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4.2 Identifying the products of chemical reactions

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Question 25
F

The diagram shows the mass spectrum of a compound. The compound contains carbon, hydrogen and oxygen only.

image

Relative atomic mass (ArA_rAr​): H = 1.0 C = 12.0 O = 16.0

What is the molecular formula of the compound?

[1]
A

C4H8O\mathrm{C_{4}H_{8}O}C4​H8​O

B

C5H12\mathrm{C_{5}H_{12}}C5​H12​

C

C2H3O\mathrm{C_{2}H_{3}O}C2​H3​O

D

C4H10O\mathrm{C_{4}H_{10}O}C4​H10​O

Markscheme

4.2 Identifying the products of chemical reactions Questions

  1. GCSE
  2. /Chemistry
  3. /4.2 Identifying the products of chemical reactions

52 exam-style questions on OCR GCSE Chemistry 4.2 Identifying the products of chemical reactions, covering 4.2.1 Tests to identify gases, 4.2.2 Tests for aqueous ions and flame tests, and 4.2.3 Instrumental methods of analysis. Each one has a worked solution and a mark scheme showing where the marks go.

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