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 The method used to separate a given organic compound present in aqueous solution by shaking with a suitable solvent in which the compound is more soluble than water is called _________ simple distillation fractional distillation solvent extraction crystallization 3 / 10 Which of the following is most commonly used for the visualization of amino acids in chromatography? Spraying agent Ultraviolet light Sunlight X-rays 4 / 10 In paper chromatography, the mobile phase rises up the chromatography paper due to ________ differential adsorption evaporation of volatile solvent capillary action gravitational force 5 / 10 Which technique is widely used in industry to separate components of mixture and also to purify them? Filtration Solvent extraction Chromatography Steam distillation 6 / 10 Paper chromatography is based on the principle o f_______ adsorption partition volatility solubility 7 / 10 Which of the following method is used to separate different fractions of crude oil? Solvent extraction Simple distillation TLC Fractional distillation 8 / 10 The principle of differential adsorption is applicable for which of the following chromatographic technique? (A) Column chromatography (C) Paper chromatography (B) Thin layer chromatography (D) Both (A) and (B) 9 / 10 Which of the following methods can be used to separate two compounds with different solubilities in the same solvent? Crystallization Distillation Solvent extraction Fractional crystallization 10 / 10 Colourless components on chromatogram CANNOT be observed by which of the following? Using UV light Using infrared light Using iodine chamber Using the spraying reagent 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