Question

JJ Thomson's model of the atom is sometimes compared to a

Answer 1

plum pudding. This comparison is often made because Thomson's model proposed that the atom is made up of a positively charged "pudding" with negatively charged "plums" embedded in it. This concept of the atom as a whole being positively charged and containing electrons distributed throughout was similar to the way a plum pudding has plums distributed in a positive pudding-like substance.