Molybdenum Has an Atomic Number of 42

question 72

Multiple Choice

Molybdenum has an atomic number of 42. Several common isotopes exist, with mass numbers of 92, 94, 95, 96, 97, 98, and 100. Therefore, which of the following can be true?

• A) Molybdenum atoms can have between 50 and 58 neutrons.
• B) The isotopes of molybdenum have different electron configurations.
• C) The isotopes of molybdenum can have between 50 and 58 protons.
• D) The isotopes of molybdenum have between 50 and 58 neutrons and have different electron configurations.
• E) The isotopes of molybdenum have between 50 and 58 protons and have different electron configurations.

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Definitions:

Tympanic Membrane

Also known as the eardrum, this thin membrane vibrates in response to sound waves and transmits these vibrations to the bones of the middle ear.

Cochlea

is a spiral-shaped, fluid-filled inner ear structure responsible for converting sound vibrations into nerve impulses that are interpreted by the brain.

Vestibule

An entryway or chamber that can be the central part of the ear, or an area at the mouth's entrance.

Semicircular Canals

Three looping fluid-filled tunnels in the inner ear that are involved in maintaining balance and sensing head rotation.