marleym321789 marleym321789
  • 02-12-2020
  • Chemistry
contestada

Use the periodic to fill in the numbers in the electron configurations shown below.

B: 1s2 2sA2pB

A =
2
B =
1
Na: 1s22sC2pD3sE

Respuesta :

ciqarz
ciqarz ciqarz
  • 02-12-2020

Answer:

B: 1s²2s²2p¹

Na: 1s²2s²2p⁶3s¹

Explanation:

A = 2

B = 1

C = 2

D = 6

E = 1

Hope that helps.

Answer Link

Otras preguntas

The legs of a right triangle are 12 centimetres and 8 centimeters. What is the length of the hypotenuse?
How do you factor this so you can find the roots or what x equals?
After the end of world war one before World War 2 began many people in Russia were unhappy what
Katherine is using a cone to fill a cylinder with sand. If the radii and height are equal on both objects, and Katherine fills the cone to the very top, how man
Why are amoebas more likely to use endocytosis than red algae?
which of the following gives an equation of a line that passes through the point (6 over 5, -19 over 5) and is parallel to the line that passes through th orga
Given that white light contains all colors of the spectrum, what growth results would you expect under white light?
Please help as soon as possible
What is the potential drop across R3? (R1 = 20 Ω, R2 = 40 Ω, R3= 60 Ω, V = 60 V) (Ohm's law: V = IR) A. 40 V B. 20 V C. 10 V D. 30 V
When a person votes in an election using a ballot obtained from his county election officer either in person beforehand or by mail it is called: mail order voti