SEARCH
You are in browse mode. You must login to use MEMORY

   Log in to start


From course:

CHEMISTRY: TOPIC 3 PERIODICITY

» Start this Course
(Practice similar questions for free)
Question:

What are the trends in atomic radius? and why? (3)

Author: Sammy Universe



Answer:

Across period: decreases bec nuclear charge increases so more attraction to nucleus + constant shielding bec same no of shells Down group: increases bec of more shells being occupied = so the outer electrons are further away from the attraction of the nucleus (more distance) + more shielding = more repulsion = bigger radius


0 / 5  (0 ratings)

1 answer(s) in total