carlos6178 carlos6178

10-12-2017
Chemistry

contestada

What is the name of the element with a valence electron configuration of 2s^22p^4

Respuesta :

wluo329 wluo329

10-12-2017

Since the configuration contains the number 2s and 2p, you can assume that it is in period 2 of the periodic table. By noble gas shorthand, you start with helium, which is atomic number 2. 2s²2p^4 has 2+4 = 6 valence

Add 2+6 = 8, which is Oxygen.

Answer Link

Otras preguntas

(Answers needed fast **Giving brainliest**) True or False: Scientists theorize that the continents were once connected to form one large landmass.

IV. Đặt câu hỏi cho các câu sau: 1. I went to Ha Long Bay last month. 2. My brother goes to school by bus every day. 3. The trip was great.

whats the value of x in the formula x = 2(alb) - 4c if a = 12, b =3, and a c=1?

can my sister enroll me in school without custody in Florida?

Warren is on vacation and needs to arrange transportation. A rental car costs 40 dollars per day plus a one-time cost of 14 dollars for insurance. Construct a f

The magnetic field around a magnet is called Plss tell me fasssttt

Find the area of the figure in the image attached. Round to the nearest tenth if necessary.

If line KM bisects angle JKL, angle JKL = 92 degrees, and angle MKL = (5x+1) degrees, find the value of x.

Which level of organization listed here includes every level listed? cation red blood cell DNA molecule. heart zebra

Will give brainliest answer