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ニューステップアップ 化学反応式1

Authored by 恒 川田

Science

9th - 12th Grade

Used 7+ times

ニューステップアップ 化学反応式1
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8 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

( )H2O2 → ( )H2O + ( )O2

( )に入る数字は

1、1、2

2、1、2

2、2、1

2、1、1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2Al + ( )HCl → 2AlCl3 + ( )H2

( )に入る数字は?

3、3

3、1

6、3

6、2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

4FeS2 + ( )O2 → 2Fe2O3 + 8SO2

( )に入る数字は?

11

13

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

( )Cu + ( )Ag+ → ( )Cu2+ + ( )Ag

( )に入る数字は?

1、2、1,2

2、1、2、1

1、2、1、1

2、2、1、1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2Cr3+ + ( )OH- + 3H2O2 → 2CrO42- + 8H2O

( )に入る数字は?

12

10

16

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

SO2 + 2H2S → 2H2O + 3S

SO2 11.2Lが反応したとき、硫黄は何g生じるか?【S=32】

16g

32g

48g

64g

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

3O2 → 2O3

酸素6.0Lが反応したとき、同温同圧でオゾンは何L生じるか?

4.0L

9.0L

5.6L

7.2L

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