The Structural Formula for a Certain Molecule Includes a Group

question 49

Multiple Choice

The structural formula for a certain molecule includes a group symbolized -O.The dash next to the oxygen atom means that a single bond exists to another atom,such as a carbon.Based on the valence of oxygen and the number of bonds it normally forms,what is the charge on the oxygen atom in this case?

• A)+1
• B)-1
• C)+2
• D)-2

---

Definitions:

Attachment

A deep and enduring emotional bond that connects one person to another across time and space.

Unsafe Needles

Needles that have not been sterilized or are reused, posing risks of transmitting infectious diseases such as HIV and Hepatitis B and C.

AIDS Virus

The Human Immunodeficiency Virus (HIV) that causes AIDS (Acquired Immunodeficiency Syndrome), a condition leading to severe damage to the immune system.

IV Drug Users

Individuals who administer drugs to themselves intravenously, often associated with higher risks of infection and addiction.