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单选题 此结构为( )

A. α-D-甲基五碳醛糖

B. β-D-六碳酮糖

C. β-D-甲基六碳醛糖

D. β-D-甲基五碳醛糖

E. α-D-甲基六碳醛糖

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学科：默认课程

时间：2026-05-26 09:24:01

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题目1
单选题
此结构为( ) <img src="https://tihai-oss-cloud.itihey.com/img/8b428a8622d31ed422da0dce2b26027e.png">
A. &alpha;-D-甲基五碳醛糖B. &beta;-D-六碳酮糖C. &beta;-D-甲基六碳醛糖D. &beta;-D-甲基五碳醛糖E. &alpha;-D-甲基六碳醛糖
题目2
单选题
绝对构型为D的糖是( )
A. <img src="https://tihai-oss-cloud.itihey.com/img/f2b2d9fbbf380b89b40b345a794005be.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/85e5e2014bc1e473c68ed7b474724af3.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/a76b7cafff3940e3b92ddbb325aef7ad.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/2e957f3ab9516fc6b2537538ef60ffad.png">
题目3
单选题
糖在水溶液中以( )形式存在
A. &alpha;和&beta;型B. 呋喃型和吡喃型C. 几种形式都有D. 开链式
题目4
单选题
优势构象是1C式的是( )
A. D-阿拉伯糖B. D-半乳糖C. D-甘露糖D. D-葡萄糖
题目5
单选题
属于酮糖的是( )
A. <img src="https://tihai-oss-cloud.itihey.com/img/e2364d58e1f494f0accb75329db6b919.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/9646b1a76617bde0e3b6ad472c81ae22.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/df036dedbc7853f0ba103281a22277da.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/1731cdda00189727a0f374b7745982fb.png">
题目6
单选题
属于甲基五碳糖的是( )
A. <img src="https://tihai-oss-cloud.itihey.com/img/9646b1a76617bde0e3b6ad472c81ae22.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/df036dedbc7853f0ba103281a22277da.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/e2364d58e1f494f0accb75329db6b919.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/1731cdda00189727a0f374b7745982fb.png">
题目7
单选题
属于2-去氧糖的是( )
A. <img src="https://tihai-oss-cloud.itihey.com/img/1731cdda00189727a0f374b7745982fb.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/9646b1a76617bde0e3b6ad472c81ae22.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/df036dedbc7853f0ba103281a22277da.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/e2364d58e1f494f0accb75329db6b919.png">
题目8
单选题
此结构为( )<img src="https://tihai-oss-cloud.itihey.com/img/ece8c27ae9aeb2be9935569e3e8e668f.png">
A. &alpha;-D-甲基六碳醛糖B. &beta;-D-甲基六碳醛糖C. &alpha;-D-甲基五碳醛糖D. &beta;-D-六碳酮糖E. &beta;-D-甲基五碳醛糖
题目9
单选题
此结构为( )<img src="https://tihai-oss-cloud.itihey.com/img/651fcec03e5c17d492330295e111a257.png">
A. &alpha;-D-六碳醛糖B. &beta;-D-六碳醛糖C. &alpha;-D-五碳醛糖D. &beta;-L-五碳醛糖E. &beta;-L-五碳酮糖
题目10
单选题
此结构为( )<img src="https://tihai-oss-cloud.itihey.com/img/f952828ea21eac9269dc1faac2c54e95.png">
A. &beta;-L-六碳醛糖B. &alpha;-D-六碳醛糖C. &beta;-D-六碳酮糖D. &alpha;-L-六碳酮糖
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