An Uncharged Atom of Mercury Has an Atomic Number of 80

question 36

Multiple Choice

An uncharged atom of mercury has an atomic number of 80 and an atomic mass of 200. This atom has ________ protons, ________ neutrons, and ________ electrons.

• A)80; 120; 80
• B)120; 80; 120
• C)120; 280; 120
• D)80; 40; 80

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Definitions:

Dementia

A category of brain diseases that cause a long-term and often gradual decrease in the ability to think and remember, significantly affecting daily functioning.

Meningitis

An infection of the protective membranes covering the brain and spinal cord known as the meninges, potentially leading to brain damage or death if not treated promptly.

Encephalitis

An inflammation of the brain, often caused by an infection, that can lead to symptoms such as confusion, seizures, and fever.

Chronic alcoholism

A long-term, progressive disease characterized by an uncontrollable need to consume alcohol despite negative physical, social, and emotional consequences.