This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Chemistry (Part Ii) Chapter 9 Hydrogen – Quiz 46 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Chemistry (Part Ii) Chapter 9 Hydrogen Quiz 46 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Does HF have hydrogen bonding? A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: A) Yes. 2. Select the correct order of waves on the EMS A) Radio, Micro, Infra, Visible, Ultra, X-ray, Gamma. B) Gamma, X-ray, Ultra, Vis, Infra, Micro, Radio. C) Vis, Micro, Infra, Ultra, X-ray, Gamma, Radio. D) Micro, Radio, Vis, Infra, Ultra, X-ray, Gamma. Show Answer Correct Answer: A) Radio, Micro, Infra, Visible, Ultra, X-ray, Gamma. 3. Hydrogen is prepared from coke by ..... A) Heating hydroxides. B) Reaction with metals. C) Displacement. D) Bosch process. Show Answer Correct Answer: D) Bosch process. 4. What is the primary role of hydrogen bonding in proteins? A) Hydrogen bonding provides energy for protein synthesis. B) Hydrogen bonding stabilizes the secondary structure of proteins, such as alpha helices and beta sheets. C) Hydrogen bonding is responsible for the primary structure of proteins. D) Hydrogen bonding causes proteins to denature at high temperatures. Show Answer Correct Answer: B) Hydrogen bonding stabilizes the secondary structure of proteins, such as alpha helices and beta sheets. 5. What is the wavelength for Violet? A) 656. B) 486. C) 434. D) 410. Show Answer Correct Answer: D) 410. 6. Vegetable oil turns to semi solid fats by ..... A) Metallurgy. B) Hydrogenation. C) Catenation. D) None of the above. Show Answer Correct Answer: B) Hydrogenation. 7. Ice is ..... A) Saline hydride. B) Molecular hydride. C) Interstitial hydride. D) Metallic hydride. Show Answer Correct Answer: B) Molecular hydride. 8. Does H$_{2}$S have hydrogen bonding? A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: B) No. 9. How is hydrogen obtained for use as a fuel? A) As a by-product of nuclear reactions. B) By splitting molecules. C) Through the combustion of fossil fuels. D) By direct extraction from the atmosphere. Show Answer Correct Answer: B) By splitting molecules. 10. Angle of deflection between two hydrogen in water A) A) 104.5$^{0}$. B) B) 108.4$^{0}$. C) All the above. D) None of the above. Show Answer Correct Answer: A) A) 104.5$^{0}$. 11. A radiation having a frequency of 662 nm causes the red line of Balmer series of the atomic spectrum of Hydrogen. Select the suitable energy levels of transition to form the above relevant line on the spectrum. A) N=2 to n-5. B) N=2 to n=3. C) N=3 to n=2. D) N=3 to n=4. E) N=5 to n=2. Show Answer Correct Answer: C) N=3 to n=2. 12. Which of the following statements about hydrogen bonds is true? A) They are stronger than covalent bonds. B) They can occur between any two atoms. C) They are responsible for the high surface tension of water. D) They do not affect the properties of substances. Show Answer Correct Answer: C) They are responsible for the high surface tension of water. 13. What splits the protons and electrons in this reaction? A) Hydrogen. B) Oxygen. C) Electrolyte. D) None of the above. Show Answer Correct Answer: C) Electrolyte. 14. The process of producing 'syngas' from coal is called A) Coal gasification. B) Coalification. C) Coal syngas. D) Syngasification. Show Answer Correct Answer: A) Coal gasification. 15. What's the downsize of hydrogen fuel cells in a car? A) Price of creating it. B) Lots of pollution. C) The fuel is rear. D) It's dangerous. Show Answer Correct Answer: A) Price of creating it. 16. The group having isoelectronic species is A) 1) O$^{2-}$, F$^{-}$, Na$^{+}$, Mg$^{2+}$. B) (2) O$^{-}$, F$^{-}$, Na, Mg$^{+}$. C) (3) O$^{2-}$, F$^{-}$, Na, Mg$^{2+}$. D) (4) O$^{-}$, F$^{-}$, Na$^{+}$, Mg$^{2+}$. Show Answer Correct Answer: A) 1) O$^{2-}$, F$^{-}$, Na$^{+}$, Mg$^{2+}$. 17. What is the pH of a 0.25 M solution of LiOH? A) 0.25. B) 13.4. C) 0.60. D) 12.3. Show Answer Correct Answer: B) 13.4. 18. Most of the mass of an atom is found it its ..... A) Electron cloud. B) Nucleus. C) Atomic number. D) Empty space. Show Answer Correct Answer: B) Nucleus. 19. According to the Bohr model, what determines the energy of an electron in a hydrogen atom? A) The size of the nucleus. B) The distance of the electron from the nucleus. C) The number of neutrons in the nucleus. D) The shape of the electron's orbit. Show Answer Correct Answer: B) The distance of the electron from the nucleus. 20. What is the PH range for Acidic? A) 0-14. B) 0-6. C) 7-8. D) 4-9. Show Answer Correct Answer: B) 0-6. 21. Which one is not a colloid? A) Foam. B) Gel. C) Emulsion. D) Coffee. Show Answer Correct Answer: D) Coffee. 22. If the H$_{3}$O$^{+}$ ion concentration of solution is increased ten times, its pH will: A) Increase by 10. B) Decrease by 1. C) Increase by 1. D) Decrease by 10. Show Answer Correct Answer: B) Decrease by 1. 23. Which Electrolyte is used in Polymer Electrolyte Membrane (PEM) type of Fuel Cell? A) Aqueous Potassium Hydroxide Solution. B) Perfluoro Sulfonic Acid. C) Phosphoric Acid. D) Solution of Sodium /Potassium Carbonate. Show Answer Correct Answer: B) Perfluoro Sulfonic Acid. 24. Hydrogen is used in the extraction of metals because A) It's a good reducing agent. B) It is highly combustible. C) It has low melting and boiling point. D) It's a good oxidizing agent. Show Answer Correct Answer: A) It's a good reducing agent. 25. Which one of the following is heavy water used in nuclear reactors? A) Water having a molecular weight of 18u. B) Water having a molecular weight of 20u. C) Water at 4$^\circ$C having a molecular weight of 19u. D) Water below the ice in the frozen sea. Show Answer Correct Answer: B) Water having a molecular weight of 20u. ← 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