a negative core surrounded by densely packed matter a neutral core surrounded by mostly empty space a positive core surrounded by mostly empty space a positive core surrounded by densely packed matter
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: How is the structure of an atom best described?
Possibilities:
- a negative core surrounded by densely packed matter
- a neutral core surrounded by mostly empty space
- a positive core surrounded by mostly empty space
- a positive core surrounded by densely packed matter

a positive core surrounded by mostly empty space