Oxygen Has Six Electrons in Its Second Outer Shell,and Hydrogen

question 5

Multiple Choice

Oxygen has six electrons in its second outer shell,and hydrogen has one.With how many hydrogen atoms will oxygen form covalent bonds?

• A)eight
• B)one
• C)two
• D)six
• E)three

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Definitions:

Cramér's V

A measure of association between two nominal variables, indicating the strength of their relationship.

Effect Size

A quantitative measure of the strength of a phenomenon or the magnitude of a difference in a statistical analysis.

Cramér's V

A measure of association between two nominal variables, giving a value between 0 and 1 to indicate the strength of association.

Null Hypothesis

A statement that assumes no effect or no difference in a statistical hypothesis test, serving as a default or starting assumption.