Can someone please check-over my answers to these Chemistry questions?

Question

Which rule concerning oxidation numbers is NOT true?

A. Fluorine always has an oxidation number of –1 in molecules that contain two or more types of atoms.

B. Oxygen has an oxidation number of –2 in molecules that contain two or more types of atoms.

C. If all else fails, assume that the atom’s oxidation number is the same as what it would take on in an ionic compound.

D. Reduction is the process by which an atom gains electrons.

E. Oxidation is the process by which an atom gains electrons.

 

Which rule concerning oxidation numbers is true?

A. When a redox reaction occurs, there will always be at least one atom that is oxidized and at least one atom that is reduced.

B. Oxidation is the process by which an atom loses electrons.

C. Reduction is the process by which an atom gains electrons.

D. All of the Above

E. None of the Above

 

Answer 1

Hello Jessett. Your second answer appears to be correct. Look carefully at the options for the first question, specifically D and E. What do you notice? Are they both correct?