Below you can find the 2 isotopes of the same element differ in the number of these subatomic particles Jeopardy Words Answer. The answer to 2 isotopes of the same element differ in the number of these subatomic particles has 8 letters. This clue belongs to the Science category and is part of Jeopardy Word Level 1000. If you scroll near the bottom you will find other clues and answers part of level 1000