Which of the Following Statements Relating to Molecular Orbital (MO)

question 10

Multiple Choice

Which of the following statements relating to molecular orbital (MO) theory is incorrect?

• A) Combination of two atomic orbitals produces one bonding and one antibonding MO.
• B) A bonding MO is lower in energy than the two atomic orbitals from which it is formed.
• C) Combination of two 2p orbitals may result in either  or  MOs.
• D) A species with a bond order of zero will not be stable.
• E) In a stable molecule having an even number of electrons, all electrons must be paired.

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Definitions:

Chi-square Statistic

A statistical measure used to evaluate the differences between observed and expected frequencies in one or more categories of a contingency table.

Expected Frequencies

The predicted counts of occurrences across different categories that one would expect if a hypothesis were true.

Chi-square Statistic

A measure used in statistics to evaluate the differences between observed and expected frequencies in categorical variables.

Expected Frequencies

In statistics, the numbers of observations or outcomes that one would expect to occur in each category if the null hypothesis were true.