How Many of These Atoms or Ions Have No Unpaired

question 133

Multiple Choice

How many of these atoms or ions have no unpaired electrons?
N, O, Na⁺, N^3-, Sc

• A) 1
• B) 2
• C) 3
• D) 4
• E) 5

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Definitions:

Stay Home

The act of remaining in one's home or residence, often advised for health, safety, or personal reasons.

Clean

The state of being free from dirt, marks, or unwanted matter, often achieved through washing, wiping, or purifying.

Perpetrator

An individual who commits an illegal, harmful, or unethical act.

Child Maltreatment

Any intentional harm to a minor (under the age of 18), including actions that harm the child physically, emotionally, sexually, or through neglect; also known as child maltreatment.