In a Li ion, the electron falls from a higher energy level down to the level with n = 2, and emits a photon of energy 3.677 x 10 J. Determine the value of the principal quantum number of the higher energy level.

Which one of the following bonds would you expect to be the most polar? a) b–h b) n–h c) p–h d) al–h e) c–h

With the largest atoms and the smallest number of valence electrons and with the smallest atoms and the greatest number of valence electrons are the most reactive. a. nonmetals; metals b. nonmetals; transition elements c. transition elements; metals d. metals; nonmetals

Write the overall equation for the reaction occurring in lithium battery?