1. Home
  2. Test papers

MCQ on Gas chromatography: Page-1

Which of the following is not a carrier gas in Gas Chromatography?
Helium

(A) P

(B) Q

(C) R

(D) S

The injector used for injection of very dilute samples in capillary column is

(A) Direct vaporization

(B) Split mode

(C) Split less mode

(D) All of the above

The technique used for broad boiling range analytes is
Head space analysis

(A) S

(B) R

(C) Q

(D) P

The purpose of the injector in GC is

(A) To inject the sample

(B) To vaporize the sample

(C) To mix the sample with carrier gas

(D) All of the above

Which of the following detector in Gas Chromatography works based on the change in the thermal conductivity.
Flame Ionisation Detector

(A) Flame Ionisation Detector

(B)Electron capture

(C) Atomic absorption detector

(D) Katharometer