ayer
Quiz
•
Chemistry
•
1st Grade - University
•
Practice Problem
•
Hard
Wan Mahirah
Used 4+ times
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30 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Berikut adalah BUKAN mengenai kelebihan kaedah titrasi yang digunakan dalam kawalan mutu produk farmaseutikal
Prosedur yang stabil
Keputusan yang boleh dipercayai
Tindak balas kimia yang terperinci
Tidak memerlukan kos yang tinggi
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Kaedah titrasi asid-bes perlu dihentikan serta merta apabila
Mencapai titik akhir (End point)
Berlakunya titik kesetaraan (Equivalence point)
Keseimbangan isipadu larutan piawai dan analit
pH larutan yang mengandungi sampel menjadi pH 7
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Apakah jenis pentitratan yang sesuai dijalankan untuk mengetahui kandungan ubat Aspirin 300mg
pentitratan berbalik (back titration)
pentitratan secara terus (direct titration)
pentitratan penukargantian
pentitratan pemendakan
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Berikut adalah contoh asid kuat KECUALI
Asid Nitrik
Asid Sulfurik
Asid Asetik
Asid Hidroklorik
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Menurut Lewis, bes adalah
H+ acceptor
OH- producer
H+ producer
electron-pair donor
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Contoh bes kuat adalah
Ammonia Hydroxide
Barium Hydroxide
Hydrogen Sulfide
Hydrogen Cyanide
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Analisis untuk mengenalpasti kepekatan larutan asid dengan menggunakan larutan piawai alkali adalah merujuk kepada
Asidimetri
Peneutralan
Alkalimetri
Pemiawaian
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