Chemistry is an important part of the General Science section in competitive exams like SSC CGL, SSC CHSL, and Railway exams. Usually, around 4–5 questions are asked from this subject, and with a basic understanding, aspirants can score well. In this blog, we’ve included real exam-like Chemistry questions from previous SSC CGL exams to help you with your preparation.
Download SSC CGL Chemistry Questions
You can download the SSC CGL Chemistry Questions PDF from the link given below. The PDF includes important Chemistry questions with answers for effective practice and quick revision. These questions are highly useful for SSC, Railways, and other competitive exams. Download the free PDF and strengthen your preparation anytime, anywhere.
Practice SSC CGL Chemistry Questions Live
Here you will find important Chemistry questions based on SSC CGL and other government exam trends. These questions will help you revise key topics like chemical reactions, acids & bases, metals & non-metals, organic chemistry, and environmental chemistry for upcoming exams.
Q1. Which of the following is widely used as a refrigerant in industrial refrigeration systems?
Q2. Which of the following is responsible for the depletion of the ozone layer?
Q3. Which of the following is an example of a greenhouse gas?
Q4. What is the chemical name of Plaster of Paris?
Q5. Which compound is added to LPG to detect leakage by smell?
Q6. Which method can remove temporary hardness of water?
Q7. Which metal is used in making thermometers?
Q8. The rusting of iron is an example of:
Q9. What is formed when an acid reacts with a base?
Q10. Which of the following is used in fire extinguishers?
Q11. Which gas has a pungent smell and turns moist red litmus paper blue?
Q12. Which of the following is a synthetic indicator?
Q13. Which metal is used for galvanisation?
Q14. Which acid is commonly present in vinegar and also helps preserve pickles?
Q15. Which gas is known as laughing gas?
Quiz Summary
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Common mistakes aspirants make in Chemistry Questions in SSC CGL Exam
Many SSC CGL aspirants lose marks in the Chemistry section due to small yet avoidable mistakes. Here’s what commonly goes wrong:
- Confusing similar-sounding chemical names (like Sodium carbonate vs. Sodium bicarbonate)
- Ignoring basic properties (like acidic vs. basic nature)
- Not revising formulas and common compounds regularly
- Guessing without proper logic, especially in questions based on common salt, acids, bases, or metals
- Skipping NCERT-level topics, assuming they’re too basic (but most questions are from these only)
Tips and Tricks to Solve Chemistry Questions in SSC CGL Exam
Chemistry in SSC CGL is mostly theory-based and fact-oriented. A few smart strategies can help you score better with less effort:
- Revise NCERTs from Class 6 to 10: Most questions are based on basic school-level concepts.
- Make short notes: Create flashcards or quick notes for chemical names, formulas, and common reactions.
- Remember common names and chemical names: Like baking soda (Sodium bicarbonate), common salt (Sodium chloride), etc.
- Focus on factual areas: Study acids, bases, salts, alloys, daily-use chemicals, fertilizers, and polymers.
- Use mnemonics: Make memory tricks for periodic table elements, common acids, and important metals.
- Don’t overcomplicate: Most questions are direct. Stick to the basic definitions and applications.
- Attempt mocks and previous year papers: You’ll know what kind of chemistry questions SSC actually asks.
- Revise chemical properties and their uses: For example, Hydrogen Peroxide in mouthwash, Caustic Potash as Potassium Hydroxide.
FAQs
Ans. Around 4–5 Chemistry questions are asked in Tier 1.
Ans. Most questions are based on NCERT Class 6 to 10 concepts.
Ans. Focus on acids, bases, salts, metals, alloys, and common compounds.
Ans. NCERTs up to Class 10 and previous year question papers are most useful.
Ans. Revise short notes, attempt mocks, and focus on factual questions.
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