SELAMAT DATANG Kuiz Sains Tambahan Tingkatan 5 Bab 3 Set 1
Sebatian Karbon Dalam Kehidupan (English)
KUIZ INI MENGANDUNGI 10 SOALAN
1.
In the transesterification process to produce biodiesel, what is the role of substances like potassium hydroxide (KOH) or sodium hydroxide (NaOH)?
2.
When used palm oil is heated in the presence of water vapor, it can break down into glycerol and free fatty acids. What is this chemical process called?
3.
Which of the following product categories is listed as a use for glycerol, the byproduct of biodiesel production?
4.
Which organization in Malaysia is mentioned as regulating the nation's palm oil industry and commercializing biodiesel production technology?
5.
What is the typical yield of glycerol, as a percentage, for every ton of biodiesel produced?
6.
What is a direct environmental consequence of improperly disposing of used cooking oil down the drain, as highlighted by the benefits of recycling it?
7.
Besides cosmetics and pharmaceuticals, the text mentions that glycerol is processed into polyglycerol for use as what?
8.
Under what conditions does the process of oxidation primarily occur in palm oil, leading to its degradation?
9.
During the transesterification of used palm oil to produce biodiesel, what is the primary byproduct that can be repurposed for industries like cosmetics and pharmaceuticals?
10.
Which characteristic is typically found in higher concentrations in used palm oil compared to fresh, refined palm oil?
