Which of the Following Is Incorrect Concerning the 3d,4d,and 5d

question 126

Multiple Choice

Which of the following is incorrect concerning the 3d,4d,and 5d transition series?

• A)There is a significant increase in radius in going from the 3d to the 4d metals,but the 4d and 5d metals are similar in size.
• B)There is a general decrease in size going from left to right for each of these series due to the increasing nuclear charge.
• C)The separation of hafnium and zirconium found together in nature is difficult due to their similarities in chemistry,which is attributed to their virtually identical sizes.
• D)Cerium through lutetium exhibits what is referred to as the lanthanide contraction.
• E)All of the above are correct.

---

Definitions:

Intangible Asset

An identifiable non-monetary asset without physical substance, such as patents, trademarks, and goodwill, that provides economic benefits.

Amortization

The process of spreading the cost of an intangible asset over its useful life.

Legal Life

The duration for which an entity, asset, or agreement is legally effective or recognized.

Patent

A legal right granted by a government authority that gives an inventor exclusive rights to make, use, or sell an invention for a specified time period.