Identify the part of the atom that most determines the chemical reactivity of the atom.

Question

Quizplus · Accepted Answer

The number of electrons in an atom's outermost shell, called the valence shell, most determines the chemical reactivity of the atom. This is because the valence electrons are the ones involved in chemical bonding with other atoms, and the number of valence electrons can vary between different elements, leading to differences in chemical properties.

Identify the Part of the Atom That Most Determines the Chemical