Outline the successive steps in the crystallization of an organic solid from a solvent and state the purpose of each operation. (1.5 points)

b..

is the correct one

explanation:

covalent bonds form as valence electrons are shared between two atoms. lewis structures and structural formulas are common ways of showing the covalent bonding in organic molecules. formal charge describes the changes in the number of valence electrons as an atom becomes bonded into a molecule.

answer:

technetium is the most reactive. this is followed by silver. the least reactive out of these three elements is strontium.

yes

ya te ayud espera

im doing test rn im going with 2 but ill give answer if itss wrong,   : )