
Kuis Kromatografi

Quiz
•
Chemistry
•
University
•
Easy
Mimi Herman
Used 1+ times
FREE Resource
30 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 3 pts
Prinsip dasar kromatografi adsorpsi adalah pemisahan berdasarkan...
Perbedaan kelarutan komponen dalam fase gerak
Distribusi solute antara dua fase cair
Interaksi adsorpsi antara solute dengan permukaan fase diam
Ukuran molekul komponen
Muatan ionik komponen
2.
MULTIPLE CHOICE QUESTION
45 sec • 3 pts
Fase diam yang umum digunakan dalam kromatografi adsorpsi adalah...
Kertas selulosa
Silika gel atau alumina
Resin penukar ion
Polimer berpori
Karbon aktif
3.
MULTIPLE CHOICE QUESTION
45 sec • 3 pts
Kromatografi partisi cair-cair menggunakan prinsip...
Partisi solute antara dua fase cair yang tidak bercampur
Adsorpsi selektif pada permukaan padatan
Pertukaran ion antara fase diam dan solute
Pemisahan berdasarkan ukuran molekul
Penguapan diferensial komponen
4.
MULTIPLE CHOICE QUESTION
45 sec • 3 pts
Contoh aplikasi kromatografi partisi adalah...
Pemurnian protein
Analisis logam berat
Pemisahan hidrokarbon
Pemurnian air laut
Analisis asam amino
5.
MULTIPLE CHOICE QUESTION
45 sec • 3 pts
Keunggulan utama HPLC dibanding kromatografi kolom konvensional adalah...
Tekanan operasi yang lebih rendah
Waktu analisis yang lebih cepat
Tidak memerlukan fase gerak
Dapat menggunakan fase diam cair
Biaya operasional lebih murah
6.
MULTIPLE CHOICE QUESTION
45 sec • 3 pts
Detektor yang paling umum digunakan dalam HPLC adalah...
Detektor konduktivitas
Detektor fluoresensi
Detektor UV-Vis
Detektor massa
Detektor nyala
7.
MULTIPLE CHOICE QUESTION
45 sec • 3 pts
Kromatografi eksklusi ukuran (SEC) memisahkan molekul berdasarkan...
Muatan listrik
Afinitas terhadap ligan spesifik
Ukuran molekul
Kelarutan dalam pelarut
Titik didih
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