Happyhapp455 Happyhapp455

29-06-2019
Chemistry

contestada

What is the main reason that atomic radii decrease from left to right across a period?

Respuesta :

Аноним Аноним

29-06-2019

Answer:

See below.

Explanation:

Valency electrons of the same energy are being added as you go right but the charge on the nucleus is increasing . Therefore the pulling force of the nucleus increases and the radii wll decrease.

Answer Link

Otras preguntas

What is a climate region with dry winters, wet summers, and year-round high temperatures?

In the game of pool, the fifteen balls are packed tightly into a triangular rack. The diameter of all the balls are the same. If the height of the rack is BC =

Write a system of linear ineqaulities, with all solutions in quadrant 3.

Atoms of the LEAST reactive elements tend to have A. one or seven valence electrons. B. eight valence electrons. C. four or five valence electrons. D. no val

What are three alternative types of employment that have become popular?

A relationship of mutual like between two people is mutual antipathy. true false

Was the staple food crop of southern china.

Why is unnecessary to include the mass of an electron when determining the mass of an atom?

A man drove his car through the Nevada desert one day when the temperature was over 100°F. When he started the trip, the gas station attendant found the tire to

What was a factor of the us entry in ww1?