uji kualitatif karbohidrat dan reagen

Quiz
•
Chemistry
•
12th Grade
•
Hard
Dewi Ariyani
Used 110+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Uji kualitatif karbohidrat dengan metode molisch, berdasarkan reaksi hidrolisis penambahan asam sulfat pekat yang membentuk senyawa kompleks berwarna...
Merah
Biru
Biru kehijauan
Ungu kemerahan
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kandungan amilosa dalam bahan pangan dapat ditentukan dengan menghasilkan kompleks berwarna biru dengan senayawa...
Iodine
Metilen blue
Penolpthalen
Fehling A dan B
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Suatu senyawa organik larut dalam air, dengan pereaksi molisch memberikan warna ungu, dengan fehling tidak menghasilkan endapan merah bata, dengan seliwanoff menghasilkan warna merah marun senyawa tersebut adalah.. (UN 1819)
Glukosa
Pati
Sukrosa
Fruktosa
Selulosa
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Pereaksi dengan komposisi asam asetat dan tembaga asetat adalah komponen pereaksi.. (UN1819)
Benedict
Barfoed
Fehling
Molisch
Seliwanoff
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Pereaksi dengan komposisi larutan AgNO3 10%, larutan NaOH 10% dan ammonia pekat adalah pereaksi... (UN 1819)
Benedict
Tollens
Fehling
Molisch
Seliwanoff
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Reagent Luff Schoorl yang digunakan untuk menentukan kadar karbohidrat terbuat dari ...
CuSO4, Na2CO3 dan asam sitrat
CuSO4, Na2CO3 dan asam tartat
CuSO4, K2CO3 dan asam sitrat
CuCO3, Na2SO4 dan asam sitrat
CuCO3, Na2SO4 dan asam tartat
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Pereaksi dengan komposisi garam kupri sulfat, natrium sitrat, Natrium karbonat adalah pereaksi ...
Benedict
Barfoed
Fehlings
Molisch
Seliwanoff
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