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Author Question: Choose the INCORRECT statement. (Read 42 times)

faduma

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on: Jul 8, 2021

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.
General Chemistry: Principles and Modern Applications ¦ Petrucci, Herring, Madura, Bissonnette ¦ 11th Edition
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Marked as best answer by faduma on Jul 8, 2021

kjohnson

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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.
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faduma

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Reply 2 on: Jul 8, 2021
Gracias!

amynguyen1221

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Reply 3 on: Yesterday
Wow, this really help

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