Morganlawson1355 Morganlawson1355

04-10-2020
Chemistry

contestada

electron configuration for be+2

Respuesta :

kuttysimba kuttysimba

13-10-2020

Answer:

atomic number of Be =4

electronic configuration :1s²2s²

but for Be2+ atomic number = 4-2 =2

electronic configuration : 1s²

Answer Link

Otras preguntas

Is the tube that carries blood, oxygen, and nutrients from the placenta to the developing child?

What is the preposition in this sentence After the movie, we will grab a pizza to take home?

Language style is a way for the author to connect with the ____. a) publisher b)reader c)story d)theme

Que semejanza tiene la obra luz negra con esperando a godot

According to the passage, what were George C. Marshall’s military contributions during World War II? Check all that apply. He served as chief of staff of the US

A gas contained in a steel tank has a pressure of 1.5 atm at a temperature of 320 k. what will be the gas pressure when the temperature changes to 450 k? a gas

Sorry for lack of a better picture, I really really need help please!

What type of reaction is shown below? 2Na + 2H2O ?2NaOH + H2 + heat A. nuclear B. exothermic C. endothermic D. spontaneous

Over the decades local and global ice ages have lowered sea levels. As a result, there is often a decline in marine diversity due to

Andrea is a typical 11-year-old whose growing self-consciousness and self-criticism drive her to frequently compare herself with her peers. if andrea is like mo