Science

8th

grade

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8下自然5-3肥皂與清潔劑test

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15 questions

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  • 1. Multiple Choice
    1 minute
    1 pt

    肥皂的水溶液是:

    中性

    酸性

    強鹼性

    弱鹼性

  • 2. Multiple Choice
    1 minute
    1 pt

    肥皂製作過程:(甲)皂化;(乙)鹽析;(丙)加工。下列順序何者正確?

    甲→乙→丙

    乙→甲→丙

    丙→乙→甲

    乙→丙→甲

  • 3. Multiple Choice
    1 minute
    1 pt

    將肥皂加入水和沙拉油的試管中,塞上橡皮塞,搖動半分鐘後,靜置於試管架上,有關試管內的情形,下列何者正確?

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