1121-L1-加深加廣-物質的組成與化合物的概念
Quiz
•
Science
•
1st - 5th Grade
•
Practice Problem
•
Easy
Kyle Cheng
Used 1+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
關於元素的敘述,下列何者錯誤?
元素有固定的熔點和沸點
元素可用一般的化學方法再分解出其他物質
元素可分成金屬元素和非金屬元素
元素是純物質
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
關於化學元素表的敘述,下列何者錯誤?
由科學家門得列夫所提出的
目前總共有118個元素
依照原子序由小而大排列
全部的元素皆為固體
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
從元素週期表中無法得知什麼樣的資訊?
元素符號
質子的數量
元素狀態
元素顏色
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
關於純物質和混合物的敘述,下列何者正確?
純物質包含化合物與元素
純物質指的是元素
化合物算是混合物
混合物是由一種純物質組成的
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
請問純水的物質分類屬於下列何者?(應選兩項)
純物質
混合物
元素
化合物
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
請問純金條的物質分類屬於下列何者?(應選兩項)
純物質
混合物
元素
化合物
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列敘述何者正確?
汽油的沸點在70℃~120℃範圍內,表示汽油是純物質
純果汁屬於純物質
純水跟礦泉水喝起來差不多,所以都是混合物
食鹽水雖然看起來像水,但仍然是混合物
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