there are valence electrons 3 in group 10.
Answer:
Selenium
Explanation:
selenium has 4 energy levels (think a 4 story building) while oxygen only has 2 (think 2 story building). which one is taller?
Decomposer, decomposers include fungous, bacteria, worms. They break down trash and bad things and concert it to soil.
Answer:
proton. neutrons and electrons
