Seudónimo Seudónimo

02-06-2015
Chemistry

contestada

Explain, in terms of electrons, why the radius of a calcium ion is smaller than the radius of a calcium atom.

Respuesta :

lulu1991 lulu1991

02-06-2015

Because the calcium ion donates two electrons to achieve the stable state. So the layer of electrons decrease form 4 layers(2,8,8,2) to 3 layers(2,8,8). Thus, the radius of a calcium ion is smaller than a calcium atom.

Answer Link

Otras preguntas

Which is the most common way to install memory in a laptop?At an angleFrom the bottomFrom the sideFrom the top

A pound of blueberries costs $3.98 and a pound of clementines costs $2.49. What is the combined cost of 0.6 pound of blueberries and 1.8 pounds of clementines?

The admission fee to an amusement park is $38. It costs an additional p dollars to rent a locker to hold your belongings. The total cost for 4 people to enter t

h) what dry region that gets less than 10 inches of rain per year

Which event in Mecbeth happens first?

A study of how much corn was produced in a field depending on the planting density compared the yield from fields planted with 40000 plants per hectare to the y

what is 29.5 times 1.3

What percentage of 95 is 19

Who is the writer of below quote? "Everything I had worked for, all my years of study, had been to purchase for myself this one privilege: to see and experience

Simplify the expression. 3[(15-332-4]