
Amino axit phần 2
Quiz
•
Science
•
12th Grade
•
Practice Problem
•
Medium
Thu Nguyễn
Used 2+ times
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35 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây là aminoaxit?
Axit glutaric
Glixerol
Anilin
Axit glutamic
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Số nhóm amino (NH2) có trong một phân tử axit aminoaxetic là
2.
1.
4.
3.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong phân tử amino axit nào dưới đây có số nhóm –NH2 ít hơn số nhóm –COOH?
Lysin.
Glyxin.
Axit glutamic.
Alanin.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Số nhóm cacboxyl và amino trong một phân tử lysin lần lượt là:
1 và 2
2 và 3
2 và 2
2 và 1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong các amino axit sau: glyxin, alanin, axit glutamic, lysin và valin có bao nhiêu chất có số nhóm amino bằng số nhóm cacboxyl?
2.
3.
4.
1.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Công thức tổng quát của dãy các amino axit no, mạch hở, tác dụng với dung dịch HCl theo tỉ lệ mol 1 : 1, tác dụng với dung dịch NaOH theo tỉ lệ mol 1 : 2 là
CnH2n+2O2N2.
CnH2nO2N2.
CnH2n+1O4N.
CnH2n-1O4N.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Amino axit X no, mạch hở có công thức phân tử CnHmO4N. Mối quan hệ giữa m với n là
m = 2n – 1.
m = 2n – 2.
m = 2n + 1.
m = 2n.
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