This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Chemistry (Part Ii) Chapter 12 Organic Chemistry Basic Principles And Techniques – Quiz 19 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Chemistry (Part Ii) Chapter 12 Organic Chemistry Basic Principles And Techniques Quiz 19 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. 0 charge, reside in the nucleus A) Proton. B) Neutron. C) Electron. D) Neutrino. Show Answer Correct Answer: B) Neutron. 2. What is the IUPAC name for CH3CH2CH2OH? A) Propanol. B) Methanol. C) Ethanol. D) Butanol. Show Answer Correct Answer: A) Propanol. 3. What is the structure of methyl alcohol? A) H$_{2}$C=CH$_{2}$. B) CH$_{3}$OH. C) CH$_{3}$CH$_{2}$CH$_{2}$CH$_{3}$. D) CHCl$_{3}$. Show Answer Correct Answer: B) CH$_{3}$OH. 4. Type of reaction.CH$_{3}$COOH + NaHCO$_{3}$ $\rightarrow$CH$_{3}$COO$^{-}$Na$^{+}$ + H$_{2}$O + CO$_{2}$ A) Acid-base. B) Substitution. C) Elimination. D) Oxidation. Show Answer Correct Answer: A) Acid-base. 5. In which series of organic compounds are only alkanes: A) C2H6, C3H8, C4H10;. B) C2H2, C4H8, C6H6;. C) C10H20, C8H16, C3H6;. D) CH4, C2H4, C4H6. Show Answer Correct Answer: A) C2H6, C3H8, C4H10;. 6. On heating phenol with aniline in presence of anhydrous ZnCl2 will give A) Diphenyl amine. B) Phenyl hydrazine. C) Diazomethane. D) Benzene diazonium chloride. Show Answer Correct Answer: A) Diphenyl amine. 7. The branch of chemistry that involves the study of substances other than those classified as organic. A) Analytical Chemistry. B) Organic Chemistry. C) Inorganic Chemistry. D) Biochemistry. Show Answer Correct Answer: C) Inorganic Chemistry. 8. What is the process called when two monomers combine to form a polymer? A) Polymer bonding. B) Polymerization. C) Condensation. D) Monomerization. Show Answer Correct Answer: B) Polymerization. 9. The masses of carbon, hydrogen and oxygen in an organic compound are in the ration 6:1:8 respectively. Which of the following pairs of formulae correspond to above information? A) CH$_{2}$O and C$_{3}$H$_{6}$O. B) C$_{3}$H$_{6}$O$_{3}$ and HCHO. C) CH$_{2}$O and CH$_{3}$CHO. D) C$_{3}$H$_{6}$O and C$_{2}$H$_{6}$O$_{2}$. Show Answer Correct Answer: B) C$_{3}$H$_{6}$O$_{3}$ and HCHO. 10. Stability of alkyl carbocations can be explained by A) Both inductive and hyperconjugation effect. B) Inductive effect only. C) Electrometric effect only. D) Hyperconjugation only. Show Answer Correct Answer: A) Both inductive and hyperconjugation effect. 11. Homolytic fission results in A) Carbocations. B) Carbanions. C) Free Radicals. D) None of the above. Show Answer Correct Answer: C) Free Radicals. 12. Formation of a single product from two reactant molecules is known as A) Addition reaction. B) Substitution reaction. C) Elimination reaction. D) Oxidation reaction. Show Answer Correct Answer: A) Addition reaction. 13. Which sample has hydrogen bonding? A) H$_{2}$S. B) CH$_{4}$. C) NH$_{3}$. D) HI. Show Answer Correct Answer: C) NH$_{3}$. 14. Separation of two substances by crystallisation depends upon their differences in A) Melting points. B) Boiling points. C) Densities. D) Solubility. Show Answer Correct Answer: D) Solubility. 15. Heterolysis of carbon-chlorine bond produces A) One cation and one anion. B) Two carbocations. C) Two carbanions. D) Two free radicals. Show Answer Correct Answer: A) One cation and one anion. 16. The suffix used for alkanes A) Ane. B) Ene. C) Yne. D) All. Show Answer Correct Answer: A) Ane. 17. Esterification is an example of a ..... A) A condensation reaction. B) An addition reaction. C) A subtraction reaction. D) An evaporation reaction. Show Answer Correct Answer: A) A condensation reaction. 18. Which of the following is not grignard reagent? A) RMgI. B) RMgBr. C) RMgCl. D) RMgOH. Show Answer Correct Answer: D) RMgOH. 19. Which of the following definitions of an asymmeric reaction is the most accurate? A) A reaction that creates a new chiral centre in the product. B) A reaction that involves a chiral reagent. C) A reaction which creates a new chiral centre with selectivity for one enantiomer/diasatereoisomer over another. D) A reaction that is carried out on an asymmetric starting material. Show Answer Correct Answer: C) A reaction which creates a new chiral centre with selectivity for one enantiomer/diasatereoisomer over another. 20. Hydrogen atoms are included when counting the number of atoms in the parent chain of a molecule. A) True. B) False. C) I have no idea. D) None of the above. Show Answer Correct Answer: B) False. 21. Holds a water molecule together A) Glycongen. B) Hydrogen bond. C) Monosaccharide. D) Glucose. Show Answer Correct Answer: B) Hydrogen bond. 22. In Duma's method 0.52g of an organic compound on combustio gave 68.6ml at 27 and 756 mm pressure. What is the percentage of nitrogen in the compound? A) 16.23%. B) 12.22%. C) 15.84%. D) 14.93%. Show Answer Correct Answer: D) 14.93%. 23. What is the IUPAC name for the compound with the molecular formula $C_4H_10O$ A) Butanol. B) Butanal. C) Butanoic Acid. D) Butanone. Show Answer Correct Answer: A) Butanol. 24. Which of the following pairs are isomers? A) Butane and isobutane. B) Methane and ethane. C) Ethene and ethyne. D) Propane and propene. Show Answer Correct Answer: A) Butane and isobutane. 25. What is the general formula of the alkyne series? A) C$_{n}$H$_{n}$. B) C$_{n}$H$_{2n-2}$. C) C$_{n}$H$_{2n}$. D) C$_{n}$H$_{2n+2}$. Show Answer Correct Answer: B) C$_{n}$H$_{2n-2}$. ← PreviousNext →Related QuizzesClass 11 Chemistry (Part Ii) Chapter 12 Organic Chemistry Basic Principles And Techniques Quiz 1Class 11 Chemistry (Part Ii) Chapter 12 Organic Chemistry Basic Principles And Techniques Quiz 2Class 11 Chemistry (Part Ii) Chapter 12 Organic Chemistry Basic Principles And Techniques Quiz 3Class 11 Chemistry (Part Ii) Chapter 12 Organic Chemistry Basic Principles And Techniques Quiz 4Class 11 Chemistry (Part Ii) Chapter 12 Organic Chemistry Basic Principles And Techniques Quiz 5Class 11 Chemistry (Part Ii) Chapter 12 Organic Chemistry Basic Principles And Techniques Quiz 6Class 11 Chemistry (Part Ii) Chapter 12 Organic Chemistry Basic Principles And Techniques Quiz 7Class 11 Chemistry (Part Ii) Chapter 12 Organic Chemistry Basic Principles And Techniques Quiz 8Class 11 Chemistry (Part Ii) Chapter 12 Organic Chemistry Basic Principles And Techniques Quiz 9Class 11 Chemistry (Part Ii) Chapter 12 Organic Chemistry Basic Principles And Techniques Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books