Chemistry MCQs Questions with Answers Test. Basic chemistry quiz online test. The following chemistry multiple choice questions and answers are from basics of chemistry, inorganic chemistry, organic chemistry, and general knowledge of the chemistry subject. Link to Chemistry MCQs (PDF) is given below.
Q. Which from the following is NOT true about Helium gas?
The answer is: (D) Toxic ☑
Q. When gas is ionized, ________ forms.
The answer is: (C) Plasma ☑
Q. The chemical name of chalk is
(A) Sodium nitrate
(B) Zinc sulfate
(C) Sulphuric acid
(D) Calcium carbonate
The answer is: (D) Calcium carbonate ☑
Q. Each day human body breathe in _______ liters of air.
(A) 5,000 to 10,000
(B) 10,000 to 15,000
(C) 15,000 to 20,000
(D) 20,000 to 25,000
The answer is: (C) 15,000 to 20,000 ☑
Q. The most abundant element in the universe is
(C) Carbon dioxide
The answer is: (A) Hydrogen ☑
Q. The substance which increases the rate of chemical reaction is
The answer is: (B) Catalyst ☑
Q. The average human body contains about _______ gram of Sodium Chloride.
The answer is: (D) 250 ☑
Q. pH is an abbreviation for?
(A) Power of Hydrogen
(B) Possibility of Hydrogen
(C) Population of Hydrogen
(D) Position of Hydrogen
The answer is: (A) Power of Hydrogen ☑
Chemistry MCQs (PDF)
Download the Chemistry Multiple Choice Questions (MCQs) in PDF from this page.