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Atoms and reactions

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Question 120

Which sample contains the greatest number of carbon atoms?

A

15.0 g of C6H12O615.0\text{ g of } \text{C}_6\text{H}_{12}\text{O}_615.0 g of C6​H12​O6​

B

30.0 g of C3H830.0\text{ g of } \text{C}_3\text{H}_830.0 g of C3​H8​

C

40.0 g of C2H5OH40.0\text{ g of } \text{C}_2\text{H}_5\text{OH}40.0 g of C2​H5​OH

D

50.0 g of HCHO50.0\text{ g of } \text{HCHO}50.0 g of HCHO

Markscheme

Atoms and reactions Questions

  1. A Level
  2. /Chemistry
  3. /Atoms and reactions

199 exam-style questions on OCR A A Level Chemistry Atoms and reactions, covering Atomic structure and isotopes, Compounds, formulae and equations, Amount of substance, Acids, and Redox. Each one has a worked solution and a mark scheme showing where the marks go.

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