An Atom of the Element Iron Has an Atomic Number

question 117

Multiple Choice

An atom of the element iron has an atomic number of 26 and an atomic mass number of 56. If it is neutral, how many protons, neutrons, and electrons does it have?

• A)26 protons, 30 neutrons, 30 electrons
• B)26 protons, 30 neutrons, 26 electrons
• C)13 protons, 56 neutrons, 13 electrons
• D)13 protons, 43 neutrons, 13 electrons
• E)26 protons, 56 neutrons, 26 electrons

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Definitions:

Relationship

A connection or association between two or more entities, often characterized by a pattern of interactions or a particular bond.

Variability

The extent to which data points in a statistical distribution or dataset differ from each other.

Mode

The value that occurs most frequently in a data set.

Range

A measure of variability. The difference between the highest score and the lowest score.