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

Author Question: Choose the INCORRECT statement. (Read 16 times)

faduma

  • Hero Member
  • *****
  • Posts: 528

Question 1

Choose the INCORRECT statement.
◦ The inner transition elements include the lanthanides.
◦ The lanthanides are sometimes called rare earth elements.
◦ The lanthanides feature the filling of the 5f orbitals.
◦ The lanthanides have very similar chemical properties.
◦ Lanthanides are difficult to separate from each other.

Question 2

Choose the INCORRECT statement.
◦ The lanthanides often occur naturally as oxides.
◦ The most common oxidation state of lanthanides is +4.
◦ Most of the lanthanides are paramagnetic.
◦ Like the transition elements, aqueous solutions of the lanthanides are colored.
◦ Fractionated means to alter slightly the ratio of the concentration of one element to another.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by faduma on Jul 8, 2021

kjohnson

  • Sr. Member
  • ****
  • Posts: 330
Reply #1 on: Jul 8, 2021
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 35% of students answer this correctly




faduma

  • Member
  • Posts: 528
Reply 2 on: Jul 8, 2021
Great answer, keep it coming :)


dreamfighter72

  • Member
  • Posts: 355
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

Did you know?

There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

Did you know?

The FDA recognizes 118 routes of administration.

Did you know?

Vaccines prevent between 2.5 and 4 million deaths every year.

Did you know?

Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

For a complete list of videos, visit our video library