
5.2 - BAHAN PENCUCI
Authored by Nur Amirah Durrah Erwuin
Chemistry
12th Grade
Used 2+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Daripada tindak balas peneutralan antara asid lemak dan alkali, apakah bahan yang terhasil daripada tindak balas tersebut?
Minyak
Detergen
Sabun
2.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
Sumber asid lemak dapat diperoleh daripada ester semula jadi dalam lemak haiwan atau minyak sayuran.
Berikan contoh sumber asid lemak yang anda ketahui.
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Detergen biasanya dibuat daripada ______ petroleum.
Pecahan
Ledakan
Gumpalan
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Tindak balas saponifikasi ialah proses hidrolisis ______ atau ______ oleh alkali.
Minyak, air
Minyak, lemak
Lemak, air
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kaedah yang boleh digunakan dalam proses penyediaan sabun ialah minyak dipanaskan dengan natrium hidroksida pekat untuk hasilkan _______ & _______.
Sabun yang terhasil dimendakkan dengan mencampurkan garam NaCl ________ tindak balas.
Gliserol & sabun,
Sebelum
Gliserol & sabun,
Selepas
Gliserol & sabun,
Semasa
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Penyediaan detergen dihasilkan melalui 2 proses iaitu pensulfonan/pensulfatan & _______.
Penurunan
Pengoksidaan
Peneutralan
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Apakah yang anda faham mengenai bahagian hidrofobik & hidrofilik dalam struktur ringkas anion sabun atau anion detergen?
Hidrofobik - fobia terhadap air
Hidrofilik - larut dalam minyak/gris
Hidrofobik - fobia terhadap minyak/gris
Hidrofilik - larut dalam air
Hidrofobik - fobia terhadap air
Hidrofilik - larut dalam air
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