question attached. i am marking as branlist of i am satisfies with the answer
Attachments:
Answers
Answered by
23
d) Proton is found in nucleus.
Explantion.
Protons were therefore a candidate to be a fundamental particle, and hence a building block of nitrogen and all other heavier atomic nuclei. ... Protons are composite particles composed of three valence quarks: two up quarks of charge + 23e and one down quark of charge − 13e.
Similar questions