Which of the Following Elements Is a Lanthanide

question 1

Multiple Choice

Which of the following elements is a lanthanide?

• A) Ce
• B) Na
• C) U
• D) Ar
• E) Rg

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Definitions:

Pathogens

Microorganisms or viruses that can cause disease when transmitted to a host organism, including bacteria, viruses, fungi, and parasites.

Immune System

The complex network of cells, tissues, and organs that work together to defend the body against disease-causing organisms or substances.

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Biological

Pertaining to the science of life or living organisms, focusing on the physical and chemical processes that occur within living things.