Équations équilibrées la veille |
2 KClO3 = 2 KCl + 3 O2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
MnSO4*H2O + H2C2O4 = MnC2O4 + H2SO4 + H2O =>
MnSO4*H2O + H2C2O4 = MnC2O4 + H2SO4 + H2O
Na2SO3 + O2 = Na2SO54 =>
2 Na2SO3 + 51 O2 = 2 Na2SO54
Na3VO4 + H2O2 + H2SO4 = (VO3)2SO4 + Na2SO4 + H2O =>
2 Na3VO4 + 2 H2O2 + 4 H2SO4 = (VO3)2SO4 + 3 Na2SO4 + 6 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
HCl + CH3COOAg = AgCl + CH3COOH =>
HCl + CH3COOAg = AgCl + CH3COOH
NaOH + CuSO4 = Cu(OH)2 + Na2SO4 =>
2 NaOH + CuSO4 = Cu(OH)2 + Na2SO4
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
H2SO4 + K2Cr2O7 + KNO2 = Cr2(SO4)3 + KNO3 + H2O + K2SO4 =>
4 H2SO4 + K2Cr2O7 + 3 KNO2 = Cr2(SO4)3 + 3 KNO3 + 4 H2O + K2SO4
CaO + H2O = Ca2O + HO =>
2 CaO + H2O = Ca2O + 2 HO
Fe2(SO4)3 + H2 = Fe + H2SO4 =>
Fe2(SO4)3 + 3 H2 = 2 Fe + 3 H2SO4
AgClO4 + Na3PO4 = NaClO4 + Ag3PO4 =>
3 AgClO4 + Na3PO4 = 3 NaClO4 + Ag3PO4
H3PO3 + CuO = Cu3(PO3)2 + H2O =>
2 H3PO3 + 3 CuO = Cu3(PO3)2 + 3 H2O
Cr2O7{-2} + H2O2 + H{+} = CrO5 + H2O =>
Cr2O7{-2} + 4 H2O2 + 2 H{+} = 2 CrO5 + 5 H2O
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
HIO3 + FeI2 + HCl = FeCl3 + ICl + H2O =>
5 HIO3 + 4 FeI2 + 25 HCl = 4 FeCl3 + 13 ICl + 15 H2O
C2H5OH + KMnO4 + H2SO4 = C7H6O2 + MnSO4 + K2SO4 + H2O =>
35 C2H5OH + 24 KMnO4 + 36 H2SO4 = 10 C7H6O2 + 24 MnSO4 + 12 K2SO4 + 111 H2O
HSO3{-} + ClO{-} = SO4{2-} + Cl{-} + H{+} =>
HSO3{-} + ClO{-} = SO4{2-} + Cl{-} + H{+}
NaCl + CO2 + H2O = Na(H)2CO3 + Cl =>
NaCl + CO2 + H2O = Na(H)2CO3 + Cl
Li2CO3 + HCl = H2CO3 + LiCl =>
Li2CO3 + 2 HCl = H2CO3 + 2 LiCl
calciumhydroxide + carbondioxide = calciumcarbonate + water =>
Ca(OH)2 + CO2 = CaCO3 + H2O
Al + CuO = Al2O3 + Cu =>
2 Al + 3 CuO = Al2O3 + 3 Cu
Me + P = MeP =>
Me + P = MeP
Na2Ti3O7 + HCl = H2Ti3O7 + NaCl =>
Na2Ti3O7 + 2 HCl = H2Ti3O7 + 2 NaCl
(CH3)2AsO2Na = (CH3)2AsO2{-} + Na{+} =>
(CH3)2AsO2Na = (CH3)2AsO2{-} + Na{+}
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Ag(s) + Cu(NO3)2(aq) = Ag(NO3)2 + Cu =>
Ag(s) + Cu(NO3)2(aq) = Ag(NO3)2 + Cu
BaCl + K = Ba + KCl =>
BaCl + K = Ba + KCl
calciumhydroxide + carbondioxide = calciumcarbonate + water =>
Ca(OH)2 + CO2 = CaCO3 + H2O
AgNO3 + K2CrO4 = Ag2CrO4 + KNO3 =>
2 AgNO3 + K2CrO4 = Ag2CrO4 + 2 KNO3
Nb + HCl = NbCl + H =>
Nb + HCl = NbCl + H
Na + H20O = NaOH + H2 =>
2 Na + 2 H20O = 2 NaOH + 19 H2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Mg + Na5SO4 = MgSO4 + Na5 =>
Mg + Na5SO4 = MgSO4 + Na5
Ca{2+} + PO4{3-} + OH{-} = Ca5(PO4)3(OH) =>
5 Ca{2+} + 3 PO4{3-} + OH{-} = Ca5(PO4)3(OH)
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
KI + BaCl2 = KCl2 + BaI =>
KI + BaCl2 = KCl2 + BaI
CaCl2 + S = CaCl2S =>
CaCl2 + S = CaCl2S
Al + CuO = Al2O3 + Cu =>
2 Al + 3 CuO = Al2O3 + 3 Cu
CO2 + NH3 = OC(NH2)2 + H2O =>
CO2 + 2 NH3 = OC(NH2)2 + H2O
CrO{2-} + S2O8{2-} + OH{-} = CrO4{2-} + SO4{2-} + H2O =>
CrO{2-} + 3 S2O8{2-} + 6 OH{-} = CrO4{2-} + 6 SO4{2-} + 3 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
C2H4 + MnO4{-} + H2O = C2H4(OH)2 + MnO2 + OH{-} =>
3 C2H4 + 2 MnO4{-} + 4 H2O = 3 C2H4(OH)2 + 2 MnO2 + 2 OH{-}
Al + CuO = Al2O3 + Cu =>
2 Al + 3 CuO = Al2O3 + 3 Cu
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
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