This quiz works best with JavaScript enabled. Home > Cbse > Class 11 > Science > Chemistry Part Ii > Class 11 Chemistry (Part Ii) Chapter 9 Hydrogen – Quiz 15 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Chemistry (Part Ii) Chapter 9 Hydrogen Quiz 15 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. 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. 2. Which metal is preferred for preparation of hydrogen from water? A) Ammonia. B) Magnesium. C) Calcium. D) Silver. Show Answer Correct Answer: C) Calcium. 3. Cl2 is an example of? A) Dipole-Dipole. B) Ionic. C) London Dispersion. D) Hydrogen Bonding. Show Answer Correct Answer: C) London Dispersion. 4. Adsorbed hydrogen by Palladium is known as: A) Heavy. B) Occluded. C) Atomic. D) Nascent. Show Answer Correct Answer: B) Occluded. 5. 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. 6. Hydrogen peroxide solutions are sometimes marketed and sold using the term "volume." What does this term refer to? A) The volume of oxygen gas produced by the solution. B) The color of the solution. C) The price of the solution. D) The mass of hydrogen peroxide. Show Answer Correct Answer: A) The volume of oxygen gas produced by the solution. 7. Why do farmers use Nitrogen and phosphorus? A) Because the bugs need protein. B) Cuz of bio-indicators. C) Because they are fertilizers for plants. D) Ionk. Show Answer Correct Answer: C) Because they are fertilizers for plants. 8. C + steam $\rightarrow$?Guess the product A) Hydrogen + water. B) Water gas. C) CO$_{2 }$+ H2. D) Hydrogen + carbon. Show Answer Correct Answer: B) Water gas. 9. 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. 10. The unreacted CO in Bosch Process is removed using: A) Caustic potash. B) Water under pressure. C) Caustic soda. D) Ammoniacal cuprous chloride. Show Answer Correct Answer: D) Ammoniacal cuprous chloride. 11. What are the benefits of using hydrogen fuel cell cars? A) No air pollution. B) Low fuel cost. C) Low cost for new car. D) Many charging stations. Show Answer Correct Answer: A) No air pollution. 12. What type of reaction is electrolysis of water to make hydrogen A) Decomposition reaction. B) Double displacement reaction. C) Addition reaction. D) Single displacement reaction. Show Answer Correct Answer: A) Decomposition reaction. 13. What is the simplest atom in the universe? A) Hydrogen. B) Nitrogen. C) Carbon. D) Helium. Show Answer Correct Answer: A) Hydrogen. 14. How does hydrogen bonding affect the boiling point of water? A) It makes the boiling point unpredictable. B) It lowers the boiling point. C) It has no effect on the boiling point. D) It raises the boiling point. Show Answer Correct Answer: D) It raises the boiling point. 15. What is the primary advantage of using hydrogen as a fuel in vehicles? A) It is abundant and renewable. B) It produces carbon emissions. C) It is cheaper than gasoline. D) It is a solid at room temperature. Show Answer Correct Answer: A) It is abundant and renewable. 16. Cryogenic liquids are substances which are in gaseous state at room temperature and pressures, whereas at low temperatures, they are in liquid states. They are extemely cold liquids with boiling point less than ..... $^{o}$C A) 150. B) 0. C) -238. D) -150. Show Answer Correct Answer: D) -150. 17. Hydrogen fuel cells produce electricity with what by product? A) Water. B) Sulfur dioxide. C) Nitrogen oxides. D) Carbon dioxide. Show Answer Correct Answer: A) Water. 18. What is the significance of hydrogen bonding in biological systems? A) Hydrogen bonding is irrelevant to protein structure. B) Hydrogen bonding is significant for the structure and function of proteins and nucleic acids in biological systems. C) Hydrogen bonding is primarily responsible for energy production. D) Hydrogen bonding only affects lipid membranes. Show Answer Correct Answer: B) Hydrogen bonding is significant for the structure and function of proteins and nucleic acids in biological systems. 19. On introducing a burning splinter, hydrogen gas ..... A) Extinguishes the flame. B) Continues to burn. C) Burns with a pop up sound. D) None of the above. Show Answer Correct Answer: C) Burns with a pop up sound. 20. Which 0.1 M solution has a pH greater than 7? A) CH3COOH. B) KOH. C) C6H12O6. D) KCl. Show Answer Correct Answer: B) KOH. 21. (CO + H2O) $\rightarrow$ (CO+H2)-Heatexplain the nature of this reaction A) Exothermic. B) Endothermic. C) All the above. D) None of the above. Show Answer Correct Answer: B) Endothermic. 22. Why is granulated zinc preferred to prepare hydrogen A) It contains an impurity called copper. B) It has no impurity. C) It has zinc as impurity. D) None. Show Answer Correct Answer: A) It contains an impurity called copper. 23. What is fed into the anode compartment of the hydrogen fuel cell? A) Oxygen gas. B) Hydrogen gas. C) Electrolyte. D) Water. Show Answer Correct Answer: B) Hydrogen gas. 24. How much Hydrogen is produced annually in USA? A) 500 billion tons. B) 9 million metric tons. C) 1 billion tons. D) 365 million metric tons. Show Answer Correct Answer: B) 9 million metric tons. 25. What is geothermal energy and how is it produced? A) Geothermal energy is heat energy generated and stored in the Earth, produced by tapping into geothermal reservoirs through wells. B) Geothermal energy is generated from wind turbines. C) Geothermal energy is derived from solar panels. D) Geothermal energy is produced by burning fossil fuels. Show Answer Correct Answer: A) Geothermal energy is heat energy generated and stored in the Earth, produced by tapping into geothermal reservoirs through wells. 26. A molecule that has a partial positive end and a partial negative end because of unequal sharing of electrons is a ..... A) Nonpolar molecule. B) Ionic compound. C) Metalic compound. D) Polar molecule. Show Answer Correct Answer: D) Polar molecule. 27. H2O2 used in rocket has the concentration: A) 50%. B) 70%. C) 30%. D) 90%. Show Answer Correct Answer: D) 90%. 28. Temporary hardness is caused by ..... A) Hydrogen carbonates. B) Chlorides. C) Sulphates. D) Hydrogen Sulphates. Show Answer Correct Answer: A) Hydrogen carbonates. 29. Any moisture present in hydrogen gas can be removed by passing through a U tube containing ..... A) Calcium hydroxide. B) Caustic potash. C) Calcium chloride. D) None of the above. Show Answer Correct Answer: C) Calcium chloride. 30. What is the primary reaction occurring at the cathode of the fuel cell? A) Oxygen is oxidized to form oxygen ions. B) Oxygen reacts with hydrogen ions and electrons to produce water. C) Hydrogen ions are reduced to form hydrogen gas. D) Water molecules are broken down into hydrogen and oxygen. Show Answer Correct Answer: B) Oxygen reacts with hydrogen ions and electrons to produce water. 31. ..... character decreases down the activity series. A) Electropositive. B) Oxidising. C) Tendency to gain electrons. D) Electronegative. Show Answer Correct Answer: A) Electropositive. 32. Hydrogen shows similarities with alkali metals and ..... A) Rare gases. B) Halogens. C) Alkali earth metals. D) None of the above. Show Answer Correct Answer: B) Halogens. 33. Mode of hybridization affects A) 's' character of a bond pair electron. B) 's' & 'p' character of a bond pair. C) None of these. D) Odd electron. Show Answer Correct Answer: B) 's' & 'p' character of a bond pair. 34. THE DISTANCE BETWEEN SUCCESIVE LINE IN THE INREASING ORDER OF FREQUENCY OF HYDROGEN SPECTRUM IS A) DECREASES. B) INCREASES. C) REMAINS SAME. D) NO LINES OBSERVED. Show Answer Correct Answer: A) DECREASES. 35. Which of the following elements make up 96% of living things. A) Water and carbon. B) Carbon, hydrogen, oxygen, sodium. C) Carbon, hydrogen, oxygen, nitrogen. D) Nitrogen, potassium, phosphate. Show Answer Correct Answer: C) Carbon, hydrogen, oxygen, nitrogen. 36. The stable allotropic form of Sulphur (below 96$^{0}$ C is) A) Rhombic. B) Monoclinic. C) All the above. D) None of the above. Show Answer Correct Answer: A) Rhombic. 37. The UK has a hydrogen infrastructure? A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 38. What can hydrogen be used to power in cars? A) Hybrid engines. B) Electric motors. C) Steam engines. D) Internal combustion engines. Show Answer Correct Answer: B) Electric motors. 39. What is the term used to describe a molecule that contains both water-loving and oil-loving parts? A) Amphiphile. B) Hydrophobe. C) Hydrophile. D) Lipid. Show Answer Correct Answer: A) Amphiphile. 40. What are Bio-indicators? A) Living things. B) The variety of living things that tells the health of the water. C) A heart condition. D) Something that helps algae grow. Show Answer Correct Answer: B) The variety of living things that tells the health of the water. 41. Our body is made up of hydrogen. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 42. What gives rise to the cohesiveness of water molecules? A) Hydrophobic interactions. B) Nonpolar covalent bonds. C) Ionic bonds. D) Hydrogen bonds. E) Both A and C. Show Answer Correct Answer: D) Hydrogen bonds. 43. Solid oxidising agent is A) Sulphur dioxide. B) Lead. C) Chlorine. D) Manganese dioxide. Show Answer Correct Answer: D) Manganese dioxide. 44. In context with the industrial preparation of hydrogen from water gas (CO+H$_{2}$), which of the followingis the correct statement? A) CO is removed by absorption in aqueous Cu$_{2}$Cl$_{2}$ solution. B) H$_{2}$ is removed through occlusion with Pd. C) CO is oxidized to CO$_{2 }$with steam in the presence of a catalyst followed by absorption of CO$_{2 }$in alkali. D) CO and H$_{2}$ are fractionally separated using differences in their densities. Show Answer Correct Answer: C) CO is oxidized to CO$_{2 }$with steam in the presence of a catalyst followed by absorption of CO$_{2 }$in alkali. 45. What is the test for the presence of hydrogen gas? A) It burns with a pop sound. B) It turns lime water milky. C) It forms a precipitate with silver nitrate. D) It turns blue litmus red. Show Answer Correct Answer: A) It burns with a pop sound. 46. What is the formula for calculating Kw? A) Kw = [H+][OH-] + [H2O2]. B) Kw = [H+][OH-] + [H2O]. C) Kw = [H+][OH-]-[H2O]. D) Kw = [H+][OH-]. Show Answer Correct Answer: D) Kw = [H+][OH-]. 47. Which one of the following is not an isotope of hydrogen? A) Ortho hydrogen. B) Deuterium. C) Tritium. D) None of these. Show Answer Correct Answer: A) Ortho hydrogen. 48. Slow to heat, slow to cool A) State of matter. B) Solubility. C) Specific heat capacity. D) Freezing/melting point. Show Answer Correct Answer: C) Specific heat capacity. 49. Which of the following are suitable conditions for preparation of hydrogen chloride gas? A) Heating NaCl and sulphuric acid at 200 degree celsius. B) Heating NaCl and conc.sulphuric acid at any temperature. C) Heating NaCl and conc.sulphuric acid at temperature above 200 degree celsius. D) Heating NaCl and conc. sulphuric acid at temperature below 200 degree celsius. Show Answer Correct Answer: D) Heating NaCl and conc. sulphuric acid at temperature below 200 degree celsius. 50. Which of the following best explains why ice floats on water? A) Ice has no hydrogen bonds, making it lighter than water. B) Hydrogen bonds in ice create a lattice structure that is less dense than liquid water. C) Ice is denser than water due to hydrogen bonding. D) Hydrogen bonding causes ice to sink in water. Show Answer Correct Answer: B) Hydrogen bonds in ice create a lattice structure that is less dense than liquid water. 51. Which metal is preferred for the preparation of hydrogen from acids? A) Copper. B) Zinc. C) Gold. D) Silver. Show Answer Correct Answer: B) Zinc. 52. What is meant by dative bond? A) A type of covalent bond where the proton pair that is shared comes from one atom only. B) A type of ionic bond where the electron pair that is shared comes from one atom only. C) A type of covalent bond where the electron pair that is shared comes from one atom only. D) A type of covalent bond where the electron pair that is transferred comes from one atom only. Show Answer Correct Answer: C) A type of covalent bond where the electron pair that is shared comes from one atom only. 53. Why does KI have a higher melting point than HI? A) Because of the dipole-dipole interactions in HI. B) London Dispersion. C) Ionization. D) Because of Hydrogen Bonding in HI. Show Answer Correct Answer: A) Because of the dipole-dipole interactions in HI. 54. Why is hydrogen peroxide always sold in opaque plastic bottles? A) To prevent light from speeding up its decomposition. B) To prevent it from freezing. C) To make it look attractive. D) To keep it cool. Show Answer Correct Answer: A) To prevent light from speeding up its decomposition. 55. Which change in pH represents a hundredfold increase in the concentration of hydronium ions in a solution? A) PH 3 to pH 1. B) PH 1 to pH 3. C) PH 2 to pH 1. D) PH1 to pH 2. Show Answer Correct Answer: A) PH 3 to pH 1. 56. Wavelength of the first line of the Balmer series is longer than the wavelength of the first line of the Lyman series. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 57. The magnetic property of ammmonia solution of alkali & alkaline earth metal is due to ..... A) Paired electrons. B) Unpaired electrons. C) Bonded electrons. D) All the above. Show Answer Correct Answer: B) Unpaired electrons. 58. Which of these compounds will have the highest boiling point? A) Cl$_{2}$. B) C$_{3}$H$_{7}$OH. C) Br$_{2}$. D) C$_{4}$H$_{10}$. Show Answer Correct Answer: B) C$_{3}$H$_{7}$OH. 59. Hydrogen is colorless and A) Combustible. B) Non combustible. C) Supports combustion. D) None of the above. Show Answer Correct Answer: A) Combustible. 60. Does H$_{2}$O have hydrogen bonding? A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: A) Yes. ← 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