Na Reacts with Element X to Form an Ionic Compound

question 162

Multiple Choice

Na reacts with element X to form an ionic compound with the formula Na₃X.Ca will react with X to form ________.

• A)CaX₂
• B)CaX
• C)Ca₂X₃
• D)Ca₃X₂
• E)Ca₃X

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Definitions:

Null Hypothesis

A default hypothesis that there is no significant effect or difference for a particular population or phenomenon.

Significance Level

The probability of rejecting the null hypothesis in a statistical test when it is actually true, denoted by alpha.

Face-to-face

A form of communication or interaction that takes place in person as opposed to through electronic means.

T Procedure

A statistical analysis methodology used to determine the significance of the difference between two sample means, based on the t-distribution.