11th Class Chemistry Chapter 15 MCQ Test with Answer

Enhance your exam preparation with this 11th Class Chemistry Chapter 15 MCQ Test. This test includes all the important questions from the chapter, allowing students to practice efficiently. Each question provides an instant answer, helping you check your understanding immediately. It is designed to strengthen concepts, improve problem-solving skills, and identify weak areas before exams. Perfect for self-study or online practice, this Chapter 15 Chemistry MCQ Test saves time and makes revision more effective. Students can revise confidently, track progress, and boost performance in their 11th Class Chemistry exams with this easy-to-use MCQ test.

MCQ's Test For Basic Separation Techniques

Try The MCQ's Test For Basic Separation Techniques

  • Total Questions17

  • Time Allowed20

Basic Separation Techniques

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Question # 1

In paper chromatography amino acids can be located by 

Question # 2

Which of the following is separaed by fractional distillation 

Question # 3

An ideal solvent should be.

Question # 4

The good insolubel preceution whihc should be used for solutions that react with paper 

Question # 5

It is suspected that  hand writenlegal document has been changed by over writing some crucial figures. Which technique you wil use to check the inks used at suspected places.

Question # 6

Rf value in chromatography is;

Question # 7

After the crystals are formed, they are typically separated from the mother liquor by 

Question # 8

Paper chromatography is often used to seprate.

Question # 9

Petroleum is separatated by 

Question # 10

Distillation separates liquids based on differences in 

Question # 11

Whcih separation technique uses differenes in boiling points.

Question # 12

In apaper chromatography, paper should be dipped in solvent up to

Question # 13

Which one is NOT an edample of filtration .

Question # 14

Evaporation can be used to separate

Question # 15

In chromatography, the composeats of the mixtrue are separated based on 

Question # 16

In paper chromatography mobile phase is

Question # 17

The good insolubel precaution which should be used for solution that rect with paper

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FSc Part 1 Chemistry (New Book) Chapter 15 Important MCQ's

Sr.# Question Answer
1 The good insolubel precaution which should be used for solution that rect with paper
A. Filter paper
B. Do not filter
C. Asbestos mat
D. Cannot be answered
2 The comprative rates at which the solutes move in paper chromatography depend on 
A. Size of filter paper
B. Rf value of solutes
C. Temperature
D. Size of the chromatographic jar
3 In paper chromatography the stationlary phase is.
A. Solvent
B. Paper
C. Ink
D. Air
4 Boiling point of Ethyl Alcohol is.
A. 78 oC
B. 100 oC
C. 83 o
D. 98 oC
5 In distillation heating should be done.
A. Gently and steadily
B. Vigorously
C. Very fast
D. With high pressure
6 In water treatment plants, filtration usually follows.
A. Sedimentation 
B. Distillation 
C. Sublimaton 
D. Chromatography
7 Rf value in chromatography is;
A. Ratio of distanc emoved by solvent to sample
B. Ration of distanc emoved by sample to solvent front
C. distance moved by paper
D. Distanc emoved by baseline
8 The key differecne between simple distillation and fractional distillation is the presence of.
A. Condenser with a larer surface area
B. More powerful heat source
C. Fractionatng column
D. Vacuum pump
9 Crystallization, the crystals form due to.
A. Freezing of water
B. Cooling of a hot saturated solution 
C. Evaporation at room temperature
D. Boilng at low pressure
10 In paper chromatography amino acids can be located by 
A. Aspirin
B. Ninhydrin
C. salicylic acid
D. KMnO4

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