MDCAT Chemistry MCQ #13

Formalin is used extensively in hospitals to preserve biological specimens. Which chemicals are the primary components of this solution, derived from methanol oxidation?

MDCAT Chemistry MCQ #13

  1. Question 1

    Q1. Formalin is used extensively in hospitals to preserve biological specimens. Which chemicals are the primary components of this solution, derived from methanol oxidation?

    • A) Methanol and CO2
    • B) Ethanol and Water
    • C) Acetaldehyde and Water
    • D) Formaldehyde and Water

    Answer: Formaldehyde and Water

    Explanation: Formalin is a 40% aqueous solution of formaldehyde, produced by the catalytic oxidation of methanol. Ethanol oxidation produces acetaldehyde instead.