Which of a following elements is always a component of an organic compound

If two atoms are bonded to a central atom with no lone pairs,how will they be arranged

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.

What is formed when amino acids form long chains or polymerize