國中自然2上ch6-4週期表
Quiz
•
Biology
•
8th Grade
•
Medium
翰林出版國中自然 翰林出版國中自然
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8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
元素週期表是以元素的何種性質作為歸類的依據?
常溫時的狀態
化學性質
密度大小
顏色
2.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
有關週期表的敘述,下列何者正確?
週期表上共有 9 個族
週期表上共有 16 個週期
同週期的元素,其化學性質相似
同族的元素,其化學性質相似
3.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
有關鈉金屬特性的敘述,下列何者正確?
鈉性質活潑,容易與水反應
鈉在常溫下為固體,質地堅硬不易變形
鈉與水反應後遇石蕊試紙呈紅色
一般而言,鈉都存放在酒精中
4.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
由週期表可以知道,下列四組元素,哪一組會具有類似的特性?
鉀、鎂
鋁、鈣
鈹、鎂
鈉、鍶
5.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
由週期表可知,下列哪一個元素與鈣同一族?
鈉
金
鋇
銅
6.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
已知在週期表同一橫列中,由左而右依序有甲、乙、丙三種元素,則其中原序最大者為下列何者?
甲
乙
丙
無法確定
7.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
氯是週期表中的一個元素,如附圖所示,從圖中不能獲知什麼資料?
原子核內所含質子數
原子核外所含電子數
常溫時屬於氣態
常溫時呈現黃綠色
8.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
下列關於鈉金屬的敘述,何者錯誤?
鈉在常溫下為固態
鈉的新切面有銀白色的光澤
實驗時如果要將鈉分成小塊,可以用刀片切
鈉的活性小,不容易與空氣中的氧反應而失去光澤
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