This topic contains a solution. Click here to go to the answer

Author Question: What is the ground-state electron configuration of Se2-? (Read 176 times)

tfester

  • Hero Member
  • *****
  • Posts: 534

Question 1

Which of the following three sets consist of atoms or ions with the same electron configuration in the ground state?

(I) O2-, Ne, and Mg2+
(II) Ni, Cu+, and Zn2+
(III)Hg, Tl+, and Pb2+

◦ (I)
◦ (I) and (III)
◦ (II) and (III)
◦ all three sets

Question 2

What is the ground-state electron configuration of Se2-?
◦ [Ar]3d104s24p6
◦ [Ar]3d104s24p2
◦ [Ar]3d104s24p4
◦ [Ar]3d124s24p4


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by tfester on Feb 15, 2020

nital

  • Sr. Member
  • ****
  • Posts: 320
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 39% of students answer this correctly




tfester

  • Member
  • Posts: 534
Reply 2 on: Feb 15, 2020
Wow, this really help


atrochim

  • Member
  • Posts: 331
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.

Did you know?

In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).

Did you know?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

Did you know?

The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

Did you know?

Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.

For a complete list of videos, visit our video library