Respuesta :

kkcrispy2

Answer:

Across a period from left to right, the covalent radius decreases. As you move from left to right across the periodic table, atoms have more electrons in their outer energy level and more protons in their nucleu

Explanation:

Use bbc bitesize

mcneals729

Answer:

more protons in the nucleus pull the electrons in, making the atomic radius smaller

Otras preguntas