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ChemistryChemistry
3 December, 10:45

Which reaction is a single replacement reaction?

2H2 + O2 → 2H2O

2H2O2 → 2H2O + O2

KOH + HCl → KCl + H2O

Cu + 2AgNO3 → 2Ag + Cu (NO3) 2

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Answers (2)
  1. 3 December, 10:55
    0
    Single replacement to me means one ion from a species is swapped with one ion from the other species, the The Potassium Hydroxide and HydroChloric acid reaction is the only reaction mentioned like this so that would be the last one.
  2. 3 December, 10:56
    0
    The last equation you have written out would be the correct single replacement reaction.
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Home » Chemistry » Which reaction is a single replacement reaction? 2H2 + O2 → 2H2O 2H2O2 → 2H2O + O2 KOH + HCl → KCl + H2O Cu + 2AgNO3 → 2Ag + Cu (NO3) 2
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