Chemistry MCQs with answers Page - 22

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 • 802.91K Points
Coach

Q. Which of the following substances is added to soap to make it antiseptic?

  • (A) KMnO4
  • (B) Cl2
  • (C) Bithionol
  • (D) Iodine

A

Admin • 802.91K Points
Coach

Q. Liquid hydrocarbons are converted to low molecular weight gaseous hydrocarbons by a process known as

  • (A) cracking
  • (B) reduction
  • (C) hydrogenation
  • (D) reforming

A

Admin • 802.91K Points
Coach

Q. Consider the following statements:
1.Hallucinogen includes a wide variety of chemicals that cause metabolic stimulation and mood elevation.
2.Some stimulants are synthetic, and others are derived from certain plants.
3.Tranquilizers, valium, librium, reserpines are common mood elevators.
4.Depressants depress the action of the central nervous system – some relieve pain, other relieve anxiety and relax muscles and yet other increase drowsiness and sleep. Which of the above statements are incorrect?

  • (A) 1, 2
  • (B) 1, 2, 4
  • (C) 1 only
  • (D) 1, 2, 3

A

Admin • 802.91K Points
Coach

Q. Chocolates can be bad for health because of a high content of

  • (A) Nickle
  • (B) Cobalt
  • (C) Zinc
  • (D) Lead

A

Admin • 802.91K Points
Coach

Q. Carbon dioxide
1.Is basic in nature
2.Has no dipole moment
3.Has linear shape
4.Is a gas at STP The correct answers are:

  • (A) 1, 2 and 4
  • (B) 2, 3 and 4
  • (C) 1, 2, 3 and 4
  • (D) 1, 3 and 4

A

Admin • 802.91K Points
Coach

Q. In an atomic nucleus, neutrons and protons are held together by

  • (A) Gravitational forces
  • (B) Exchange forces
  • (C) Magnetic forces
  • (D) Coulombic forces

A

Admin • 802.91K Points
Coach

Q. The formula C6H5-CO-CH3 represents

  • (A) Acetophenone
  • (B) Acetic acid
  • (C) Acetone
  • (D) Phenyl acetate

A

Admin • 802.91K Points
Coach

Q. Which of the following does not increase when we move from left to right along a period in the periodic table?

  • (A) Oxidising Power of elements
  • (B) Electronegativity
  • (C) Non-metallic Character
  • (D) Reducing power

A

Admin • 802.91K Points
Coach

Q. Which among the following element is an essential constituent of acids?

  • (A) Nitrogen
  • (B) Hydrogen
  • (C) Oxygen
  • (D) Helium

A

Admin • 802.91K Points
Coach

Q. Identify the thermosetting plastic from the given options:

  • (A) Polythene
  • (B) Bakelite
  • (C) Polyvincychloride
  • (D) Casseine

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

Browse Categories

Click on category to learn MCQs of that category.