Bluefox09 Bluefox09
  • 03-11-2020
  • Chemistry
contestada

which model correctly represents a
beryllium atom​

which model correctly represents a beryllium atom class=

Respuesta :

toofeealyahya
toofeealyahya toofeealyahya
  • 03-11-2020

Answer:

A

Explanation:

because its the atomic number is 4 so 4 = 4 electrons and 4 neutrons, the mass is 9 so 9-4= 5 so 4 electrons on the ring, 4 protons inside and 5 neutrons inside

Answer Link

Otras preguntas

What is a self-improvement strategy for a senior citizen struggling with a lack of flexibility, balance, and strength?
Which triangle is the most efficient? A B C
answer key to microscope mania
what gel like substance between the cell membrane and the nucleus
what is the inverse function of f(x)=4x-7
Imagine a world in which all the elements existed, but they couldn’t form any chemical bonds with each other. What kinds of substances could exist in such a wor
i cant seem to figure this out please help. and if its okay may you please put in steps? Where is the error with this solution? 2 + 3 * (5 + 4) Step 1: 2 + 3 *
PLEASE HURRY!!! What is 2.64E20 in standard form?
_ va en el autobús. a. Los cheques de viajero c. El pasajero b. El taxista d. El efectivo
When the government spends money or makes a payment, it is called a(n)