Neco Model Questions Vol1 2020 Chemistry Question 29

Practice objective / multiple choice question 29 from the 2020 Neco Model Questions Vol1 Chemistry examination.

Neco Model Questions Vol1 2020 Chemistry Objective / Multiple Choice Medium Difficulty
Question 29 NECO_MODEL_QUESTIONS_VOL1 • 2020 • CHEMISTRY • objective

The compound shown below has the molecular formula \(\mathrm{C_{11}H_{14}}\) and contains a phenyl ring attached to a carbon-carbon double bond that is part of a straight‑chain alkene.\n\[\n\text{Ph-CH=CH-CH_{2}-CH_{2}-CH_{3}}\n\]\n(a) Write the correct IUPAC name of the starting material.\n(b) When the compound is subjected to catalytic hydrogenation (H\(_{2}\)/Pt), the double bond is completely reduced. Write the IUPAC name of the product.

Answer Options

Correct Answer A. (a) 1‑phenyl‑1‑pentene, (b) 1‑phenylpentane
B. (a) 2‑phenyl‑1‑pentene, (b) 1‑phenyl‑butane
C. (a) 1‑phenyl‑pent‑2‑ene, (b) phenylpentane
D. (a) 1‑phenyl‑2‑pentene, (b) 2‑phenylpentane
Correct Answer
A
Correct Option:
(a) 1‑phenyl‑1‑pentene, (b) 1‑phenylpentane

About This Question

This is Neco Model Questions Vol1 2020 Chemistry Question 29. It is one of the objective questions from the 2020 Neco Model Questions Vol1 Chemistry examination.

Difficulty level: Medium .

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