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:
1. Oxides of metals are generally basic, while oxides of non-metals are generally acidic.
2. Lead and mercury are the best conductors of heat among metals.
3. The Iron Pillar near the Qutub Minar in Delhi is very old but has still not rusted.
Which of the statements given above is/are correct?
Match List-I with List-II:
| List-I (Alloy) | List-II (Composition) |
|---|---|
| A. Brass | 1. Lead and tin |
| B. Bronze | 2. Copper and zinc |
| C. Solder | 3. Contains mercury |
| D. Amalgam | 4. Copper and tin |
Select the correct answer using the codes given below.
Arrange the following metals in decreasing order of reactivity (most reactive first):
1. Iron
2. Calcium
3. Silver
4. Aluminium
Select the correct order using the codes given below.
Match List-I with List-II:
| List-I (Process) | List-II (Description) |
|---|---|
| A. Roasting | 1. Iron(III) oxide with aluminium, used to join railway tracks |
| B. Calcination | 2. Carbonate ore heated in limited air |
| C. Thermit reaction | 3. Purifying metals such as copper and zinc |
| D. Electrolytic refining | 4. Sulphide ore heated in excess air |
Select the correct answer using the codes given below.
Consider the following statements:
1. Aluminium oxide and zinc oxide react with both acids and bases.
2. Gold and silver are so unreactive that they occur in nature in the free state.
3. Sodium and potassium are stored in water to stop them catching fire in air.
Which of the statements given above is/are correct?
Consider the following statements:
1. 24 carat gold is preferred for jewellery because it is very hard.
2. 22 carat gold contains 22 parts gold and 2 parts copper or silver.
3. Galvanisation protects iron by coating it with a thin layer of zinc.
Which of the statements given above is/are correct?
Match List-I with List-II:
| List-I (Substance) | List-II (Distinctive property) |
|---|---|
| A. Mercury | 1. Lustrous non-metal |
| B. Diamond | 2. Melts on the palm |
| C. Iodine | 3. Liquid metal at room temperature |
| D. Caesium | 4. Hardest natural substance |
Select the correct answer using the codes given below.
Consider the following statements about metals and non-metals:
1. Lead and mercury are comparatively poor conductors of heat.
2. Oxides of non-metals are generally basic in nature.
3. A ductile metal is one that can be drawn into wires.
Which of the statements given above is/are correct?
Match List-I with List-II:
| List-I (Term) | List-II (Meaning) |
|---|---|
| A. Malleability | 1. Can be drawn into thin wires |
| B. Ductility | 2. Can be beaten into thin sheets |
| C. Lustre | 3. Mineral from which a metal is obtained profitably |
| D. Ore | 4. Shine on the surface |
Select the correct answer using the codes given below.
Consider the following metals:
1. Lead
2. Magnesium
3. Mercury
4. Zinc
Select the correct order of these metals in decreasing reactivity.
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.
