This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Chemistry (Part Ii) Chapter 12 Organic Chemistry Basic Principles And Techniques – Quiz 4 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Chemistry (Part Ii) Chapter 12 Organic Chemistry Basic Principles And Techniques Quiz 4 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A mixture of water and ethanol is ..... azeotrope A) Minimum boiling. B) Maximum boiling. C) Normal. D) None of the above. Show Answer Correct Answer: A) Minimum boiling. 2. What are the 2 classes of matter? A) Atom and Molecule. B) Element and Compound. C) Plant and Animal Cells. D) Substance and Mixture. Show Answer Correct Answer: D) Substance and Mixture. 3. The branch of chemistry that studies carbon-containing substances A) Analytical Chemistry. B) Organic Chemistry. C) Inorganic Chemistry. D) Biochemistry. Show Answer Correct Answer: B) Organic Chemistry. 4. Fluoroalkane is obtained from which of the following reaction? A) Finkelstein. B) Swartz. C) Sandmeyers. D) Dow. Show Answer Correct Answer: B) Swartz. 5. Starch and cellulose are ..... found in plants. A) Lipids. B) Monosaccharides. C) Polysaccharides. D) Monomers. Show Answer Correct Answer: C) Polysaccharides. 6. Which of the following statements is wrong about alkanes? A) They are all saturated hydrocarbons. B) They can undergo addition as well as substitution reaction. C) They are almost non polar in nature. D) On complete combustion give out carbon dioxide and water. Show Answer Correct Answer: B) They can undergo addition as well as substitution reaction. 7. -1 charge, reside in orbitals (shells) outside of the nucleus A) Proton. B) Neutron. C) Electron. D) Neutrino. Show Answer Correct Answer: C) Electron. 8. Which of the following is the best reagent to distinguish between ethylene and acetylene? Reagent P:Bromine water; Reagent Q:Ammoniacal silver nitrate solution; Reagent R:Potassium permanganate solution. A) Only P. B) Only Q. C) Both P and Q. D) Both Q and R. Show Answer Correct Answer: B) Only Q. 9. What is the name of the double bonded compounds, which are unsaturated? A) Alkanes,. B) Alkenes. C) Alkynes. D) Alkones. Show Answer Correct Answer: B) Alkenes. 10. A fossil fuel with 80 carbons must be a: A) A) gas. B) B) liquid. C) C) solid. D) None of the above. Show Answer Correct Answer: C) C) solid. 11. The conversion of butanoic acid into butan-1-ol is an example of A) Elimination. B) Substitution. C) Oxidation. D) Reduction. Show Answer Correct Answer: D) Reduction. 12. In which series of organic compounds are only hydrocarbons: A) C2H6, C4H8, C2H5OH;. B) CH3COOH, C6H6, CH3COH;. C) C2H2, C3H8, C17H36;. D) C6H5NO2, CH2Cl2, C3H7NH2. Show Answer Correct Answer: C) C2H2, C3H8, C17H36;. 13. An example of condensation polymer A) Polythene. B) PVC. C) Polypropene. D) Bakelite. Show Answer Correct Answer: D) Bakelite. 14. The suffix used for the ethers A) Al. B) Ol. C) One. D) Oxy. Show Answer Correct Answer: D) Oxy. 15. What is the general formula for alkanes in organic chemistry? A) $C_nH_{2n+2}$. B) $C_nH_{2n}$. C) $C_nH_{2n-2}$. D) $C_nH_{2n+1}$. Show Answer Correct Answer: A) $C_nH_{2n+2}$. 16. Is a main kind of organic compound, this compounds served many task in the human body some are, production of new compounds, breaking down compounds, give structure and replication of dna. A) Nucleic Acids. B) Lipids. C) Proteins. D) Carbohydrates. Show Answer Correct Answer: C) Proteins. 17. Which of the following is the definition of chirality? A) The superimposability of an object on its mirror image. B) A molecule with a mirror image. C) The non-superimposability an object on its mirror image. D) A molecule that has a carbon atom with four different substituents. Show Answer Correct Answer: C) The non-superimposability an object on its mirror image. 18. Point out the incorrect statement about resonance. A) In resonance structures, the constituent atoms must be in the same position. B) Resonance structures should differ only in the location of electrons around the constituent atoms. C) Resonance structures should have equal energy. D) In resonance structures, there should not be same number of electron pairs. Show Answer Correct Answer: B) Resonance structures should differ only in the location of electrons around the constituent atoms. 19. What is the general formula of alkynes? A) CnH2n-2. B) CnH2n. C) CnH2n+2. D) CnH2n-2 n>3. E) R-OH. Show Answer Correct Answer: A) CnH2n-2. 20. How many inorganic materials do we have approx? A) 1000. B) 10000. C) 100000. D) 10000000. Show Answer Correct Answer: C) 100000. 21. The fragrance of flowers is due to the presence of some steam volatile organic compounds called essential oils. These are generally insoluble in water at room temperature but are miscible with water vapour in vapour phase. A suitable method for the extraction of oils from the flower is A) Distillation. B) Distillation under reduced pressure. C) Steam distillation. D) Crystallization. Show Answer Correct Answer: C) Steam distillation. 22. Which element is organic chemsitry about? A) Boron. B) Sodium. C) Carbon. D) Sulphur. Show Answer Correct Answer: C) Carbon. 23. Nicotine-water system is having ..... type of critical solution temperature type A) Upper. B) Lower. C) Both. D) Neither upper nor lower. Show Answer Correct Answer: C) Both. 24. In which organic reaction does a chlorine atom replace a hydrogen atom in a methane molecule? A) Substitution. B) Addition. C) Condensation. D) Polymerization. Show Answer Correct Answer: A) Substitution. 25. All of these functional groups shown a strong peak at region 1800 to 1650 cm-1 with a very strong band at 1715 cm-1 except A) Ketone. B) Aldehyde. C) Carboxylic acid. D) Alcohol. Show Answer Correct Answer: D) Alcohol. ← 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 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 10Class 11 Chemistry (Part Ii) Chapter 12 Organic Chemistry Basic Principles And Techniques Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books