
ChemicalReaction

Quiz
•
Chemistry
•
11th - 12th Grade
•
Hard
Momo Chang
Used 1+ times
FREE Resource
7 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Cu+ HNO3 → Cu(NO3)2+ NO2+ H2O,
方程式平衡後的最簡單整數係數總和為?
9
10
11
12
2.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
P4 + OH- + H2O → PH3 + H2PO2-
平衡後的最簡單整數係數總和為?
9
10
11
12
3.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
MnO2+H2S+H+→Mn2++S+H2O
平衡後的最簡單的整數係數總和為?
8
9
10
11
4.
MULTIPLE SELECT QUESTION
3 mins • 1 pt
3.2克的TiO2於氫氣中受熱,失去部分的氧
,質量減少0.32克形成另一種氧化物,
則此氧化物之化學式為何?(Ti=48)
Ti2O
TiO
Ti2O3
Ti3O4
5.
MULTIPLE SELECT QUESTION
3 mins • 1 pt
在1000 mL的氧氣中,進行放電以產生臭氧
(3O2(g) → 2O3(g))。
反應後在同溫同壓下體積變為750 mL,
則反應後臭氧的體積為多少mL?
500
400
300
200
6.
MULTIPLE SELECT QUESTION
3 mins • 1 pt
Ag+H2S+O2→Ag2S+H2O(未平衡)
關於10.8克銀、3.4克硫化氫和3.2克氧
之混合物在密閉容器內反應,下列敘述何者正確?
(應選3項;S=32,Ag=108)
Ag為限量試劑
O2為限量試劑
最多可得0.05莫耳Ag2S
最多產生0.1莫耳H2O
至少殘留0.05莫耳H2S
7.
MULTIPLE SELECT QUESTION
5 mins • 1 pt
甲烷(CH4)和乙烷(C2H6)的
混合氣體6.2克完全燃燒
得二氧化碳17.6克及未知量的水,
下列相關敘述何者正確?
(應選2項)
來自CH4的CO2與來自C2H6的CO2之重量比為1:2
CH4莫耳數:C2H6莫耳數= 2:1
CH4重量:C2H6重量= 1:1
共可得到9克水
甲烷重量百分率比乙烷大
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