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Organic chemistry

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Question 16

To address the global environmental challenge of stratospheric ozone depletion, international agreements have mandated the phase-out of chlorofluorocarbons (CFCs) in favour of safer alternatives. Which of the following represents the formula of a hydrofluorocarbon (HFC) that has an ozone depletion potential (ODP) of zero because it contains no chlorine-carbon bonds?

A

CCl3FCCl_3FCCl3​F

B

CHClF2CHClF_2CHClF2​

C

CF3CH2FCF_3CH_2FCF3​CH2​F

D

CH3ClCH_3ClCH3​Cl

Markscheme

Organic chemistry Questions

  1. GCSE
  2. /Chemistry
  3. /Organic chemistry

83 exam-style questions on OCR GCSE Chemistry Organic chemistry. Each one has a worked solution and a mark scheme showing where the marks go.

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