The Following Questions Refer to the Diagram Below

question 139

Short Answer

The following questions refer to the diagram below.The levels represent energy levels in a hydrogen atom.Each level is labeled with its energy (above the ground state of Level 1)in units of electron/volts (eV).The labeled transitions represent an electron moving between energy levels.

-Which transition,as shown,is not possible?

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Definitions:

Metabolic Disorder

A medical condition that occurs when the metabolism process fails, and the body has trouble with breaking down, processing, or taking in nutrients.

Chromosomal Abnormalities

Genetic defects involving changes in the number or structure of chromosomes, leading to various developmental and health problems.

Down Syndrome

A genetic disorder caused by the presence of all or part of a third copy of chromosome 21. It is characterized by intellectual disability and physical features such as a distinct facial appearance.

Mosaicism

A cause of Down syndrome in which cell division occurs unevenly, so that some cells have 45 chromosomes and some have 47. People with mosaic Down syndrome may have fewer physical characteristics, better speech, and higher intellectual functioning, depending upon the numbers of cells affected.