
國二上第六章習作複習
Quiz
•
Chemistry
•
8th Grade
•
Practice Problem
•
Medium
沛真 蔡
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12 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列何者不能用普通的化學方法分解出本身以外的其他物質?
水
氧化汞
水銀
氯化鈉
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
有關「鈉」、「鉀」的比較,下列何者錯誤?
鉀與水的反應比鈉更為劇烈
都屬於「鹼金屬」
都能與水反應,水溶液可使酚酞指示劑呈無色
都須保存在礦物油中
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
有關非金屬元素在常溫常壓下的顏色與狀態,下列敘述何者錯誤?
溴是黃綠色液體
硫是黃色固體
氯是黃綠色氣體
碘是紫黑色固體
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
關於現行元素週期表的敘述,下列何者錯誤?
元素排列按原子序排列
週期表共有 7 個週期、18 族
同一週期元素其化學性質相似
週期表中的元素,未來可能繼續增加
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列關於金屬元素的描述,何者錯誤?
金(Au),是熱、電良導體,活性小,可作為導線、飾物
銅(Cu),具有導電性佳的特性,可作為導線
鉛(Pb),具導電性,黑色固體,可作為鉛筆的筆芯
鈦(Ti),質輕堅硬,抗腐蝕,可作為植牙及航太材料
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
氧化汞經照光而發生變化,下列敘述何者錯誤?
此變化屬於化學變化
氧化汞是由汞和氧組成的混合物
汞與氧為元素
氧化汞是純物質
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
元素週期表中,「族」是運用各元素的何種性質相同或相似而予以分類?
化學性質
物理性質
中子數的多寡
原子 量的大小
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