Answer:
I think it would be the last answer
Explanation:
Answer:
C. representative elements.
Explanation:
Families 1 - 2 and 13 - 18 are called representative elements or often times, main group elements.
- Elements on the periodic table belongs to four blocks which are s, p, d and f blocks.
- Those in the s and p-blocks are the main group elements also called representative elements.
- Their outer-shell are not completely filled with electrons but their inner shell is completely filled.
Answer:
Electrons
Explanation:
Because the nucleas is In the middle and the Electrons surround it
I think Geothermal but I’m not 100% sure