Two Elements That Have the Same Ground-State Valence Shell Configuration

question 47

Multiple Choice

Two elements that have the same ground-state valence shell configuration of ns²np² are

• A)K and Mg.
• B)O and Se.
• C)Al and Ga.
• D)Ge and Pb.
• E)Mg and Ca.

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Definitions:

-plasm

A suffix used in biology to denote a formative or molded substance, such as cytoplasm.

Formed

The past participle of form, indicating something that has been brought into existence or given a specific shape.

Compound Suffix

A suffix consisted of more than one element, used in the creation of complex words, especially in the construction of scientific terminology.

Anti-

A prefix meaning against, opposing, or counteracting, often used in medical and scientific contexts.