This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Chemistry (Part Ii) Chapter 9 Hydrogen – Quiz 35 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Chemistry (Part Ii) Chapter 9 Hydrogen Quiz 35 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. H2O $\rightarrow$ H2 + O2 The given reaction represents A) Electrolysis. B) Steam reformer process. C) All the above. D) None of the above. Show Answer Correct Answer: A) Electrolysis. 2. What is the pH of a solution that has a [H+] of 2.5 x 10-5? A) 4.60. B) 5.0. C) 2.5. D) 7. Show Answer Correct Answer: A) 4.60. 3. What are the factors that can affect enzyme activity? A) Temperature, pH, substrate concentration, enzyme concentration, inhibitors or activators. B) Color of the enzyme. C) Amount of water in the environment. D) Time of day. Show Answer Correct Answer: A) Temperature, pH, substrate concentration, enzyme concentration, inhibitors or activators. 4. What is the primary source of hydrogen for fuel cells? A) Natural gas. B) Coal. C) Solar energy. D) Nuclear power. Show Answer Correct Answer: A) Natural gas. 5. Litmus paper is an indicator of acids and bases, it turns red for bases. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 6. Which is the weakest IMF? A) London Dispersion. B) Dipole-Dipole. C) Hydrogen Bonding. D) None of the above. Show Answer Correct Answer: A) London Dispersion. 7. Which of the following statements regarding hydrogen peroxide is/ are incorrect? A) As aerating agent in production of sponge rubber. B) As an antichlor. C) For restoring white colour of blackened lead painting. D) All of the above. Show Answer Correct Answer: D) All of the above. 8. Which type of bond is primarily responsible for the high boiling point of water? A) Ionic bond. B) Covalent bond. C) Hydrogen bond. D) Van der Waals forces. Show Answer Correct Answer: C) Hydrogen bond. 9. What type of bond is formed between a hydrogen atom and an electronegative atom? A) Ionic bond. B) Covalent bond. C) Van der Waals bond. D) Hydrogen bond. Show Answer Correct Answer: D) Hydrogen bond. 10. What is a major benefit of hydrogen vehicles compared to internal-combustion engine vehicles? A) More durable engines. B) No harmful emissions. C) Lower cost. D) Higher speed. Show Answer Correct Answer: B) No harmful emissions. 11. What is the definition of hydrogen bonding? A) A bond formed between two hydrogen atoms. B) An ionic bond between hydrogen and a metal. C) Hydrogen bonding is an attractive force between a hydrogen atom bonded to an electronegative atom and another electronegative atom. D) A strong covalent bond between hydrogen and oxygen. Show Answer Correct Answer: C) Hydrogen bonding is an attractive force between a hydrogen atom bonded to an electronegative atom and another electronegative atom. 12. The number of hydrogen isotopes (a) A) 2. B) A. 3. C) 0. D) 1. Show Answer Correct Answer: B) A. 3. 13. Nonpolar molecules include A) Fats only. B) Oils only. C) Both fats and oils. D) Fats, oils and waxes. Show Answer Correct Answer: D) Fats, oils and waxes. 14. Which metal is preferred for preparation of hydrogen from water? A) Silver. B) Ammonia. C) Calcium. D) Magnesium. Show Answer Correct Answer: C) Calcium. 15. Rank these in order of strength:covalent bondLondon dispersion forceshydrogen bonddipole-dipole attraction A) Dipole-dipole>covalent bond>hydrogen bond>London. B) London>dipole-diple>hydrogen bond>covalent bond. C) Covalent bond>hydrogen bond>dipole-dipole>London. D) Hydrogen bond>dipole-dipole>London>covalent bond. Show Answer Correct Answer: C) Covalent bond>hydrogen bond>dipole-dipole>London. 16. Cl2 is an example of? A) Ionic. B) Hydrogen Bonding. C) Dipole-Dipole. D) London Dispersion. Show Answer Correct Answer: D) London Dispersion. 17. Adsorbed hydrogen by Palladium is known as: A) Occluded. B) Nascent. C) Atomic. D) Heavy. Show Answer Correct Answer: A) Occluded. 18. Capillary action, which allows water to move against gravity up a narrow tube, is primarily driven by: A) Cohesion and adhesion. B) Hydrophobic interactions. C) Ionic bonding. D) Hydrogen bondingTagsSYI-1ATopic-1.1. Show Answer Correct Answer: A) Cohesion and adhesion. 19. Hydrogen peroxide solutions are sometimes marketed and sold using the term "volume." What does this term refer to? A) The mass of hydrogen peroxide. B) The volume of oxygen gas produced by the solution. C) The color of the solution. D) The price of the solution. Show Answer Correct Answer: B) The volume of oxygen gas produced by the solution. 20. Why do farmers use Nitrogen and phosphorus? A) Because the bugs need protein. B) Ionk. C) Because they are fertilizers for plants. D) Cuz of bio-indicators. Show Answer Correct Answer: C) Because they are fertilizers for plants. 21. C + steam $\rightarrow$?Guess the product A) Hydrogen + carbon. B) Hydrogen + water. C) Water gas. D) CO$_{2 }$+ H2. Show Answer Correct Answer: C) Water gas. 22. Would a strong acid have a large or small Ka? A) A strong acid would have a small Ka. B) A strong acid would have a 5.0 M Ka. C) A strong acid would have a large Ka. D) A strong acid would have a Ka of Unicorns. Show Answer Correct Answer: C) A strong acid would have a large Ka. 23. The unreacted CO in Bosch Process is removed using: A) Ammoniacal cuprous chloride. B) Water under pressure. C) Caustic potash. D) Caustic soda. Show Answer Correct Answer: A) Ammoniacal cuprous chloride. 24. What are the benefits of using hydrogen fuel cell cars? A) Low fuel cost. B) Low cost for new car. C) No air pollution. D) Many charging stations. Show Answer Correct Answer: C) No air pollution. 25. What type of reaction is electrolysis of water to make hydrogen A) Addition reaction. B) Decomposition reaction. C) Single displacement reaction. D) Double displacement reaction. Show Answer Correct Answer: B) Decomposition reaction. ← 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