What is the primary reason that atomic radius decreases as you move from left to right across the periodic table even through th

Question

zimovet [89]

3 years ago

8

What is the primary reason that atomic radius decreases as you move from left to right across the periodic table even through th

e number of electrons is increasing?

Chemistry

1 answer:

Anika [276] · Answer 1 · 2022-02-26T06:44:19+03:00

Answer:

As you move across a period the electrons are being added to the same shell. But, protons are being added as well. This makes the nucleus more positively charged and, increasing protons has a greater effect than electrons. So, there is a greater nuclear attraction and, because the electrons are being added to the same shell that shell gets pulled in more. This causes a decrease in atomic radius.

Explanation: