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5.1 The nuclear model of the atom

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Question 256

The charge on a proton is eee.

What is the charge on an α\alphaα-particle (alpha particle) and what is the charge on an electron?

A

Charge on α\alphaα-particle: 2e2e2e; charge on electron: −e-e−e

B

Charge on α\alphaα-particle: 2e2e2e; charge on electron: eee

C

Charge on α\alphaα-particle: 4e4e4e; charge on electron: −e-e−e

D

Charge on α\alphaα-particle: 4e4e4e; charge on electron: −2e-2e−2e

Markscheme

5.1 The nuclear model of the atom Questions

  1. IGCSE
  2. /Physics
  3. /5.1 The nuclear model of the atom

284 exam-style questions on CIE IGCSE Physics 5.1 The nuclear model of the atom, covering 5.1.1a Structure of the atom and ions, 5.1.1b Alpha-particle scattering, 5.1.2a Composition of the nucleus and isotopes, 5.1.2b Proton number, nucleon number and nuclide notation, and 5.1.2c Nuclear fission and nuclear fusion. Each one has a worked solution and a mark scheme showing where the marks go.

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