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Which of the following gases is the most toxic?

  • Carbon dioxide
  • Sulphur dioxide
  • Carbon monoxide
  • Acetic acid

Answer: Option C

Similar Questions :

1. Nail polish remover contains ?

  • benzene
  • acetic acid
  • acetone
  • petroleum ether

Answer: Option C

2. Which of the following gases is the most toxic?

  • Carbon dioxide
  • Sulphur dioxide
  • Carbon monoxide
  • Acetic acid

Answer: Option C

3. The isotope atoms differ in ?

  • number of neutrons
  • atomic number
  • number of electrons
  • atomic weight

Answer: Option A

Explanation:

Important to note that isotope atoms have same atomic number.

4. The aqueous solution of which acids is called Vinegar ?

  • Acetic acid
  • Hydrochloric acid
  • Citric acid
  • Oxalic acid

Answer: Option A

5. pH of water is

  • 5
  • 6
  • 7
  • 8

Answer: Option C

Read more from - Chemistry Questions Answers
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