nancie1016 nancie1016

03-12-2021
Chemistry

contestada

The element that has a valence configuration of 5s2 is
Ba
Ca
Be
Sr
Mg

Respuesta :

nguyenhu nguyenhu

14-12-2021

Answer: Sr

Explanation: Strontium electron configuration is [Kr] 5s2. It belongs to group 2 and period 5 of the periodic table.

Answer Link

Otras preguntas

three gallons of paint are used to paint 16 wooden signs.how much paint did each sign use

Most scientists questions are based on?

recently, i sat in a grocery store parking lot and watched as a young mother placed her three-year-old child in the car—without a baby seat! i realize that the

on a 6-sided die, what is the probability of rolling an even number that is not 4? 1/6 1/3 2/3 5/6

7:45 is the same as what military time

what does god's response to each act of creation suggest about his work? a. he wants to create other worlds. b. he is pleased with what he has made. c. he makes

How long is 1250 cm in meters

in one day Annie traveled 5 times the sum of the number of hours brian traveled an 2. together they traveled 20 hours. find the number of hours each person trav

A six digit number begins with the digit 8. The number us divisible by 9. All digits of the number are different. What is the smallest possible value of this nu

The Olympic record for a marathon is 2.00 hour 9.00 minute 21.0 seconds if the average speed of the runner achieving this record is 5.436 m/s what is the marath