issb general knowledge MCQ #281

The chemical formula of carbon dioxide is:

issb general knowledge MCQ #281

  1. Question 1

    Q1. The chemical formula of carbon dioxide is:

    • A) CO
    • B) CO2
    • C) C2O
    • D) O2

    Answer: CO2

    Explanation: Carbon dioxide is CO2. This option matches the rule tested here. Work each step carefully; ISSB math rewards accuracy under time pressure.