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Hydrocarbons question

2023 · 31 Jan · Shift 1 · Q10
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  5. /2023 · 31 Jan · Shift 1 · Q10

Hydrocarbons question

2023 · 31 Jan · Shift 1 · Q10

JEE MainChemistryHydrocarbonsMCQ+4 / −1
Choose the correct set of reagents for the following conversion. trans (Ph−CH=CH−CH3)→cis⁡(Ph−CH=CH−CH3)\left(\mathrm{Ph}-\mathrm{CH}=\mathrm{CH}-\mathrm{CH}_{3}\right) \rightarrow \operatorname{cis}\left(\mathrm{Ph}-\mathrm{CH}=\mathrm{CH}-\mathrm{CH}_{3}\right)(Ph−CH=CH−CH3​)→cis(Ph−CH=CH−CH3​)
  1. A
    Br2,alc⋅KOH,NaNH2,H2\mathrm{Br_2,alc\cdot KOH,NaNH_2,H_2}Br2​,alc⋅KOH,NaNH2​,H2​ Lindlar Catalyst
  2. B
    Br2,aq⋅KOH,NaNH2,Na\mathrm{Br_2,aq\cdot KOH,NaNH_2,Na}Br2​,aq⋅KOH,NaNH2​,Na (Liq NH 3_33​)
  3. C
    Br2,alc⋅KOH,NaNH2,Na\mathrm{Br_2,alc\cdot KOH,NaNH_2,Na}Br2​,alc⋅KOH,NaNH2​,Na (Liq NH 3_33​)
  4. D
    Br2,aq⋅KOH,NaNH2,H2\mathrm{Br_2,aq\cdot KOH,NaNH_2,H_2}Br2​,aq⋅KOH,NaNH2​,H2​ Lindlar Catalyst
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