
ニューステップアップ 化学反応式1
Quiz
•
Science
•
9th - 12th Grade
•
Practice Problem
•
Hard
恒 川田
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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?
7
9
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?
8
12
10
16
2
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
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
スクロース2.0molを水に溶かして500mLにした水溶液のモル濃度は?
1.0mol/L
2.0mol/L
4.0mol/L
3.0mol/L
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