Question detail

In a neutral atom, the number of protons is equal to the number of what other particle?

Try the question, check the answer, then read the explanation to understand the curriculum point.

At a glance

MCQ

Type

practice

Style

Topic

Atoms and isotopes

Question

  1. A. Neutrons
  2. B. Electrons
  3. C. Ions
  4. D. Nuclei

Answer

Electrons

Explanation

In a neutral atom, the number of protons equals the number of electrons, balancing the overall charge.

Common mistake

Counting Subatomic Particles

Students often confuse the number of protons, neutrons, and electrons in atoms and ions, leading to incorrect calculations.

To determine the number of protons, neutrons, and electrons, remember that the atomic number indicates the number of protons, the mass number is the total of protons and neutrons, and for neutral atoms, the number of electrons equals the number of protons.

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