MarlaWeader110 MarlaWeader110

27-04-2015
Chemistry

contestada

Explain, in terms of electrons, why the radius of a potassium atom is larger than the radius of the potassium ion in the ground state.

Respuesta :

lulu1991 lulu1991

10-05-2015

Because the potassium atom has 19 electrons and there is four layers of electrons as 2, 8, 8, 1. And for potassium ion, there is 18 electrons. It has there layers of electrons as 2, 8, 8. So the radius of potassium atom is larger than potassium ion.

Answer Link

Otras preguntas

G with the definition of covariance, prove cov[(ay − b),(cy − d)] = accov(x, y ), where x, y are random variables and a, b, c, d are constants.

A new russian constitution was accepted by the russian people in __________.

Anyone know? ( pics below)

What is one difference between a more and a folkway? question 5 options: 1) mores are legally acceptable to violate; folkways are not. 2) mores are constructed

This was my very last homework question and i'm stumped. log_4(x+1)-log_4(x)=3

Select the verb form that correctly completes this sentence. Ce château _________ construit au XIIe siècle. A) est B) a été C) été D) étaient

This is the third time I'm asking. I feel like Brainly won't help anyone above middle school but whatever. It's Geometry. Pls answer.

When the painter paul gauguin visited tahiti in 1891, he emphasized that there is "something virile in the women and something feminine in the men." on the basi

Find two positive nontrivial solutions of x^2-Ny^2=1 when N is 15, 7, or 99

What is a normal resting heart rate for adults according to America heart association