What is the number of moles of electrons gained by one mole oxidizing agent in following redox reaction?…

What is the number of moles of electrons gained by one mole oxidizing agent in following redox reaction? $\mathrm{Zn}_{(\mathrm{s})}+2 \mathrm{HCl}_{(\mathrm{aq})} \longrightarrow \mathrm{ZnCl}_2+\mathrm{H}_2$
  1. $4$
  2. $3$
  3. $2$
  4. $1$

Asked in: MHT CET 2023 (14 May Shift 1)

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