Chemistry Chapter 3 : Some Analytical Techniques

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Class 11 Chemistry Chapter 3 – Basic Analytical Techniques

HSC MAHARASHTRA BOARD CLASS XI

Select the correct option

1 / 10

The stationary phase and mobile phase in TLC are_______ respectively.

solid and gas

liquid and liquid

liquid and solid

solid and liquid

2 / 10

Adsorption chromatography is a chromatographic technique based on the principle of_______

differential solubility

all of these

differential adsorption

differential extraction

3 / 10

Which technique is widely used in industry to separate components of mixture and also to purify them?

Filtration

Steam distillation

Solvent extraction

Chromatography

4 / 10

Separation of binary mixture of acetone and methyl alcohol is done by _______

fractional distillation

simple distillation

fractional crystallization

re-crystallization

5 / 10

The principle of differential adsorption is applicable for which of the following chromatographic technique?

(B) Thin layer chromatography

(D) Both (A) and (B)

(A) Column chromatography

6 / 10

In distillation of liquid, water condenser is used_______

to collect the liquid

to boil the liquid

to adsorb the liquid

to condense hot vapours of the liquid

7 / 10

Colourless components on chromatogram
CANNOT be observed by which of the following?

Using iodine chamber

Using the spraying reagent

Using infrared light

Using UV light

8 / 10

Which of the following solvents is most commonly used for the crystallization of copper sulphate?

Water

Methanol

Acetone

Ether

9 / 10

Which of the following is a type of partition chromatography?

(B) Thin layer chromatography

(A) Column chromatography

Both (B) and ©

10 / 10

The stationary phase and mobile phase in partition chromatography are_______respectively

liquid and liquid

solid and gas

solid and liquid

liquid and solid

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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.

The above quiz consists of these topics: ⇒ Correct Option

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.

The above quiz consists of these topics:
⇒ Correct Option