How are elements in the same group in the periodic table alike? A. They have the same chemical symbol.
B. They have similar chemical properties.
C. They have the same color in nature.
D. They have similar atomic masses.

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.