This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Chemistry (Part Ii) Chapter 9 Hydrogen – Quiz 17 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Chemistry (Part Ii) Chapter 9 Hydrogen Quiz 17 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following properties of water is a result of hydrogen bonding? A) High heat capacity. B) Low surface tension. C) Low specific heat. D) Low heat of vaporizationTagsSYI-1ATopic-1.1. Show Answer Correct Answer: A) High heat capacity. 2. The element which like hydrogen is a strong reducing agent A) Pb. B) Na. C) S. D) Cl. Show Answer Correct Answer: B) Na. 3. Hydrogen is prepared in the lab in the reaction of ..... A) Zinc. B) Sulphur. C) All the above. D) None of the above. Show Answer Correct Answer: A) Zinc. 4. The H-H bond dissociation enthalpy is the ..... for a single bond between two atoms of any element. A) Highest. B) Lowest. C) Middle. D) None. Show Answer Correct Answer: A) Highest. 5. Hydrogen is the most abundent element in the world. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 6. Among NaF, NaCl, NaBr and Nal, the NaF has highest melting point because A) It has maximum ionic character. B) It has minimum ionic character. C) It has associated molecules. D) It has least molecular weight. Show Answer Correct Answer: A) It has maximum ionic character. 7. What is the wavelength for Blue? A) 656. B) 486. C) 434. D) 410. Show Answer Correct Answer: C) 434. 8. What is the significance of the quantum number 'n' in the Bohr model? A) It represents the number of protons. B) It indicates the energy level of an electron. C) It shows the number of neutrons. D) It describes the electron's charge. Show Answer Correct Answer: B) It indicates the energy level of an electron. 9. Hydrogen is present in free state in- A) Carbohydrate. B) Sun. C) Natural gas. D) Protein. Show Answer Correct Answer: B) Sun. 10. WHAT WILL HAPPEN WHEN HYDROGEN SPECTRUM PLACED IN MAGNETIC FIELD A) PALMER EFFECT. B) LYMANS EFFECT. C) ELTORO EFFECT. D) ZEEMANS EFECT. Show Answer Correct Answer: D) ZEEMANS EFECT. 11. Di-hydrogen of high purity (>99.95%) is obtained through A) Electrolysis of warm Barium Hydroxide Solution using Nickel Electrodes. B) Electrolysis of acidified water using Platinum Electrodes. C) Electrolysis of Brine Solution. D) The Reaction of Zinc with dilute HCl. Show Answer Correct Answer: A) Electrolysis of warm Barium Hydroxide Solution using Nickel Electrodes. 12. The reaction in which oxidation and reduction takes place simultaneously called A) Precipitation reaction. B) Displacement reaction. C) Combustion reaction. D) Redox reaction. Show Answer Correct Answer: D) Redox reaction. 13. Which of the following reaction represents Metal oxide + hydrogen gas A) ZnO + H2 $\rightarrow$ Zn + H2O. B) NaH + H2O $\rightarrow$ NaOH + H2. C) All the above. D) None of the above. Show Answer Correct Answer: A) ZnO + H2 $\rightarrow$ Zn + H2O. 14. Why is hydrogen placed at the top of the periodic table? A) It is a metal. B) It is a noble gas. C) It resembles both alkali metals and halogens. D) It has the highest atomic number. Show Answer Correct Answer: C) It resembles both alkali metals and halogens. 15. Which element is NOT involved in forming hydrogen bonds as mentioned in the text? A) Nitrogen. B) Oxygen. C) Fluorine. D) Carbon. Show Answer Correct Answer: D) Carbon. 16. Among CaH2, NH3, NaH and B2H6, which of the following are covalent hydrides A) NH3 and B2H6. B) NaH and CaH2. C) NaH and NH3. D) CaH2 and B2H6. Show Answer Correct Answer: A) NH3 and B2H6. 17. Hydrogen burns in oxygen to form A) Water. B) Hydrogen sulphide. C) Hydrogen. D) Nitrates. Show Answer Correct Answer: A) Water. 18. Which is the correct equation for calculating pH? A) PH = log[H$^{+}$]. B) PH =-log[H$^{+}$]. C) PH = 10$^{-[H+]}$. D) PH = In[H$^{+}$]. Show Answer Correct Answer: B) PH =-log[H$^{+}$]. 19. Hydrogen accepts one electron to form an inert gas configuration. In this it resembles A) Chalcogens. B) Halogens. C) Alkali metals. D) Alkaline earth metals. Show Answer Correct Answer: B) Halogens. 20. Haber process is used to synthesize A) Calcium hydroxide. B) Liquid nitrogen. C) Sulphur dioxide. D) None of these. Show Answer Correct Answer: D) None of these. 21. Burning of pure hydrogen A) Produces only pop sound. B) Produces water. C) Produces water with pop sound. D) Produces oxygen. Show Answer Correct Answer: B) Produces water. 22. The element which forms a diatomic molecule A) C. B) Br. C) S. D) P. Show Answer Correct Answer: B) Br. 23. Saline hydrides are known to react with water violently producing fire. Can CO$_{2}$, a well known fire extinguisher, be used in this case? A) No, because CO$_{2}$ gets oxidised by metal hydride. B) Yes, because CO$_{2}$ gets oxidised by metal hydride. C) No, because CO$_{2}$ gets reduced by metal hydride. D) Yes, because CO$_{2}$ gets reduced by metal hydride. Show Answer Correct Answer: C) No, because CO$_{2}$ gets reduced by metal hydride. 24. Atomic hydrogen is called A) Protium. B) Deutrium. C) Nascent Hydrogen. D) Tritium. Show Answer Correct Answer: C) Nascent Hydrogen. 25. Which of the hydrogen isotope is found only on the stars? A) Protium. B) Dueterium. C) Tritium. D) Ozon. Show Answer Correct Answer: C) Tritium. ← 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