How many unpaired electrons are contained in the electron shell of zinc and silicon atoms?

There are no unpaired electrons in the electron shell of the zinc (Zn) element. In the electron shell of the atom of the element silicon (Si), there are 2 unpaired electrons at the 3p – sublevel.



One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.