Pre-test Identifikasi golongan Alkaloid
Authored by DINI AFRILIZA
Chemistry
University
Used 4+ times
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 20 pts
Di bawah ini manakah rumus molekul dari kofein
C8H11NO3.HCl
C8H9NO2
C8H10N4O2
C8HF15O2
2.
MULTIPLE CHOICE QUESTION
30 sec • 20 pts
Pada uji pendahuluan unsur S, menunjukkan positif bila larutan berwarna ungu dengan pereaksi...
Timbal asetat
Natrium nitroprussid
Perak nitrat
Asam nitrit
3.
MULTIPLE CHOICE QUESTION
30 sec • 20 pts
Pada uji golongan menunjukkan terbentuknya endapan kuning dengan pereaksi
Fehling
Molisch
Bouchardat
Mayer
4.
MULTIPLE CHOICE QUESTION
30 sec • 20 pts
Sampel praktikum kali ini adalah
Vit B1
Vit B3
Vit B9
Vit B12
5.
MULTIPLE CHOICE QUESTION
30 sec • 20 pts
Positif alkaloid dengan pereaksi Bouchardat apabila menunjukkan...
Endapan kuning
Endapan agak kecokelatan
Endapan putih
Endapan hitam kecokelatan
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