Home/
Competitive Exams/
NEET/
Chemistry/
Structure of Atom/
Question 21003
NEET Chemistry · Medium

Structure of Atom: Basic particles MCQ

Solve this quality-checked NEET multiple-choice question, then review the correct answer and explanation.

Timer-based practiceDetailed answer reviewMobile-friendly flow
Basic particlesMediumQuestion 21003

Question

Mass number is equal to:

  1. A
    Protons + neutrons
    Correct
  2. B
    Only neutrons
  3. C
    Only electrons
  4. D
    Protons - neutrons

Correct answer

Protons + neutrons

Explanation

It counts total nucleons in the nucleus.

Review Structure of Atom notesStart timed chapter practice