MDCAT Chemistry MCQ #406

In the industrial preparation of Acetaldehyde by air oxidation of Ethanol, 46 grams of Ethanol are reacted. How many grams of Oxygen are consumed?

MDCAT Chemistry MCQ #406

  1. Question 1

    Q1. In the industrial preparation of Acetaldehyde by air oxidation of Ethanol, 46 grams of Ethanol are reacted. How many grams of Oxygen are consumed?

    • A) 32 grams
    • B) 16 grams
    • C) 8 grams
    • D) 96 grams

    Answer: 16 grams

    Explanation: Oxidation of 1 mole of Ethanol (46g) to Acetaldehyde requires 0.5 moles of O2 (16g). Option D is for complete combustion.