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1.2 Atomic structure

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Question 13

A sheet of tin foil has a thickness of 0.060 mm. Assume the tin atoms are in contact with each other in a straight row running through the thickness of the sheet.

Estimate the number of tin atoms in this row, using a typical value for the radius of an atom.

[1]
A

6.0×1056.0\times10^{5}6.0×105 atoms

B

3.0×1063.0\times10^{6}3.0×106 atoms

C

3.0×1053.0\times10^{5}3.0×105 atoms

D

3.0×1043.0\times10^{4}3.0×104 atoms

Markscheme

1.2 Atomic structure Questions

  1. GCSE
  2. /Chemistry
  3. /1.2 Atomic structure

101 exam-style questions on OCR GCSE Chemistry 1.2 Atomic structure, covering 1.2.1 Development of the atomic model, 1.2.2 The nuclear model and the size of atoms, and 1.2.3 Subatomic particles in atoms and ions. Each one has a worked solution and a mark scheme showing where the marks go.

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