Choose the INCORRECT Statement

question 91

Multiple Choice

Choose the INCORRECT statement.

• A) Among the methods to separate the lanthanides are fractional precipitation and solvent extraction.
• B) Because the properties of the lanthanides are so similar, separation must be done in a series of repetitive steps.
• C) Lanthanides are reactive metals, that is they liberate H₂ from acids.
• D) The 4f electrons play a major role in chemical bonding.
• E) The pure lanthanide metals can be produced by electrolytic reduction from the +3 oxidation state.

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Definitions:

Lower Inventories

A strategy aiming to reduce the quantity of goods or materials a company holds in stock to minimize holding costs and increase efficiency.

More Warehouses

The strategy of increasing storage space to manage inventory more effectively, improve distribution speed, and meet customer demand.

Protein Feed

A type of animal feed that is high in protein content, used to nourish livestock and improve their growth, development, and productivity.

Sacks of Feed

Bags or containers used to hold and transport animal feed or grains.