BaS.
because needs 2 electrons and S have 2 extra electrons
Answer:
C. H:C:H:H
Explanation:
Follow these simple steps to correctly draw a Lewis dot structure: Add up the total number of valence electrons found in the entire compound. Draw the simple structure (skeleton structure) of the compound by connecting everything with single bonds only. Add electrons to all the noncentral atoms. Put any unused electrons on the central atom.
Answer:
Answer is 2nd
Explanation:
some energy is transformed into mass
Answer:
The elements which are in the group
Answer:
35.453 atomic mass units
You can use Phet (Atomic masses, Elements and more) for Chemistry
