HMKitchen9349 HMKitchen9349

11-09-2017
Chemistry

contestada

What element has two electrons in the outer shell and has electrons in four shells?

Respuesta :

23-09-2017

Calcium. It is classified chemically as one of the alkaline earth elements. It is found in group two of the periodic table. It forms a white coating of calcium nitride (Ca3N2) in air. The symbol is classified as Ca. It is a metallic metal.

Answer Link

Otras preguntas

20 points for answer Which sentence includes a detail that shows the historical background of the setting? A. My great-aunt lived in a cabin in the foothills of

Find the perimeter.

Choose the THREE sentences with an italicized ACTION verb. Cathy will become a nurse. Katy will be bringing some very important papers for you. I was watching t

32. Mandy is grocery shopping. In her cart are the following items: 5.1 pounds of apples that cost $0.79 a pound 1.9 pounds of beans that cost $1.19 a pound a c

What does the great tree symbolize in the world on the turtle's back?

Which of the following are part of being straightforward when servicing a customer?

Write two thirds in decimal form

What is the major site of absorption of water and electrolytes?

Help please!! 20 pts Biology A

Justin notices a particular type of caterpillar feeds only on cottonwood trees in his neighborhood.In which way has Justin increased his scientific knowledge?