taybambie taybambie

01-01-2015
Chemistry

contestada

What are the electronic configurations for the first twenty elements

Respuesta :

apologiabiology apologiabiology

02-01-2015

H 1s¹
He 1s²
Li [He] 2s¹
Be [He] 2s²
B [He]2s²2p¹
C [He]2s¹2p²
N   [He] 2s²2p³
O   [He]2s²2p⁴
F    [He]2s²2p⁵
Ne [He]2s2p⁶
Na   [Ne]3s¹
Mg [Ne]3s²
Al [Ne]3s²3p¹
Si [Ne]3s²3p²
P [Ne]3s²3p³
S [Ne]3s²3p⁴
Cl [Ne]3s²3p⁵
Ar [Ne]3s²3p⁶
K [Ar]4s¹
Ca [Ar]4s²

Answer Link

Otras preguntas

Can you make this into an algebraic expresion

a rectangular field with a area of 8000m2 is enclosed by 400m of fencing. determine dimensions to nearest tenth of a metre

what type of reaction produces a metal from its metal oxide

Payments designed to make up for war damage are known as

What evidence in the declaration is there of religious faith? How do you think this religious faith influenced the ideals expressed in the declaration

If a+b=6 and a-b = 4, what is the value of 2a + 3b?

use the function rule, y= 2x+5, to find the values of y when x =1,2,3,4. write the answers as ordered pairs that would be used to graph the function. show your

rewrite the expression without using a negative exponent 6m^-2

What would be m minus 4 in an algebraic expression

If a+b=6 and a-b = 4, what is the value of 2a + 3b?