An aluminum ion, Al³⁺, has: A) 13 protons and 13 electrons B) 27 protons and 24 electrons C) 16 protons and 13 electrons D) 13 protons and 10 electrons E) 10 protons and 13 electrons

Question

Quizplus · Accepted Answer

The atomic number of aluminum is 13, which means it has 13 protons in the nucleus. In the given ion, the superscript 3+ indicates that it has lost three electrons. Therefore, the ion will have 13 protons and 10 electrons, making option D the correct choice.

An Aluminum Ion, Al3+, Has

An Aluminum Ion, Al³⁺, Has