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2年化学後編

Authored by 康貴 棚原

Chemistry

12th Grade

Used 11+ times

2年化学後編
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9 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

質量比

銅:酸素

4:1

4:3

4:5

2:3

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

質量比

銅:酸化銅

4:1

4:5

5:4

2:3

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

質量比

マグネシウム:酸素

3:1

3:2

1:1

2:1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

質量比

酸素:酸化マグネシウム

2:5

2:3

3:2

4:1

5.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

化学変化の前後で物質全体の質量が変わらないこと

(    )の法則

(a)  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

発熱反応

熱を周囲(   )

から奪う

に出す

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

吸熱反応

熱を周囲( )

から奪う

に出す

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