
6-2 元素大挑戰(FOCUS)
Authored by Vien Chang
Chemistry
8th Grade
Used 18+ times

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25 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
圖片中的馬雕像是由銅Cu和錫Sn的合金所製成,此種合金被稱之為何?
藍銅
青銅
黃銅
紅銅
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
常被用來製造火箭及太空船,有"宇宙金屬"的美稱。
銀Ag
鎢W
鈦Ti
鋁Al
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
古墓中有許多金銀飾品、餐具留存到現今,這是因為金、銀金屬具有什麼特性?
延展性
安定性
抗腐蝕性
耐熱性
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
撒在空中可用來人工造雨的化合物。
碘化銀AgI
二氧化鈦TiO2
碳化鎢WC
硫酸銅CuSO4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
有關元素的敘述,何者「錯誤」?
奈米級的二氧化碳可製成光觸媒產品,具有除臭、殺菌及消毒的功能。
金Au的活性很低,不易與其他物質反應。
鈍氣的化學性質十分安定,不易與其他物質反應
銀Ag的化合物可製成變色鏡片及牙醫的填充劑。
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
常溫常壓下唯一的液態金屬元素。
氫H
溴Br
矽Si
汞Hg
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
地殼中含量最多的元素,排行前三名為?
氧O>碳C>氫H
氮N>氧O>氬Ar
氧O>矽Si>鋁Al
銅Cu>氧O>碳C
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