General Science – Chemistry GK MCQ Quiz for Exam Preparation
General Science – Chemistry GK MCQ quiz for APSC, SSC, UPSC, and other competitive exams. This quiz covers important chemistry topics to help enhance your knowledge and prepare effectively for your exams.
General Science- Chemistry Quiz with MCQ
1. What is the chemical symbol for Gold?
a) Ag
b) Gd
c) Au
d) Ge
2. What is the atomic number of carbon?
a) 6
b) 12
c) 8
d) 4
3. Which gas is known as “Laughing Gas”?
a) Carbon dioxide
b) Nitrous oxide
c) Nitrogen
d) Oxygen
4. What is the pH of pure water at 25°C?
a) 5
b) 6
c) 7
d) 8
5. Which of the following is not an allotrope of carbon?
a) Diamond
b) Graphite
c) Fullerene
d) Sapphire
6. Which element is commonly used in batteries?
a) Lead
b) Zinc
c) Lithium
d) Iron
7. What is the formula for methane?
a) CH3
b) CH4
c) C2H6
d) C3H8
8. Which acid is found in vinegar?
a) Citric acid
b) Acetic acid
c) Lactic acid
d) Tartaric acid
9. What is the most abundant gas in Earth’s atmosphere?
a) Oxygen
b) Carbon dioxide
c) Nitrogen
d) Hydrogen
10. Which element has the highest melting point?
a) Iron
b) Tungsten
c) Gold
d) Platinum
11. What type of bond involves the sharing of electrons?
a) Ionic bond
b) Covalent bond
c) Hydrogen bond
d) Metallic bond
12. Which of the following is a noble gas?
a) Oxygen
b) Chlorine
c) Helium
d) Hydrogen
13. What is the primary component of natural gas?
a) Methane
b) Ethane
c) Propane
d) Butane
14. Which metal is the best conductor of electricity?
a) Iron
b) Silver
c) Aluminum
d) Copper
15. Which acid is commonly found in the stomach?
a) Acetic acid
b) Hydrochloric acid
c) Sulfuric acid
d) Nitric acid
16. Which of these is a halogen?
a) Sodium
b) Magnesium
c) Fluorine
d) Neon
17. What is the common name for sodium bicarbonate?
a) Baking soda
b) Washing soda
c) Caustic soda
d) Vinegar
18. What is the hardest natural substance?
a) Diamond
b) Iron
c) Quartz
d) Gold
19. What element is used in the process of galvanization?
a) Zinc
b) Copper
c) Aluminum
d) Lead
20. Which metal is liquid at room temperature?
a) Mercury
b) Lead
c) Silver
d) Gold
21. What is the main component of limestone?
a) Calcium oxide
b) Calcium carbonate
c) Magnesium oxide
d) Sodium bicarbonate
22. Which element has the highest atomic number?
a) Uranium
b) Plutonium
c) Oganesson
d) Curium
23. Which acid is also known as “Oil of Vitriol”?
a) Hydrochloric acid
b) Sulfuric acid
c) Acetic acid
d) Nitric acid
24. What is the chemical formula for rust?
a) FeO
b) Fe2O3
c) Fe3O4
d) FeCO3
25. Which substance is used to make glass?
a) Limestone
b) Silica
c) Salt
d) Lead
26. Which gas is known as the “Greenhouse Gas”?
a) Oxygen
b) Nitrogen
c) Carbon dioxide
d) Helium
27. What is the chemical symbol for potassium?
a) P
b) K
c) Pt
d) Po
28. Who is known as the “Father of Modern Chemistry”?
a) Albert Einstein
b) Dmitri Mendeleev
c) Antoine Lavoisier
d) Marie Curie
29. Which compound is known as “Quicklime”?
a) Calcium carbonate
b) Calcium sulfate
c) Calcium oxide
d) Calcium hydroxide
30. What color does copper sulfate turn in the presence of water?
a) Blue
b) Green
c) Yellow
d) Red