11th Class Chemistry Quiz Ranking Competition

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Class 11th chemistry monthly quiz contest of 2025

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Time: 30 Minutes for 20 Question.

Class 11th Chemistry Quiz Contest [March 2025]

The number of attempts remaining is 1

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1. The adsorption of hydrogen by palladium is called ———–

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2. The smallest particle that can take part in chemical reactions is ————–.

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3. The major source of CO pollution is ————

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4. The gas released in the Bhopal gas tragedy was ———–

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5. Neutron was discovered by ————–

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6. Which of the following is a homogeneous mixture?

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7. Reduction never involves:

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8. Water pollution is less if BOD is

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9. The nucleus of the atom consists of ————–

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10. According to Lewis concept, an acid is:

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11. Formation of CO and CO2 illustrates the law of ————–.

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12. The most electronegative element in the periodic table is———

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13. A base according to Bronsted concept is a substance which can:

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14. Which is not a source of pollution?

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15. At 25 degrees celsius and 730 mm pressure, 380 ml of dry oxygen was collected. If the temperature is constant, what volume will oxygen occupy at 760 mm pressure?

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16. Ostwald’s dilution law is applicable to:

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17. Freons are not recommended to be used in the refrigerator because they cause

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18. A pure substance which contains only one type of atom is called ————–.

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19. The elements of group 16 are called———-

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20. The significant figures in 0.00051 are ————–.

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FAQ

Q1: When Class 11th chemistry quiz competition will start?

You can participate in Class 11th physics quiz contest 15th to last day of each month. You can check your knowledge of chapter wise physics quiz as multiple times.

Q2: Is any fee involved for this quiz

No. You can participate without any cost. Just use your google (gmail) account for verify.

Q3: When result will display for top ranker of chemistry?

Result will display on 3rd day of each month.

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Swati Kumari

I am an experienced chemistry teacher and content developer specializing in chemistry and science subjects at QuizRanker. With a Master’s degree in Chemistry from Delhi University, I bring a deep understanding of the subject and a passion for teaching. In addition to creating engaging educational content, I offer personalized one-on-one live tutoring sessions for students. I am available to support learners in 11th and 12th grade chemistry, as well as science subjects for students up to 10th grade.