Search Header Logo

TLC and HPLC

Authored by K. Siva

Science, Biology, Physics, Chemistry

University

Used 1+ times

TLC and HPLC
AI

AI Actions

Add similar questions

Adjust reading levels

Convert to real-world scenario

Translate activity

More...

    Content View

    Student View

24 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What is HPLC?

A technique to separate components based on pH

A technique to separate components based on polarity

A technique to separate components based on liquidity

A technique to separate components based on temperatue

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the function of degasser?

To add gas into the system of HPLC

To prevent gas into the system of HPLC

To change liquid into gas

To change gas into liquid

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which substance is used in normal phased HPLC?

stationary phase: high polar

mobile phase: low polar

Stationary phase: high polar

Mobile phase: high polar

Stationary phase: low polar

Mobile phase: low polar

Stationary phase: low polar

Mobile phase: high polar

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Solid phase extraction is used to ...

purify the samples from unwanted components

purify the solvents from unwanted components

purify the samples using low elution strength

purify the samples using high elution strength

5.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Water / methanol is used as a mobile phase in ...

Normal phase of HPLC

Reverse phase of HPLC

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What happens to the given substance under reverse phase conditions when the pH of the mobile phase is raised?

Retention time doesn't change

Retention time will increase

Retention time will decrease

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the most commonly used stationary phase in reversed phase chromatography?

C18

Silicagel

C8

Carbon

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Classlink

Continue with Classlink

Clever

Continue with Clever

or continue with

Microsoft

Microsoft

Apple

Apple

Others

Others

Already have an account?