Chemistry Chapter 3 : Some Analytical Techniques / Chemistry 11, Objectives / By Elite Tutors Note:→ The following Quiz helps students to learn and practice Objectives.→ Each Quiz is of 10 questions→ Quiz has timer→ Questions will appear randomly→ To practice all objectives students are supposed to take Quiz again and again. Click here to start Quiz 12345678910 0 votes, 0 avg 0 Created by Elite Tutors Class 11 Chemistry Chapter 3 – Basic Analytical Techniques HSC MAHARASHTRA BOARD CLASS XI Select the correct option 1 / 10 If a crude solid is made of mainly one substance and has some impurities then it is purified by_______ sublimation extraction distillation crystallization 2 / 10 Colourless components on chromatogram CANNOT be observed by which of the following? Using iodine chamber Using UV light Using infrared light Using the spraying reagent 3 / 10 Which of the following solvents is most commonly used for the crystallization of copper sulphate? Acetone Ether Water Methanol 4 / 10 Which of the following is most commonly used for the visualization of amino acids in chromatography? Ultraviolet light X-rays Sunlight Spraying agent 5 / 10 The stationary phase and mobile phase in TLC are_______ respectively. liquid and liquid solid and gas solid and liquid liquid and solid 6 / 10 Which of the following is a type of partition chromatography? (C) Paper chromatography (B) Thin layer chromatography Both (B) and © (A) Column chromatography 7 / 10 Paper chromatography is based on the principle o f_______ solubility volatility adsorption partition 8 / 10 Which of the following techniques is used for separation of glycerol from soap in soap industry? Fractional distillation Crystallization Filtration Distillation under reduced pressure 9 / 10 The stationary phase and mobile phase in partition chromatography are_______respectively liquid and solid solid and liquid solid and gas liquid and liquid 10 / 10 A mixture of acetone and benzene can be separated by the following method_______ fractional distillation sublimation distillation under reduced pressure simple distillation Your score is The average score is 0% LinkedIn Facebook Twitter VKontakte 0% Restart quiz Exit Send feedback The above quiz consists of these topics: ⇒ Correct Option