Question

Which of the following statements is always correct?

• A. An atom has equal number of electrons and protons.
• B. An atom has equal number of electrons and neutrons.
• C. An atom has equal number of protons and neutrons.
• D. An atom has equal number of electrons, protons and neutrons

Answer 1

The correct option is A An atom has equal number of electrons and protons.

An atom has equal number of electrons and protons.The electron is a subatomic particle with a negative charge. A proton is a subatomic particle with a positive electric charge.