CHEMISTRY
Prepare for your upcoming test with a comprehensive collection of Chemistry multiple-choice questions (MCQs), ranging from basic to advanced topics. These Chemistry MCQs cover various sections of the subject, providing you with valuable practice and boosting your chances of scoring well in the Chemistry portion of the test. Whether you’re a student or a job seeker preparing for exams, these MCQs will prove beneficial for your test preparation.
| Now you can submit here the latest Chemistry MCQs. SUBMIT HERE |
|---|
The Latin word formica means ant. The name formic acid is derived from this Latin word because__________?
A. this acid, in ancient times, was used to eliminate ant-hills
B. this corrosive acid is secreted by ants to drive away their enemies
C. this acid was first obtained by the distillation of ants
D. ants are attracted by the odor of this acid
Submitted by :- Jamil Ahmed
What is the structure of IF7 ?
| A) Triagonal bipyramid | B) Pentagonal bipyramid |
| C) Square pyramid | D) tetrahedral |
Submitted by :- Muhammad Nawaz
The octane number of zero is assigned to____________?
A. 2-methyl octane
B. n-heptane
C. iso-octane
D. 3-methyl octane
Submitted by :- Jamil Ahmed
The heat required to raise the temperature of body by 1 K is called___________?
A. specific heat
B. thermal capacity
C. water equivalent
D. None of the above
Submitted by :- Jamil Ahmed
Brass gets discoloured in air because of the presence of which of the following gases in air ?
| A) Hydrogen sulphide | B) Oxygen |
| C) Nitrogen | D) Carbon dioxide |
Submitted by :- Muhammad Nawaz
The most commonly used bleaching agent is_________?
The main buffer system of the human blood is____________?
A. H2CO3 – HCO3
B. H2CO3 – CO32-
C. CH3COOH – CH3COO–
D. NH2CONH2 – NH2CONH+
Submitted by :- Jamil Ahmed
A ‘breath test’ used by traffic police to check drunken driving uses ____?
| A) Turmeric on filter paper | B) Silica gel coated with silver nitrate |
| C) potassium permanganate-sulphuric acid | D) Potassium dichromatic-sulphuric acid |
Submitted by :- Muhammad Nawaz
The law which states that the amount of gas dissolved in a liquid is proportional to its partial pressure is___________?
A. Dalton’s law
B. Gay Lussac’s law
C. Henry’s law
D. Raoult’s law
Submitted by :- Jamil Ahmed