Which of the Following Elements Are Metals

question 121

Multiple Choice

Which of the following elements are metals?

• A)Mg, K, and S
• B)Mg, K, and Na
• C)Mo, O, and Na
• D)Mg, K, and F

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Definitions:

Hypotheses

Tentative explanations or predictions that can be tested through observation and experimentation.

Gadd Severity Index

A scoring system used to measure the severity of criminal behavior by evaluating the seriousness of crimes committed.

Margin of Error

In statistics, it represents the range within which the true value of a population parameter is expected to fall, given a certain level of confidence.

Confidence Interval

A range of values derived from sample statistics that is likely to contain the value of an unknown population parameter.