2(SO4)2 = Mg(SO4)2 + 2 Cu
Cu + S = Cu2S =>
2 Cu + S = Cu2S
Cl2O7(g) + H2O(l) = HClO4 =>
Cl2O7(g) + H2O(l) = 2 HClO4
Ag2SO3 + CaCl2 = AgCl + CaSO3 =>
Ag2SO3 + CaCl2 = 2 AgCl + CaSO3
NH4Br + AgC2H3O2 = NH4C2H3O2 + AgBr =>
NH4Br + AgC2H3O2 = NH4C2H3O2 + AgBr
C8H9O2N + O2 = C02 + (H2O) + NH3 =>
2 C8H9O2N + O2 = 8 C02 + 6(H2O) + 2 NH3
Al(OH)3(l) + H2SO4(aq) = Al2(SO4)3(aq) + H2O(l) =>
2 Al(OH)3(l) + 3 H2SO4(aq) = Al2(SO4)3(aq) + 6 H2O(l)
Zn + Mg(S04) = Mg + Zn(S04) =>
Zn + Mg(S04) = Mg + Zn(S04)
KNO3 + CH3COOH = NH3 + CO2 + H2O + K2 =>
8 KNO3 + 9 CH3COOH = 8 NH3 + 18 CO2 + 6 H2O + 4 K2
HCl + KMnO4 + H2SO4 = MnSO4 + Cl2 + H2O + K2SO4 =>
10 HCl + 2 KMnO4 + 3 H2SO4 = 2 MnSO4 + 5 Cl2 + 8 H2O + K2SO4
CO3 + H = H2O + C =>
CO3 + 6 H = 3 H2O + C
HI + O3 = HIO3 =>
HI + O3 = HIO3
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Na2Cr2O7 + C2H4O2 = OCOCH2 + CrO3CrO2 + NaOH =>
Na2Cr2O7 + C2H4O2 = OCOCH2 + CrO3CrO2 + 2 NaOH
HNO3 + Sn(OH)2 = Sn(NO3)2 + H2O =>
2 HNO3 + Sn(OH)2 = Sn(NO3)2 + 2 H2O
NaCl + H2S = NaHS + HCl =>
NaCl + H2S = NaHS + HCl
Cu + Na(CN) = NaCu(CN) =>
Cu + Na(CN) = NaCu(CN)
H2(g) + F2(g) = HF(g) =>
H2(g) + F2(g) = 2 HF(g)
Cr + Pb(NO3)2 = Cr9(NO3)3 + Pb =>
18 Cr + 3 Pb(NO3)2 = 2 Cr9(NO3)3 + 3 Pb
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Équations équilibrées sur02/02/25
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