episodediamond13
episodediamond13 episodediamond13
  • 03-10-2019
  • Chemistry
contestada

A neutral atom has 2 electrons in the first energy level and 3 electrons in the second energy level. Which atom is this?


Helium

Boron

Beryllium

Carbon

Respuesta :

joseaaronlara
joseaaronlara joseaaronlara
  • 03-10-2019

Answer:

The answer to your question is: Boron

Explanation:

Helium  has 2 electrons in the first energy level and does not have any electron in the second energy level.

Boron  it has 2 electrons in the first energy level and three electrons in the second energy level.

Beryllium  has 2 electrons in the first energy level and 2 electrons in the seond energy level.

Carbon has 2 electrons in the first energy level and 4 electrons in the third energy level.

Answer Link

Otras preguntas

Find the roots of f(x)=dx^2+ex+f by completing the square.
Find the roots of f(x)=dx^2+ex+f by completing the square.
Nomadic pastoral societies are centered on _____.
with the vital assistance of ,theodore roosevelt established the first comprehensive national conservation policy.
The "philosophy of reform" that shaped this era rose from what two distinct sources?
Nitrogen is important to life because it is part of _____. DNA, amino acids, and proteins plant photosynthesis the air we breathe lightning storms
rewrite this expression using the distributive property then simplify. 2/3(6x+12)
How did the Tang people gain the Mandate of Heaven?
which subatomic particle will be attracted by a positively charged object? A) proton B) neutron C) electron D) positron
simplify the equation (-4)(3)(-1)(-2)