Chemistry MCQs with answers Page - 155

Here, you will find a collection of MCQ questions on Chemistry. Go through these questions to enhance your preparation for upcoming examinations and interviews.

To check the correct answer, simply click the View Answer button provided for each question.

Have your own questions to contribute? Click the button below to share your MCQs with others!

+ Add Question

A

Admin • 833K Points
Coach

Q. Which of the following is used as a catalyst in the Haber process?

  • (A) Nickel
  • (B) Iron
  • (C) Copper
  • (D) Vanadium pentoxide

A

Admin • 833K Points
Coach

Q. The oxidation state of oxygen in OF₂ is:

  • (A) -2
  • (B) -1
  • (C) +1
  • (D) +2

A

Admin • 833K Points
Coach

Q. Which of the following has the highest boiling point?

  • (A) H₂O
  • (B) H₂S
  • (C) HCl
  • (D) NH₃

A

Admin • 833K Points
Coach

Q. Which law states that equal volumes of all gases at the same temperature and pressure contain equal numbers of molecules?

  • (A) Boyle's Law
  • (B) Charles's Law
  • (C) Avogadro's Law
  • (D) Graham's Law

A

Admin • 833K Points
Coach

Q. The number of moles present in 18 g of water is:

  • (A) 0.5
  • (B) 1
  • (C) 2
  • (D) 3

A

Admin • 833K Points
Coach

Q. Which of the following compounds contains an ester functional group?

  • (A) CH₃COOH
  • (B) CH₃COOCH₃
  • (C) CH₃CHO
  • (D) CH₃OH

A

Admin • 833K Points
Coach

Q. Which of the following is the lightest element?

  • (A) Helium
  • (B) Hydrogen
  • (C) Lithium
  • (D) Carbon

A

Admin • 833K Points
Coach

Q. The oxidation number of phosphorus in H₃PO₄ is:

  • (A) +3
  • (B) +4
  • (C) +5
  • (D) +6

A

Admin • 833K Points
Coach

Q. Which of the following is a primary alcohol?

  • (A) CH₃CH₂OH
  • (B) (CH₃)₂CHOH
  • (C) (CH₃)₃COH
  • (D) C₆H₅OH

A

Admin • 833K Points
Coach

Q. Which of the following is an amphoteric oxide?

  • (A) Na₂O
  • (B) CO₂
  • (C) Al₂O₃
  • (D) MgO

Add MCQ in this Category

If you want to share an MCQ question in this category, it's a great idea! It will be helpful for many other students using this website.

Share Your MCQ