Create a timeline

Public timelines

jan 1, 1932 - James Chadwick

Description:

Discovered a neutral atomic particle with a mass close to a proton “the neutron”

Added to timeline:

Atomic Theory timeline

BySpencer Knight

14 Feb 2019

0

0

373

Date:

jan 1, 1932

Now

~ 93 years ago

Images:

About & Feedback Terms Privacy Library FAQ

Cabinet Get premium

Donate

The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.

Secured with SSL