| Équations équilibrées la veille |
Zn(OH)2 + Ba(NO3)2 = Zn(NO3)2 + Ba(OH)2
K2CO3(aq) + HClO4(aq) = KClO4 + CO2 + H2O =>
K2CO3(aq) + 2 HClO4(aq) = 2 KClO4 + CO2 + H2O
AgNO3 + CuCl2 = AgCl + Cu(NO3)2 =>
2 AgNO3 + CuCl2 = 2 AgCl + Cu(NO3)2
MgO + Zn(NO3)2 = Mg(NO3)2 + ZnO =>
MgO + Zn(NO3)2 = Mg(NO3)2 + ZnO
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
CaSO4H2O = (CaSO4)2H2OH2O =>
2 CaSO4H2O = (CaSO4)2H2OH2O
FeBr3(aq) + (NH4)2S(aq) = Fe2S3(s) + NH4Br(aq) =>
2 FeBr3(aq) + 3(NH4)2S(aq) = Fe2S3(s) + 6 NH4Br(aq)
COCl2 + H2O = HCl + CO2 =>
COCl2 + H2O = 2 HCl + CO2
Mg + NH3 = H2 + Mg3N2 =>
3 Mg + 2 NH3 = 3 H2 + Mg3N2
Pb(No3)2(ac) + Na2S(ac) = PbS(s) + NaNo3(ac) =>
Pb(No3)2(ac) + Na2S(ac) = PbS(s) + 2 NaNo3(ac)
CuClO2 = CuOClO =>
CuClO2 = CuOClO
CH3CHO + O2 = CO2 + H2O =>
2 CH3CHO + 5 O2 = 4 CO2 + 4 H2O
NaSO4 + PbCl2 = NaCl + Pb(SO4)2 =>
2 NaSO4 + PbCl2 = 2 NaCl + Pb(SO4)2
P2O3H2O = HPO2 =>
P2O3H2O = 2 HPO2
H8 = H =>
H8 = 8 H
NaSO4 + PbCl2 = NaCl + Pb(SO4)2 =>
2 NaSO4 + PbCl2 = 2 NaCl + Pb(SO4)2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NH4HCO3 + H3PO4 = (NH4)3PO4 + CO2 + H2O =>
3 NH4HCO3 + H3PO4 = (NH4)3PO4 + 3 CO2 + 3 H2O
KClNaOH = KOHNaCl =>
KClNaOH = KOHNaCl
KMnO4 + NaOH + KI = K2MnO4 + KIO3 + H2O + Na2MnO4 =>
6 KMnO4 + 6 NaOH + KI = 3 K2MnO4 + KIO3 + 3 H2O + 3 Na2MnO4
C2H6O + CuO = C2H4O + H2O + Cu2O =>
C2H6O + 2 CuO = C2H4O + H2O + Cu2O
NH3 + HNO3 = NH4NO3 =>
NH3 + HNO3 = NH4NO3
HC2H3O2(aq) + Ca(OH)2(aq) = H2O(l) + Ca(C2H3O2)2(aq) =>
2 HC2H3O2(aq) + Ca(OH)2(aq) = 2 H2O(l) + Ca(C2H3O2)2(aq)
AgHCl = AgClH =>
AgHCl = AgClH
ZnO + HF = H2O + ZnF2 =>
ZnO + 2 HF = H2O + ZnF2
KJ + BaCl2 = KCl + BaJ2 =>
2 KJ + BaCl2 = 2 KCl + BaJ2
CH3COONaHCl = NaClC2H4O2 =>
CH3COONaHCl = NaClC2H4O2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
HC2H3O2(aq) + Ca(OH)2(aq) = H2O(l) + Ca(C2H3O2)2(aq) =>
2 HC2H3O2(aq) + Ca(OH)2(aq) = 2 H2O(l) + Ca(C2H3O2)2(aq)
Ag(N3)Cu = Cu(N3)Ag =>
Ag(N3)Cu = Cu(N3)Ag
Be + O2 = BeO =>
2 Be + O2 = 2 BeO
FeS + Ag = Ag2S + Fe =>
FeS + 2 Ag = Ag2S + Fe
CoSO4*7H2O + NaOH + H2O2 = Co(OH)3 + Na2SO4 + H2O =>
2 CoSO4*7H2O + 4 NaOH + H2O2 = 2 Co(OH)3 + 2 Na2SO4 + 14 H2O
ZnBr2Na2S = ZnSNa2Br2 =>
ZnBr2Na2S = ZnSNa2Br2
Al2(SO4)3 + NaOH = Al(OH)3 + Na2SO4 =>
Al2(SO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2SO4
Fe2(SO4)3 + K(SCN) = K3Fe(SCN)6 + K2SO4 =>
Fe2(SO4)3 + 12 K(SCN) = 2 K3Fe(SCN)6 + 3 K2SO4
WS3PdS = WS2PdS2 =>
WS3PdS = WS2PdS2
K3[Al(C2O4)3]*3H2O + NaOH = Al(OH)3 + K{+} + C2O4{2-} + Na{+} + H2O =>
K3[Al(C2O4)3]*3H2O + 3 NaOH = Al(OH)3 + 3 K{+} + 3 C2O4{2-} + 3 Na{+} + 3 H2O
FeS + HNO3 = FeSO4 + NO2 + H2O =>
FeS + 8 HNO3 = FeSO4 + 8 NO2 + 4 H2O
NaBr = Br + Na =>
NaBr = Br + Na
C2H5OH(aq) + K2Cr2O7(aq) + H2SO4(aq) = CH3COOH(aq) + Cr2(SO4)3(aq) + K2SO4(aq) + H2O =>
3 C2H5OH(aq) + 2 K2Cr2O7(aq) + 8 H2SO4(aq) = 3 CH3COOH(aq) + 2 Cr2(SO4)3(aq) + 2 K2SO4(aq) + 11 H2O
Cu + KNO3 + KHSO4 = CuSO4 + K2SO4 + NO + H2O =>
3 Cu + 2 KNO3 + 8 KHSO4 = 3 CuSO4 + 5 K2SO4 + 2 NO + 4 H2O
ZnCO3(heated) = ZnO + CO2 =>
ZnCO3(heated) = ZnO + CO2
P2O3 + KClO3 + KOH = KCl + K3PO4 + H2O =>
3 P2O3 + 2 KClO3 + 18 KOH = 2 KCl + 6 K3PO4 + 9 H2O
O20 = O =>
O20 = 20 O
(NH4)2SO4(aq) + Ca(OH)2(aq) = CaSO4(s) + NH3(g) + H2O(l) =>
(NH4)2SO4(aq) + Ca(OH)2(aq) = CaSO4(s) + 2 NH3(g) + 2 H2O(l)
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
KNO3 + NiI2 = KI + Ni(NO3)2 =>
2 KNO3 + NiI2 = 2 KI + Ni(NO3)2
C9H8 + Cr2O7{-2} + H3O{+} = C9H8O4 + Cr{+3} + H2O =>
3 C9H8 + 4 Cr2O7{-2} + 32 H3O{+} = 3 C9H8O4 + 8 Cr{+3} + 48 H2O
Ca(s) + SO3(g) = CaSO3(s) =>
Ca(s) + SO3(g) = CaSO3(s)
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Équations équilibrées sur11/14/24
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