This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Chemistry (Part Ii) Chapter 9 Hydrogen – Quiz 27 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Chemistry (Part Ii) Chapter 9 Hydrogen Quiz 27 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is one of the challenges of the mass adoption of hydrogen ICE? A) High cost of hydrogen fuel. B) Lack of available infrastructure. C) Incompatibility with existing vehicles. D) Limited power output. Show Answer Correct Answer: A) High cost of hydrogen fuel. 2. BALMER SERIES IS BELONG TO A) Visible radiation. B) Uv radiation. C) Gamma radiation. D) All are correct. Show Answer Correct Answer: A) Visible radiation. 3. Which of the following hydrides is electron-precise hydride? A) B$_{2}$H$_{6}$. B) NH$_{3}$. C) H$_{2}$O. D) CH$_{4}$. Show Answer Correct Answer: D) CH$_{4}$. 4. Which is both oxidising as well as reducing? A) Sulphuric acid. B) Sulphur dioxide. C) Zn. D) Carbon monoxide. Show Answer Correct Answer: B) Sulphur dioxide. 5. What is the chemical symbol for Hydrogen? A) C. B) O. C) H. D) He. Show Answer Correct Answer: C) H. 6. Hydrogen is active at ordinary temperatures. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 7. A 30% sol$^{n}$ of H2O2 is marketed as ..... hydrogen peroxide A) 100 volume. B) 30 volume. C) 90 volume. D) Nahi bechta re mein hydrogen peroxide. Show Answer Correct Answer: A) 100 volume. 8. Hydrogen bonds occur when hydrogen is bonded to highly ..... atoms like nitrogen, oxygen, or fluorine. A) Electronegative. B) Electropositive. C) Tendency. D) Attraction. Show Answer Correct Answer: A) Electronegative. 9. How do hydrogen bonds influence the behavior of surfactants? A) Hydrogen bonds increase water surface tension and destabilize emulsions. B) Hydrogen bonds make surfactants less effective in reducing surface tension. C) Hydrogen bonds have no effect on surfactants' behavior in solutions. D) Hydrogen bonds help surfactants reduce water surface tension and stabilize emulsions. Show Answer Correct Answer: D) Hydrogen bonds help surfactants reduce water surface tension and stabilize emulsions. 10. Suspensions are A) Homogenous. B) Heterogenous. C) All the above. D) None of the above. Show Answer Correct Answer: B) Heterogenous. 11. How do hydrogen bonds contribute to the formation of ice? A) Hydrogen bonds prevent the formation of a solid structure in ice. B) Hydrogen bonds break down the structure of ice, making it unstable. C) Hydrogen bonds create a hexagonal lattice in ice, making it less dense than liquid water. D) Hydrogen bonds cause ice to be denser than liquid water. Show Answer Correct Answer: C) Hydrogen bonds create a hexagonal lattice in ice, making it less dense than liquid water. 12. Ammonium ion (NH$_{4}$$^{+}$) is an example for A) Covalent compound. B) Coordinate compound. C) Ionic compound. D) Metallic compound. Show Answer Correct Answer: B) Coordinate compound. 13. A gas having rotten egg smell A) Sulphur dioxide. B) Hydrogen. C) Hydrogen sulphide. D) Nitrogen dioxide. Show Answer Correct Answer: C) Hydrogen sulphide. 14. Water has a very strong hydrating tendency. This is due to ..... A) Dielectric constant. B) Low dielectric constant. C) High dielectric constant. D) Very high dielectric constant. Show Answer Correct Answer: C) High dielectric constant. 15. The boiling points of water and ammonia are 373 K and 240 K respectively. The boiling point of water is higher than that of ammonia because A) Oxygen is less electronegative than nitrogen. B) The O-H bond in H$_{2}$O is stronger than the N-H bond in NH$_{3}$. C) The hydrogen bonds between water molecules are stronger than the hydrogen bonds between ammonia molecules. D) A water molecule has a larger size than an ammonia molecule. Show Answer Correct Answer: C) The hydrogen bonds between water molecules are stronger than the hydrogen bonds between ammonia molecules. 16. Propane is a gas at room temperature, while bromine is a liquid at room temperature. Which statement correctly explains these observations? A) Bromine has weaker intermolecular forces than propane does. B) Bromine has greater molecular polarity than propane does. C) Bromine has weaker molecular polarity than propane does. D) Bromine has stronger intermolecular forces than propane does. Show Answer Correct Answer: D) Bromine has stronger intermolecular forces than propane does. 17. Zinc hydroxide is ..... in nature A) Neutral. B) Amphoteric. C) Acidic. D) None of the above. Show Answer Correct Answer: B) Amphoteric. 18. Name the fuel cell which uses methanol as the fuel. A) PAFC. B) DMFC. C) AFC. D) None of the above. Show Answer Correct Answer: B) DMFC. 19. Iron reacting with water to produce Hydrogen gas-explain the condition required. A) Iron+ cold water. B) Iron + boiling water. C) Red hot Iron+ Steam. D) Red hot Iron+ cold water. Show Answer Correct Answer: C) Red hot Iron+ Steam. 20. A metal that react reversibly with steam A) Na. B) Fe. C) Zn. D) Mg. Show Answer Correct Answer: B) Fe. 21. How does the Bohr model account for the line spectrum of hydrogen? A) By assuming electrons can have any energy. B) By assuming electrons emit light only when they collide. C) By assuming electrons can only occupy certain energy levels. D) By assuming electrons are always in the ground state. Show Answer Correct Answer: C) By assuming electrons can only occupy certain energy levels. 22. Maximum number of hydrogen bonding in water is A) 1. B) 2. C) 3. D) 4. Show Answer Correct Answer: D) 4. 23. The hybridization of oxygen atom in H2O2 is: A) Sp3d. B) Sp. C) Sp2. D) Sp3. Show Answer Correct Answer: D) Sp3. 24. The rows (down) of the periodic table are called A) Periods. B) Groups. C) All the above. D) None of the above. Show Answer Correct Answer: A) Periods. 25. What instruments were used in this research paper? A) Gas Chromatography. B) Mass Spectrometry. C) X-ray crystallography and Calorimetry. D) SDS-PAGE. Show Answer Correct Answer: C) X-ray crystallography and Calorimetry. ← PreviousNext →Related QuizzesClass 11 Chemistry (Part Ii) Chapter 9 Hydrogen Quiz 1Class 11 Chemistry (Part Ii) Chapter 9 Hydrogen Quiz 2Class 11 Chemistry (Part Ii) Chapter 9 Hydrogen Quiz 3Class 11 Chemistry (Part Ii) Chapter 9 Hydrogen Quiz 4Class 11 Chemistry (Part Ii) Chapter 9 Hydrogen Quiz 5Class 11 Chemistry (Part Ii) Chapter 9 Hydrogen Quiz 6Class 11 Chemistry (Part Ii) Chapter 9 Hydrogen Quiz 7Class 11 Chemistry (Part Ii) Chapter 9 Hydrogen Quiz 8Class 11 Chemistry (Part Ii) Chapter 9 Hydrogen Quiz 9Class 11 Chemistry (Part Ii) Chapter 9 Hydrogen Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books