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Class 11 Chemistry: Hydrogen
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MCQs on hydrogen position in periodic table, dihydrogen, h<sub>2</sub>, dihydrogen preparation and properties, hydrides, water, hydrogen peroxide, heavy water and D<sub>2</sub>O.

Class 11 Chemistry: Hydrogen
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25 Questions

1. What is the hybridization of water?
2. The hydride gap is related to group ________
3. Water has a maximum density at _____ degree centigrade.
4. What is the problem that arises with hydrogen as a fuel?
5. Normality of hydrogen peroxide is given by 2 and what is its volume strength?
6. Which of the following mixture is known as water gas?
7. (BeH2)n is a ______________
8. What is 30% of hydrogen peroxide called?
9. Which of the following as a greatest relative atomic mass?
10. Which of the following is Radioactive?
11. What is the process of producing syngas from coal known as?
12. What can photo hydrogen obtain?
13. What is the most efficient method to get water with zero degrees hardness?
14. Which of the following is the relation between percent strength and volume strength of hydrogen peroxide?
15. What is the chemical formula of deuterosulphuric acid?
16. Urea’s dissolution is because of __________
17. Water reacts with ________________
18. What is Calgon?
19. Which of the following is a method of removing temporary hardness?
20. Which of the following is not a use of hydrogen peroxide?
21. What is a result of the reaction of heavy water with sodium?
22. What is Semi-heavy water?
23. Which of the following is not a property of dihydrogen?
24. What is the temperature required in presence of molybdenum and iron for nitrogen to combine with hydrogen?
25. Which of the following, do you think are the synthetic resins present in removal of permanent hardness?

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