silvialiang30421 silvialiang30421

09-07-2020
Chemistry

contestada

What element forms an ion with an electronic configuration of 1s22s22p6 (or [Ne] ) and a −2 charge? Give the symbol for the element. g

Respuesta :

lawalj99 lawalj99

11-07-2020

Answer:

Mg²⁺

Explanation:

Electronic configuration = 1s22s22p6 (or [Ne] )

Charge = -2

This means the element has two extra electrons. So total electrons = 12.

The lement is Magnesium and the ion is Mg²⁺

Answer Link

Otras preguntas

Which of the following are valid names for the triangle below? Check all that apply. A. KE B. KMD C. DKM D. SKMO E. MDK F. SKD

Which of the following statements best describes French settlers' treatment of Native Americans? A. French settlers were on friendly terms with Native

Using the rules for significant figures, what do you get when you add 24.545 and 307.3?

Give me one reason why the Mexican-American war was not justified DO RESEARCH for this answer

What is the meaning of life.

All of the following lists include sources of point-source pollution EXCEPT : A) oil spills , irrigation , fertilizers , pesticides B) pesticides , oil spills

AB = BC Angle BDC = 37½° CBD =

Tú y yo ________ a la cafetería para comer. A. vamos B. vais C. vas D. voy

If the ratio of dogs to cats at an animal shelter is 2:5, then the number of cats is _____ times the number of dogs. CHECK

Which value does Brutus illustrate in his reaction to his wife, Portia’s, death? a. stoicism b. rhetoric c. pathos d. grief

good job