鎂的化學性質探討

鎂的化學性質探討

8th Grade

10 Qs

quiz-placeholder

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鎂的化學性質探討

鎂的化學性質探討

Assessment

Quiz

Others

8th Grade

Hard

Created by

任偉 黃

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

鎂的化學符號是什麼?

Mg

MgO

M

Mg2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

鎂在常溫下的狀態是什麼?

氣態

等離子態

液態

固態

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

鎂與水反應會產生什麼物質?

氮氣和氫氧化鈣

二氧化碳和氫氧化鉀

氫氣和氫氧化鎂

氧氣和氫氧化鈉

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

鎂的氧化物是什麼?

鎂的氧化物是MgO。

MgO2

Mg2O

MgO3

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

鎂在空氣中燃燒時會產生什麼顏色的火焰?

紅色火焰

藍色火焰

綠色火焰

白色火焰

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

鎂的相對原子質量是多少?

23.456

26.789

24.305

25.678

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

鎂的主要用途有哪些?

鎂主要用於食品加工

鎂主要用於建築材料

鎂的主要用途包括航空航天、汽車工業、電子產品和合金製造。

鎂主要用於醫療設備

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