This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Chemistry (Part Ii) Chapter 9 Hydrogen – Quiz 19 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Chemistry (Part Ii) Chapter 9 Hydrogen Quiz 19 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Na(HCO3)2 reacts to Ca(OH)$_{2}$ reacts to give the following precipitate A) Calcium carbonate. B) Magnesium hydroxide. C) Both. D) It does not give any precipitate. Show Answer Correct Answer: C) Both. 2. What is meant by metallic bond? A) An electrostatic force between the positively charged metal ions and sea of electrons. B) Van der Waals force between the positively charged metal ions and sea of electrons. C) An electrostatic force between the negatively charged metal ions and sea of electrons. D) An electrostatic force between the positively charged metal ions and delocalised electrons. Show Answer Correct Answer: A) An electrostatic force between the positively charged metal ions and sea of electrons. 3. What is range of Current Density available through PEM type Fuel Cell? A) 0.1 to 0.5 Amp / cm$^{2}$. B) 0.5 to 1 Amp / cm2. C) 1 to 2 Amp / cm$^{2}$. D) Above 2 Amp / cm$^{2}$. Show Answer Correct Answer: B) 0.5 to 1 Amp / cm2. 4. The positive charged electrode by which electrons enter an electrical device is known as A) Cathode. B) Anode. C) Neither. D) Both. Show Answer Correct Answer: B) Anode. 5. Carbon dioxide is removed by scrubbing with A) Sodium arsenite solution. B) Sodium sulphate solution. C) Sodium arsenic solution. D) Sodium arsate solution. Show Answer Correct Answer: A) Sodium arsenite solution. 6. What is the primary fuel used in hydrogen fuel cells? A) Hydrogen gas. B) Methane. C) Ethanol. D) Propane. Show Answer Correct Answer: A) Hydrogen gas. 7. Can you name a molecule that exhibits hydrogen bonding? A) Methane (CH4). B) Carbon Dioxide (CO2). C) Sodium Chloride (NaCl). D) Water (H2O). Show Answer Correct Answer: D) Water (H2O). 8. Dihydrogen monoxide is oxide of ..... It is ..... in nature. A) Hydrogen, basic. B) Hydrogen, neutral. C) Hydroxide, acidic. D) Hydroxide, neutral. Show Answer Correct Answer: B) Hydrogen, neutral. 9. In which year did Davy gave the name 'Hydrogen Chloride'? A) 1648. B) 1772. C) 1810. D) None of the above. Show Answer Correct Answer: C) 1810. 10. Which of the following will take the longest to evaporate? A) CH$_{3}$CH$_{2}$OH. B) CH$_{3}$OH. C) CH$_{3}$CH$_{3}$. D) None of the above. Show Answer Correct Answer: A) CH$_{3}$CH$_{2}$OH. 11. Hydrogen can't be condensed to liquid. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 12. ..... is absolute zero temperature. A) 273 K. B) -273 K. C) 273$^\circ$C. D) -273$^\circ$C. Show Answer Correct Answer: D) -273$^\circ$C. 13. Hydrogen by electrolysis and renewable energy is ..... A) Blue hydrogen. B) Green hydrogen. C) Black hydrogen. D) Grey hydrogen. Show Answer Correct Answer: B) Green hydrogen. 14. What causes the polarity in molecules like water and ammonia? A) Presence of ionic bonds. B) Asymmetry and electronegative atoms bonded to hydrogen. C) Equal sharing of electrons. D) Symmetrical distribution of electrons. Show Answer Correct Answer: B) Asymmetry and electronegative atoms bonded to hydrogen. 15. Choose the correct line spectrum formed when electron falls down from n=5 to n =3 A) 1. B) 2. C) 3. D) 4. Show Answer Correct Answer: B) 2. 16. In which property listed below hydrogen does not resemble alkali metals? A) Tendency to form cation. B) Nature of oxide. C) Combination with halogens. D) Reducing character. Show Answer Correct Answer: B) Nature of oxide. 17. What is the efficiency of a Fuel cell? A) 100. B) 80. C) 45. D) 75. Show Answer Correct Answer: A) 100. 18. In which type of Fuel Cell Ammonia can be used instead of Hydrogen? A) Alkaline Fuel Cell (AFC). B) Phosphoric Acid Fuel Cell (PAFC). C) Polymer Electrolyte Membrane (PEM). D) Molten Carbonate Fuel Cell (MCFC). Show Answer Correct Answer: A) Alkaline Fuel Cell (AFC). 19. The correct order of elements according Zn, Li, C, Ca, Al, Fe, Cu, K, Cu according to their reactivity. From more reactive element to least reactive element. A) K, Li, Ca, Al, C, Zn, Fe, Cu,. B) Fe, Zn, Li, Cu, C, Ca, Al, K. C) All the above. D) None of the above. Show Answer Correct Answer: A) K, Li, Ca, Al, C, Zn, Fe, Cu,. 20. Fill in the blank:In a hydrogen-oxygen fuel cell, the overall reaction is ..... A) 2H2 + O2 $\rightarrow$ 2H2O. B) 2H2O $\rightarrow$ 2H2 + O2. C) H2 + O2 $\rightarrow$ H2O. D) 4H+ + 4e-+ O2 $\rightarrow$ 2H2O. Show Answer Correct Answer: A) 2H2 + O2 $\rightarrow$ 2H2O. 21. How does hydrogen bonding affect the boiling point of water compared to other group 16 hydrides? A) It lowers the boiling point of water. B) It has no effect on the boiling point of water. C) It raises the boiling point of water significantly. D) It makes the boiling point of water the same as other group 16 hydrides. Show Answer Correct Answer: C) It raises the boiling point of water significantly. 22. What type of bonds hold nitrogenous bases together in DNA? A) Ionic bonds. B) Covalent bonds. C) Hydrogen bonds. D) Van der Waals forces. Show Answer Correct Answer: C) Hydrogen bonds. 23. Acid reacts with metal to produce ..... gas. A) Oxygen. B) Hydrogen. C) Carbon dioxide. D) Nitrogen. Show Answer Correct Answer: B) Hydrogen. 24. Which of these metals reacts with cold water to produce hydrogen gas? A) Iron. B) Magnesium. C) Zinc. D) Sodium. Show Answer Correct Answer: D) Sodium. 25. What is the name of the type of spectrum consisting only of specific wavelengths? A) Electromagnetic. B) Continuous. C) Line. D) Mass. Show Answer Correct Answer: C) Line. ← 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