Ankan có công thức phân tử chung là

Đề cương hóa 11 hk2 Tây Sơn 2022-2023

Quiz
•
Chemistry
•
11th Grade
•
Medium
Loan Tố
Used 6+ times
FREE Resource
85 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
chất nào sau đây thuộc dãy đồng đẳng của ankan
C3H6
C2H4
C2H2
C3H8
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ankan là hiđrocacbon
no, mạch hở
mạch hở
no,mạch vòng
không no, mạch hở
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Một Ankan có tỉ khối hơi so với Hiđrô bằng 29, ankan đó là
butan
propan
pentan
etan
Answer explanation
dankan/H2 = 29 ⇒ Mankan = 29 × 2 = 58 ⇒ ankan là C4H10.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ứng với công thức C5H12 có bao nhiêu đồng phân mạch cacbon
1
2
3
4
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Khí nào sau đây là khí thiên nhiên
axetilen (C2H2)
etan ( C2H6)
metan (CH4)
etilen (C2H4)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây là chất đầu tiên trong dãy ankan
axetilen
etan
metan
etilen
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