Which One of the Following Lewis Structures Is Definitely Incorrect

question 58

Multiple Choice

Which one of the following Lewis structures is definitely incorrect?

• A) NO₂
• B) BeCl₂
• C) CO₃^2¯
• D) CH₄
• E) SO₂

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Definitions:

Systolic blood pressure

The pressure in the arteries when the heart beats and fills them with blood.

Population mean

The average of a set of characteristics or values for the entire population.

Confidence interval estimate

A range of values, derived from sample statistics, that is likely to contain the value of an unknown population parameter, given a specified level of confidence.

Standard deviation

A measure of the amount of variation or dispersion of a set of values, indicating how spread out the values in a data set are.