This quiz works best with JavaScript enabled. Home > Cbse > Class 11 > Science > Chemistry Part Ii > Class 11 Chemistry (Part Ii) Chapter 9 Hydrogen – Quiz 18 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Chemistry (Part Ii) Chapter 9 Hydrogen Quiz 18 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Hydrogen is obtained from steam (H$_{2}$O) reforming with methane gas (CH$_{4}$). The majority of methane is sourced from fossil fuels, i.e. coal seam gas. If this hydrogen was to be used, it would be ..... A) Renewable energy. B) Non-renewable energy. C) All the above. D) None of the above. Show Answer Correct Answer: B) Non-renewable energy. 2. What is a photon? A) The rate at which a waves energy flows through a given unit of area. B) Packets of electromagnetic energy. C) The emission of electrons from a metal caused by light striking the metal. D) When radiation burst through electric waves. Show Answer Correct Answer: B) Packets of electromagnetic energy. 3. Electrolyte "Yttria Stabilized Zirconia" is used in which type of Fuel Cell. A) Polymer Electrolyte Membrane (PEM). B) Solid Oxide Fuel Cell (SOFC). C) Alkaline Fuel Cell (AFC). D) Phosphoric Acid Fuel Cell (PAFC). Show Answer Correct Answer: B) Solid Oxide Fuel Cell (SOFC). 4. What is the purpose of hydrogen bonds in DNA? A) To prevent mutations. B) To enhance transcription. C) To stabilize the double helix structure. D) To provide energy for replication. Show Answer Correct Answer: C) To stabilize the double helix structure. 5. Which alkali metal form nitride A) Rb. B) Na. C) Li. D) K. Show Answer Correct Answer: C) Li. 6. What are the main methods of hydrogen production? A) Chemical synthesis of ammonia. B) Thermal decomposition of water. C) Steam methane reforming, electrolysis, gasification, biological processes. D) Direct combustion of hydrogen. Show Answer Correct Answer: C) Steam methane reforming, electrolysis, gasification, biological processes. 7. What process involves water changing from a liquid to a gas, releasing heat? A) Condensation. B) Sublimation. C) Freezing. D) Vaporization. Show Answer Correct Answer: D) Vaporization. 8. Why is Hydrogen available in less quantity in Earth's Atmosphere? A) Due to its light nature. B) Because it is already present in Jupiter and Saturn. C) Due to heavy nature of Dueterium. D) Because Tritium is Radioactive. Show Answer Correct Answer: A) Due to its light nature. 9. Which of the following statements correctly describes hydrogen? A) It is a heavy, colorless gas. B) It turns blue litmus red. C) It burns in air with a pop sound. D) It supports combustion. Show Answer Correct Answer: C) It burns in air with a pop sound. 10. What are the Products? H2O2 > H2O + O A) H2O + O. B) H2O. C) O. D) H2O2. Show Answer Correct Answer: A) H2O + O. 11. Which section of the electromagnetic spectrum has the smallest wavelength? A) Gamma Rays. B) Radio Waves. C) Microwaves. D) Ultraviolet light. Show Answer Correct Answer: A) Gamma Rays. 12. All molecules have London dispersion forces between them, but dipole-dipole and hydrogen bonding are so much stronger that when they are present we can ignore London forces. Which of these has ONLY London dispersion forces? A) I$_{2}$. B) NH$_{3}$. C) OCl$_{2}$. D) SH$_{2}$. Show Answer Correct Answer: A) I$_{2}$. 13. Which of the following pH values indicates the highest concentration of hydronium ions in a solution? A) PH = 4. B) PH = 3. C) PH = 1. D) PH = 2. Show Answer Correct Answer: C) PH = 1. 14. Fill in the blank:The cathode reaction in a hydrogen-oxygen fuel cell is ..... A) H2 + O2 $\rightarrow$ H2O. B) 2H2O $\rightarrow$ 4H+ + O2 + 4e-. C) O2 + 4H+ + 4e-$\rightarrow$ 2H2O. D) H2 $\rightarrow$ 2H+ + 2e-. Show Answer Correct Answer: C) O2 + 4H+ + 4e-$\rightarrow$ 2H2O. 15. Anions migrate and Discharge at the anode A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 16. What is the by-product of a hydrogen fuel cell? A) Nitrogen. B) Carbon Dioxide. C) Oxygen. D) Water. Show Answer Correct Answer: D) Water. 17. When hair is wet, protein molecules in the hair structure form hydrogen bonds with ..... A) Water molecules, H$_{2}$O which also forms hydrogen bonds with protein molecules from another hair structure. B) Other protein molecules in the same hair structure. C) Other protein molecules from another hair structure. D) Water molecules, H$_{2}$O. Show Answer Correct Answer: A) Water molecules, H$_{2}$O which also forms hydrogen bonds with protein molecules from another hair structure. 18. How does the Bohr model explain the stability of the hydrogen atom? A) Electrons are stationary and do not move. B) Electrons emit radiation continuously. C) Electrons in stable orbits do not radiate energy. D) Electrons are held by gravitational forces. Show Answer Correct Answer: C) Electrons in stable orbits do not radiate energy. 19. N2 + H2 $\rightarrow$ A) NaH. B) NH3. C) All the above. D) None of the above. Show Answer Correct Answer: B) NH3. 20. An electrochemical cell that produces electricity through the redox reaction of hydrogen and oxygen is called: A) Fuel cell. B) Sickle cell. C) Prison cell. D) Plant cell. Show Answer Correct Answer: A) Fuel cell. 21. This reaction takes place in diffused sunlight: A) Formation of water. B) Formation of ammonia. C) Formation of hydrogen chloride. D) Formation of hydrogen sulphide. Show Answer Correct Answer: C) Formation of hydrogen chloride. 22. When carbon dioxide reacts with water which of the following acid is formed? A) H$_{2}$CO$_{3}$. B) H$_{2}$SO$_{3}$. C) HNO$_{3}$. D) HCl. Show Answer Correct Answer: A) H$_{2}$CO$_{3}$. 23. When electric current is passed through an ionichydride in the molten state A) Hydrogen is liberated at the cathode. B) Hydrogen is liberated at the anode. C) No reaction takes place. D) Hydride ion migrates towards cathode. Show Answer Correct Answer: B) Hydrogen is liberated at the anode. 24. What is required to make 'green' hydrogen? A) Nuclear energy. B) Coal. C) Natural gas. D) Sustainable energy. Show Answer Correct Answer: D) Sustainable energy. 25. Why can compounds that can form hydrogen bonds have higher boiling points than compounds that cannot form hydrogen bonds? A) Compounds that can form hydrogen bonds need to overcome weak Van der Waals attraction forces. B) Compounds that can form hydrogen bonds need to overcome strong hydrogen bonds. C) Compounds that can form hydrogen bonds need to overcome weak Van der Waals attraction forces and strong hydrogen bonds. D) None of the above. Show Answer Correct Answer: C) Compounds that can form hydrogen bonds need to overcome weak Van der Waals attraction forces and strong hydrogen bonds. 26. How is Hydrogen commonly bonded on Earth? A) With Carbon. B) With Oxygen. C) With Nitrogen. D) With Hydrogen. Show Answer Correct Answer: B) With Oxygen. 27. Hydrogen shows resemblance with ..... A) Carbon family. B) Alkalimetals. C) Halogens. D) All the above. E) None of the above. Show Answer Correct Answer: D) All the above. 28. The cause of permanent hardness of water is due to A) MgCO3. B) CaCl2. C) Ca(HCO3)2. D) None of the above. Show Answer Correct Answer: B) CaCl2. 29. Which method of producing hydrogen is used when extremely pure hydrogen is needed? A) Partial Oxidation. B) Coal Gasification. C) Steam reforming. D) Water Electrolysis. Show Answer Correct Answer: D) Water Electrolysis. 30. How many lines are formed when electron undergoes transition from excited state n= 7 to ground state n= 1 in Lyman Series A) 5. B) 6. C) 4. D) 7. Show Answer Correct Answer: B) 6. 31. As HCl(g) is added to water, the pH of the water solution A) Decreases. B) Increases. C) Remains the same. D) None of the above. Show Answer Correct Answer: A) Decreases. 32. A water sample is said to contain permanent hardnessif water contains A) Sulphates and chlorides of calcium and magnesium. B) Carbonates of calcium and magnesium. C) Bicarbonates of calcium and magnesium. D) Sulphates and chlorides of sodium and potassium. Show Answer Correct Answer: A) Sulphates and chlorides of calcium and magnesium. 33. What does the electrolyte do? A) Lets only positive things through. B) Lets only negative things through. C) Lets only carbon through. D) All of the above. Show Answer Correct Answer: A) Lets only positive things through. 34. What is the term used to describe the self-assembly of lipids into membranes? A) Dispersion interactions. B) Ionic bonding. C) Hydrogen bonding. D) Hydrophobic effect. Show Answer Correct Answer: D) Hydrophobic effect. 35. In a hydrogen fuel cell used to power a car, where does the oxygen come from? A) The air. B) A catalyst. C) The fuel. D) None of the above. Show Answer Correct Answer: A) The air. 36. Hydrogen gas is diatomic A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 37. What is the name of the sulfur allotrope we refer to as plastic sulfur? A) Rhombic. B) Monoclinic. C) Amorphous. D) Allotropic. Show Answer Correct Answer: C) Amorphous. 38. What was the catalyst made of in our hydrogen fuel cell? A) Electrolyte. B) Gold. C) Silver. D) None of the above. Show Answer Correct Answer: D) None of the above. 39. Dative covalent bond is found in A) Ammonium ion. B) Urea. C) Nitrogen. D) Ammonia. Show Answer Correct Answer: A) Ammonium ion. 40. What industrial applications utilize hydrogen bonding? A) Pharmaceuticals, food industry, materials science. B) Textile manufacturing. C) Automotive industry. D) Construction materials. Show Answer Correct Answer: A) Pharmaceuticals, food industry, materials science. 41. The period Hydrogen is placed in A) 3. B) 2. C) 4. D) 1. Show Answer Correct Answer: D) 1. 42. Process of using high temperatures to decompose a substance into solids, liquids and gases. A) Hydrolysis. B) Combustion. C) Pyrolysis. D) Incineration. Show Answer Correct Answer: C) Pyrolysis. 43. What percentage of hydrogen made in America is by steam reformer process A) 95 %. B) 25. C) 10. D) 80. Show Answer Correct Answer: A) 95 %. 44. What change in colour is observed CuO + H2 $\rightarrow$ Cu + H2O A) White to reddish brown. B) No change in colour. C) Black to blue. D) Black to reddish brown. Show Answer Correct Answer: D) Black to reddish brown. 45. How does a geothermal power plant convert heat to electricity? A) It uses solar panels to convert sunlight into electricity. B) It relies on wind turbines to harness energy from the atmosphere. C) It burns fossil fuels to generate steam for turbines. D) A geothermal power plant converts heat from the Earth into electricity by using steam to drive turbines connected to generators. Show Answer Correct Answer: D) A geothermal power plant converts heat from the Earth into electricity by using steam to drive turbines connected to generators. 46. What is the energy of a quantum of light with a frequency of 7.39x10$^{14}$Hz.(E=Hv) A) 2.22x10$^{-23}$. B) 2.22x10$^{23}$. C) 4.88x10$^{-19}$. D) 4.88x10$^{19}$. Show Answer Correct Answer: C) 4.88x10$^{-19}$. 47. Which ingredients will open up the cuticle, allowing access to the cortex during hair coloring? A) Acidic ingredients. B) Protein ingredients. C) Alkali ingredients. D) Neutral ingredients. Show Answer Correct Answer: C) Alkali ingredients. 48. Hydrogen bonding occurs when hydrogen is bonded to N, O, or F. Which of the following has hydrogen bonding? A) CBr$_{4}$. B) H$_{2}$S. C) NH$_{3}$. D) NO$_{2}$. Show Answer Correct Answer: C) NH$_{3}$. 49. Hydrogen is a good ..... A) Reducing agent. B) Oxidising agent. C) Element. D) Gas. Show Answer Correct Answer: A) Reducing agent. 50. Polarity can be predicted by determining the differences in A) Melting points. B) Electronegativity. C) Ionization energies. D) Valence electrons. Show Answer Correct Answer: B) Electronegativity. 51. Hydrogen Fuel cells generate electricity by combining hydrogen with oxygen. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 52. What are the advantages of using hydrogen as a fuel source? A) Limited availability. B) Advantages of using hydrogen as a fuel source include high energy density, zero emissions, versatility in production, and ease of storage and transport. C) Complex production process. D) High carbon emissions. Show Answer Correct Answer: B) Advantages of using hydrogen as a fuel source include high energy density, zero emissions, versatility in production, and ease of storage and transport. 53. When alkali metal is dissolved in liquid ammomia ..... color is produced. A) Green. B) Blue. C) Yellow. D) Red. Show Answer Correct Answer: B) Blue. 54. What is the major way in which electricity is produce in America? A) Wind. B) Solar. C) Nuclear. D) Coal. Show Answer Correct Answer: D) Coal. 55. What is the sequence to label the subshells in an atom? A) S, s, p, p, d, f, g. B) S, p, g, d, f. C) S, p, p, f, d. D) S, p, d, f, g. Show Answer Correct Answer: D) S, p, d, f, g. 56. BeH2 and MgH2 are polymeric in structure. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 57. Name one author of the paper discussed. A) Dr. Patrick Fleming. B) Dr. Wilent. C) Chase Utley. D) Dr.Seuss. Show Answer Correct Answer: A) Dr. Patrick Fleming. 58. ..... is connected to the positive terminal of the battery. A) Cathode. B) Anode. C) None. D) None of the above. Show Answer Correct Answer: B) Anode. 59. Which element is used in the laboratory preparation of hydrogen A) Copper. B) Iron. C) Zinc. D) Aluminum. Show Answer Correct Answer: C) Zinc. 60. In Clark's process ..... is added to remove ..... ions A) Lime, anions. B) Limestone, cations. C) Limestone, anions. D) Lime, cations. Show Answer Correct Answer: D) Lime, cations. ← PreviousNext →Related QuizzesScience QuizzesClass 11 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 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books