Three of these are wrong. Find the one that holds.

Exercise and reference answers

Questions

1. Question

   Three of these statements about Rutherford's model are false.

   Choices

   1. Item

      Mass concentrates in a tiny nucleus

      Correct

      Yes

   2. Explanation

      It predicts the atom should collapse.

      Item

      It explains atomic stability

   3. Explanation

      That was one of its two failures.

      Item

      It explains line spectra

   4. Explanation

      That is Thomson's picture.

      Item

      Charge spreads evenly through the atom

Explanation