Author Question: The shape and size of a nucleus can best be described as a. A perfect sphere of diameter 0.4 nm. ... (Read 33 times)

tuffie · **on:** Jul 28, 2018

The shape and size of a nucleus can best be described as
a. A perfect sphere of diameter 0.4 nm.
b. A perfect sphere of diameter 4 x 10^-18 m.
c. A roughly spherical shape of diameter 4 x 10^-18 m.
d. A roughly spherical shape of diameter 4 fm.

Question 2

Who among the following persons did not play an important role in the discovery of the neutron?

fffftttt · **Reply #1 on:** Jul 28, 2018

Answer to Question 1

e. this is about the right size and description.

Answer to Question 2

Henri Becquerel was responsible for discovering the first radiation, which was not neutrons but rather alpha and beta particles.
a.