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8下1-2化學反應的微觀世界

Authored by 王嘉銘 老師

Chemistry

6th - 8th Grade

8下1-2化學反應的微觀世界
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

國際上用什麼原子當做原子量的標準?

碳-12

氫-1

氧-16

氮-14

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

氫的原子量是多少?

1

12

14

16

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

碳的原子量是多少?

1

12

14

16

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

氮的原子量是多少?

1

12

14

16

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

氧的原子量是多少?

1

12

14

16

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

分子中所含原子的原子量總和稱為什麼?

分子量

原子量

質量

重量

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

構成物質的原子或分子數量極大,無法一一細數,為了方便計算,

科學家制定了一個龐大單位,此單位稱為什麼?

莫耳

豬耳

牛耳

馬耳

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