
on 11 so 1
Quiz
•
Chemistry
•
9th - 12th Grade
•
Practice Problem
•
Easy
Diu Nguyễn
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33 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ankan là các hiđrocacbon
no, mạch vòng.
no, mạch hở.
không no, mạch hở.
không no, mạch vòng.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ankan là những hiđrocacbon no, mạch hở, có công thức chung là
CnH2n+2 (n ≥1).
CnH2n (n ≥2).
CnH2n-2 (n ≥2).
CnH2n-6 (n ≥6).
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nhóm nguyên tử CH3- có tên là
metyl.
etyl.
propyl.
butyl.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nhóm nguyên tử CH3CH2- có tên là
metyl.
etyl
propyl
butyl
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nhóm nguyên tử (CH3)2CH- có tên là
metyl.
etyl
propyl
isopropyl
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Công thức cấu tạo thu gọn của 2,2-đimetylpropan là
(CH3)2CHCH2CH3.
(CH3)4C.
CH3CH2CH2CH2CH3.
CH3CH2CH(CH3)2.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câu 11. Phần trăm khối lượng cacbon trong ankan X là 83,33 %. Công thức phân tử của X là
CH4.
C3H8.
C5H12.
C10H22.
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