QUIZ KOLOM 13.4
Authored by Tubagus Singgih
Chemistry
12th Grade
Used 4+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Fungsi utama kolom pada kromatografi gas adalah…
Mengatur suhu oven
Memisahkan komponen campuran
Menghasilkan gas pembawa
Mengukur volume injeksi
Mengatur aliran detektor
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kolom kromatografi gas yang berisi partikel padat berlapis fase diam cair disebut…
a. Capillary column
b. Packed column
c. Open tubular column
d. Split column
e. Coated column
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Keuntungan utama capillary column dibandingkan packed column adalah…
a. Kapasitas sampel lebih besar
b. Resolusi lebih tinggi
c. Lebih murah
d. Lebih tahan tekanan tinggi
e. Tidak memerlukan gas pembawa
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jenis kolom GC yang memiliki dinding bagian dalam dilapisi fase diam tipis dan berongga disebut…
a. WCOT (Wall-Coated Open Tubular)
b. SCOT (Support-Coated Open Tubular)
c. Packed column
d. PLOT (Porous Layer Open Tubular)
e. Monolithic column
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kolom tipe SCOT memiliki…
Kolom tipe SCOT memiliki…
a. Dinding dilapisi fase diam langsung
b. Lapisan pendukung padat di dinding yang dilapisi fase diam
c. Rongga penuh partikel besar
d. Lapisan logam tipis
e. Lapisan pori mikro
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kolom GC biasanya dipasang di dalam…
a. Detektor
b. Injektor
c. Oven kromatografi
d. Regulator tekanan
e. Sistem vakum
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Packed column biasanya digunakan untuk…
a. Analisis trace volatile organics
b. Analisis senyawa berat atau gas permanen
c. Pemisahan protein
d. Pemisahan biomolekul larut air
e. Analisis larutan ionik
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