thekinggg6690 thekinggg6690

06-01-2020
Chemistry

contestada

How many unpaired electrons are contained in each element: (a) chlorine, (b) selenium, (c) cesium, and (d) phosphorus?

Respuesta :

pstnonsonjoku pstnonsonjoku

07-01-2020

Answer:Se-2, Cl-1, Cs-1, P-1

Explanation:

Let us consider the groups the elements belong to

Se- group 16, ns2np4- two unpaired valence electrons

Cl- group 17, ns2np5- 1 unpaired electron

Cs-group 1, ns1- one unpaired electron

P-group 15- ns2np3- three unpaired valence electrons

Answer Link

Otras preguntas

I do not need an explanation, just a simple angle number!

Kim ran a 26-mile marathon. She ran 0.143 of the marathon during the first hour. How many miles did Kim run during the first hour?

help me for 20 points please

Please help me with this question

If a company wants to gain a competitive advantage in a highly competitive industry, it should ideally a. execute an integrated cost-leadership and differentiat

which of the following is measured by dial gauge?:A. backlashB. EndspaceC. GapD. Space

which word describes how the drug is delivered through the body

Indicate which property is illustrated in Step 6. Step 1 2 - 8x - 2 + 9x = (2 - 8x) + (-2 + 9x) Step 2 = (2 - 8x) + (9x - 2) Step 3 = 2 + (-8x + 9x) - 2 Step 4

Which of the following did you include in your report? Check all of the boxes that apply. A description of Hitler an assessment of Hitler’s character details fr

Baptism begins our journey in Christ, in his death and in his Resurrection, and the very last Anointing of the Sick _____.