
Pretest WORKSHOP ICP-AES 2024
Authored by Karlina Saptanti
Chemistry
University
Used 3+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Apa yang dimaksud dengan ICP-AES?
Metode untuk mengukur massa molekul
Alat untuk mendeteksi dan mengukur konsentrasi elemen dalam sampel
Alat untuk menganalisis struktur kristal
Metode untuk menentukan struktur protein
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Apa kepanjangan dari ICP AES?
Inductively Coupled Plasma - Atomic Emission Spectrometry
Ion Coupled Plasma - Atomic Emission Spectrometry
Intensively Charged Plasma - Atomic Emission Spectrometry
Intensively Coupled Plasma - Atomic Emission Spectrometer
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Apa sumber utama energi yang digunakan dalam ICP-AES untuk menghasilkan plasma?
Lampu UV
Sinar-X
Gelombang mikro
Arus listrik induktif
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Dalam ICP-AES, elemen-elemen dalam sampel diidentifikasi berdasarkan...
Massa atom
Titik lebur
Panjang gelombang emisi cahaya
Konduktivitas listrik
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Apa keuntungan utama menggunakan ICP-AES dibandingkan metode analisis lainnya?
Biaya operasional yang lebih rendah
Kemampuan untuk mendeteksi elemen dalam konsentrasi yang sangat rendah
Kemudahan penggunaan tanpa pelatihan khusus
Hasil analisis dalam waktu yang sangat singkat
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Mengapa gas argon digunakan dalam ICP-AES?
Harganya murah
Memiliki titik didih rendah
Inert dan tidak bereaksi dengan sampel
Menghasilkan warna terang dalam plasma
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Apa langkah pertama dalam proses analisis dengan ICP-AES?
Ionisasi sampel
Nebulisasi sampel
Deteksi spektral
Pemisahan sampel
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