50 questions. Choose an option and see at once whether it was right, with the correct answer and a worked solution. No timer, and nothing to submit.
0 of 50 answered
0 correct0 wrong
Answers here are not saved.Sign in to track your progress
Consider the following statements about calcium sulphate compounds.
1. Gypsum is calcium sulphate with two water molecules, CaSO4.2H2O.
2. Plaster of Paris is calcium sulphate with seven water molecules.
Which of the statements given above is/are correct?
Which one of the following pairs of common name and chemical name is correctly matched?
Which one of the following is NOT a form of calcium carbonate?
Quick lime is treated with water, and the product is then treated with carbon dioxide. Consider the following substances.
1. Slaked lime
2. Limestone
3. Quick lime
Select the correct order in which these substances appear.
How does soda ash differ from washing soda?
Milk of magnesia, used as an antacid, is chemically:
Match List-I with List-II.
| List-I (Common name) | List-II (Formula) |
|---|---|
| A. Epsom salt | 1. D2O |
| B. Common salt | 2. CaOCl2 |
| C. Bleaching powder | 3. NaCl |
| D. Heavy water | 4. MgSO4.7H2O |
Select the correct answer using the codes given below.
Consider the following statements.
1. Dry ice is solid carbon dioxide and is used as a refrigerant.
2. A suspension of slaked lime in water is called milk of lime.
Which of the statements given above is/are correct?
Water gas is also called synthesis gas or syngas. Why?
Which one of the following ores is the odd one out based on its chemical composition?
Prepare for CAT 2027 with expert-led online classes, comprehensive Quantitative Aptitude, VARC and DILR lessons, topic-wise practice questions, sectional tests, and full-length mock exams to boost your CAT percentile.
Recorded video lessons and topic-wise quizzes for CAT, XAT, SNAP and other MBA entrance exams
CAT, IPMAT, CUET, Banking, SSC & other competitive exams — master high-frequency vocabulary with exam-focused practice.
