The Correct H-N-H Bond Angle in NH₃ Is ________

question 148

Multiple Choice

The correct H-N-H bond angle in NH₃ is ________

• A)the same as the H-O-H angle in water.
• B)exactly 109.5  .
• C)greater than 109.5  .
• D)less than 109.5  .
• E)120  .

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An attribute of a test, when the items on it resemble the characteristics associated with the concept being tested for.

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The degree of reliability within a test—the extent to which different parts of the same test yield the same results.