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

"you're not the boss of me," a plaint often heard on the playground, is best related to the concept of _________.

What eats mostly dead matter

Which of the following is true about spinal reflex

The percentage of mothers who smoke cigarettes durning pregnacy has declined approximately linearly from 13.8% in 1995 to 12.4% in 2003. Predict the year in 201

While watching jeopardy, tyler announces that he is really impressed with how smart alex trebek is. tyler's perception that alex trebek actually knows all the a

Which two groups of organic compounds serve as energy sources?

Find the square root of the fraction 64/100

A calculus book weighing 20 N rests on the floor of a classroom. The reaction to the force of the floor on the book is a force of

Most of the new settlers in south carolina were members of what group

Answer these too please