Find the Correct Statements About the Bonding in Methane, CH₄

question 21

Multiple Choice

Find the correct statements about the bonding in methane, CH₄.
I. The carbon s and p orbitals combine to form four equivalent sp3 orbitals
II. All C-H bonds have the same strength
III. Molecular geometry is different from electron group geometry
IV. Four C sp3 orbitals combine with the s orbitals of the hydrogens to form bonds

• A) I), II), III)
• B) I), II), IV)
• C) II), III), IV)
• D) I), III) IV)
• E) I), II)

---

Definitions:

Z-test

A statistical test used to determine whether two population means are different when the variances are known and the sample size is large.

µ = 15

Represents the mean of a population is equal to 15.

Z-statistic

A measure used in statistics to quantify the deviation of a data point or a group of data points from the mean, expressed in terms of standard deviations.

Two-tailed Test

A statistical test that allows for the exploration of relationships in both directions, enabling the detection of significant differences regardless of the direction.