Which Pair of Elements Could Not Be Produced from Neutron

question 18

Multiple Choice

Which pair of elements could not be produced from neutron bombardment of uranium-235 if 2 additional neutrons are also produced?

• A) cesium-143 and rubidium-91
• B) bromine-87 and lanthanum-147
• C) zirconium-97 and barium-139
• D) tellurium-137 and zirconium-97
• E) iodine-141 and yttrium-93

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Definitions:

Valid Observation

Observations that are reliable and accurately represent the phenomenon being studied.

Only Individual

Refers to a singular person distinguished by unique characteristics, emphasizing exclusivity or isolation.

Reliability

The extent to which a measuring instrument yields consistent and reliable outcomes across multiple tests.

Genogram

A map of an individual’s family tree that may include the family history of illnesses, mental disorders, substance use, expectations, relationships, cultural issues, and other concerns relevant to counseling. Special symbols may be used to assist in creating this map. It is a type of record and personal document.