algesiapani algesiapani

10-11-2021
Chemistry

contestada

An atom has the following electron configuration.
1s22s22p63s23p64s2
How many valence electrons does this atom have?

Respuesta :

goldkingt1122 goldkingt1122

10-11-2021

Answer:

2

Explanation:

4s2 has 2 valence electrons

Answer Link

gutierreznoah85 gutierreznoah85

17-03-2022

Answer:

a

Explanation:

Answer Link

Otras preguntas

It may be hard to believe, but the modern elevator is close to 150 years old. The first elevators were produced in the mid 1800s. They raised and lowered their

what is the climax of story called in the jaws of the alligator

Help me please………………

Hi! Can you help me answer this?

11. How many oxygen atoms are there in one formula unit of Ca2+?

Now write a CV with Cover Letter to the Head of the Department of Bangladesh House Building Finance Corporation for the post advertised.

use words with appropriate connotationplease help me

8. In Hard Times by Charles Dickens, why does the government official object to depicting horses on wallpaper and flowers on rugs?

Staff at a fast food restaurant make up the cleaning solution in their spray bottles from a concentrate. In each 300mL bottle they pour 50mL of concentrate and

For each of the following numbers, find the smallest whole number by which it should be multiplied so as to get a perfect square number. Also find the square ro