Sn(NO2)4 + +
PtN4 → __Sn3N4 + - Pt(NO2)4

Astable electron arrangement for an atom is one that does not easily change. how is this arrangement arrived at? a. valence electrons are transferred or shared to create a full outer shell of electrons. b. valence electrons are discarded into space to create a full outer shell of electrons. c. protons (positive charge) pair with valence electrons (negative charge) to create a strong bond. d. outer shells with valence electrons are transferred or shared.

Structure of the atoms: discovery of the nucleus in 1909i need answering all of these questions

Which scientists contributed to the determination of how cfcs in clouds in the upper atmosphere could destroy ozone molecules