lateriamccain lateriamccain
  • 08-04-2020
  • Chemistry
contestada

Which is the atomic number of an atom that forms an ion with 18 electrons and a charge of 2+?

Respuesta :

maryamasadovaoxf9o3
maryamasadovaoxf9o3 maryamasadovaoxf9o3
  • 04-01-2021

Answer: 20

Explanation: The element is Calcium, and Calcium’s atomic number is 20.

Answer Link

Otras preguntas

which one of the following is true when ds/st =3t^2/2s
All of the following affect water table depth EXCEPT rate of usage. aquifer permeability. aquifer porosity. topography.
Rewrite each of the quotes in Modern English Arise fair sun and kill the envious moon, Who is already sick and pale with grief
What kind of battery does a dji spark have?
More points!! Answer B C and D
How did social instability during the earlt 20th century contribute to the development of cubism?
if element X has 11 protons how many electrons does it have? thanks!
A car starts from rest and travels to the north for 6.00 s with a uniform acceleration of 2.50 m/s2. The driver then applies the brakes, causing a uniform accel
In the south during Reconstruction, the civil rights act of was?
You work at a pharmacy where you must file insurance claims. Two-thirds (2/3) of the prescriptions filled are paid by insurance claims. One week 153 prescriptio