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Class 11 Chemistry Practice Test: Hydrogen - Water
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Avg score: 75% • Most missed: “Pure water is a good conductor.”

Water is composed of two parts hydrogen and one part oxygen, making the chemical symbol H2O. 

Water exists naturally on the planet in all three states. When the temperature of the water is below freezing (32 degrees Fahrenheit), it is a solid.

Class 11 Chemistry Practice Test: Hydrogen - Water
Time left 00:00
15 Questions

1. Do ice float on Water?
2. Compounds can undergo hydrolysis with water.
3. Urea’s dissolution is because of __________
4. Which of the following, do you think are the synthetic resins present in removal of permanent hardness?
5. The type of hardness that occurs due to the presence of bicarbonate of calcium and magnesium ions hardness is _______________
6. Water is amphoteric in nature.
7. Pure water is a good conductor.
8. Water reacts with ________________
9. Which of the following, do you think are the synthetic resins present in removal of permanent hardness?
10. Water has a maximum density at _____ degree centigrade.
11. Water reacts with ________________
12. Do ice float on Water?
13. Which of the following is a method of removing temporary hardness?
14. What is the hybridization of water?
15. Dielectric constant of water is ____________

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