What happens to an atom that has a positive charge?

Rationale

An atom that has a positive charge has lost an electron.

When an atom loses one or more electrons, it results in a net positive charge, as the number of protons, which are positively charged, exceeds the number of negatively charged electrons. This process typically occurs during ionization, where energy is applied to remove electrons from the atom.

A (Gained an electron.) YOUR ANSWER

Gaining an electron would result in a negative charge, as the additional electron increases the total number of negatively charged particles within the atom. Therefore, an atom that has gained an electron would not have a positive charge, contradicting the condition set by the question.

B (Lost an electron.) CORRECT

When an atom loses an electron, it decreases the number of negatively charged particles in relation to the positively charged protons. This imbalance creates a positive charge on the atom, confirming that the correct answer is that the atom has lost an electron.

C (Gained a proton.) YOUR ANSWER

Gaining a proton would increase the positive charge of the atom, resulting in a positively charged ion with a higher atomic number. However, this scenario does not directly explain a charge increase due to the loss of electrons, which is the primary focus of the question.

D (Lost a proton.) YOUR ANSWER

Losing a proton would decrease the positive charge of the atom, potentially transforming it into a different element entirely. Thus, this action would not lead to a positive charge; instead, it would move the atom towards neutrality or negative charge, which is not aligned with the question's premise.

Conclusion

An atom with a positive charge indicates that it has lost electrons, resulting in an excess of protons. This loss of negatively charged electrons is the definitive action leading to the creation of a cation, which holds a critical role in various chemical processes and interactions. Understanding this principle is fundamental to grasping concepts in chemistry and atomic theory.

What happens to an atom that has a positive charge?

An atom that has a positive charge has lost an electron.

Related Questions

Related Quizzes

How familiar were you with this question?

Report an Issue

Rate this Practice Test