相关试题
【单选题】
对结构复杂.相互之间差异较小的药物进行区分，最适合采用的鉴别方法为___
A. UV
B. IR
C. TLC
D. HPLC
【单选题】
利用一般鉴别实验可以判断___
A. 一类药物的真伪
B. 一种药物的真伪
C. 药物的纯度
D. 药物的疗效
【单选题】
与吡啶-硫酸铜作用，生成绿色配位化合物的药物是___
A. 苯巴比妥
B. 异戊巴比妥
C. 司可巴比妥
D. 硫喷妥钠
【单选题】
巴比妥与吡啶硫酸铜作用，生成物的颜色为___
【单选题】
化学鉴别法是指供试品与规定为试剂发工化学反应，对药物进行定性分析，可观察的外观现象不包括的是___
A. 颜色
B. 沉淀
C. 产生气体或荧光
D. 固体熔化成液体
【单选题】
鉴别硫酸盐，下列不需要的试礼是___
A. 酷酸铅
B. 醋酸
C. 氯化钡
D. 氢氧化钠
【单选题】
药物中的杂质限量是指___
A. 药物中所含杂质的最小允许量
B. 药物中所含杂质的最大允许量
C. 药物中所含杂质的最佳容许量
D. 药物的杂质含量
【单选题】
药物中的重金属是指___
A. 在实验条件下能与硫代乙酰胺或硫化钠作用显色的金属杂质
B. 影响药物安全性和稳定性的金属离子
C. 原子量大的金属离子
D. Pb2+
【单选题】
重金属检查中，加入硫代乙酰胺时溶液控制最住的pH值是___
A. 1.5
B. 3.5
C. 7.5
D. 11.5
【单选题】
用古蔡氏法测定砷盐限量，对照管中加入标准砷溶液为___
A. 1ml
B. 2ml
C. 依限量大小决定
D. 依样品取用量及限量计算决定
【单选题】
检查某药品杂质限量时，称取供试品W(g),量取标准溶液V(m),标准溶夜浓度为C(g/ml),则该药的杂质限量(%)是___
A. VW/C×100%
B. CW/V×100%
C. VC/W×100%
D. W/CV×100%
【单选题】
中国药典检查药物中的残留有机溶剂采用的方法是___
A. 干燥失重测定法
B. 气相色谱法
C. 高效液相色谱法
D. 薄层色谱法
【单选题】
药典规定检查某药物中的砷盐时，取标准砷溶液2.0ml(每Iml相当于Iμg的As)制备标准砷斑，依规定方法进行检查,该药物中含砷量不得超过百万分之二,应称取该药物___
A. 2.0g
B. 1.0g
C. 0.5g
D. 1.5g
【单选题】
若炽灼残渣留作重金属检查，则炽灼温度应在___
A. 300℃~400℃
B. 400℃~500℃
C. 500℃~600℃
D. 700℃~800℃
【单选题】
对于易溶于水.稀酸和乙醇的药物，在检查其重金属限量时宜采用___
A. 第一法
B. 第二法
C. 第三法
D. 第四法
【单选题】
古蔡法检查砷盐时导气管中装入酷酸铅棉花是为了吸攻___
A. AsH3
B. SbH3
C. H2S
D. H2
【单选题】
对受热较稳定的药物进行干燥失重测定时，适宣选用的方法为___
A. 常压恒温干燥法
B. 干燥剂干燥法
C. 减压干燥法
D. 热分析法
【单选题】
药品质量标准中，收载外观.臭，味等内容的项目是___
A. 性状
B. 鉴别
C. 检查
D. 含量测定
【单选题】
测定某药物的比旋度，配制的供试品牵液的浓度是50.0mg/ml,样品管的长度为2dm,测得的旋光度为+4.25,则比旋度为___
A. +8.50
B. +42.5
C. +85.0
D. +16.25
【单选题】
溶解是指___
A. 溶质1g(ml)能在溶剂不到1ml中溶解
B. 溶质1g(ml)能在溶剂1~不到10ml中溶解
C. 溶质1g(ml)能在溶剂10~不到30ml中溶解
D. 溶质Ig(m1)能在溶剂30~不到100ml中溶解
【单选题】
药物性状其中常作为法定检利项目的是___
A. 溶解度
B. 嗅.味
C. 外观和物理常数
D. 一般稳定性
【单选题】
在同一个实验室，不同时间由不同分析人员用不同设备，对同一试样用同方法进行多次平行测定是验证___
A. 重复性
B. 准确度
C. 重现性
D. 中间精密度
【单选题】
在设计的范围内，测定响应值与试样中被测物浓度早比例关系的程度称为___
A. 准确度
B. 回收率
C. 精密度
D. 线性
【单选题】
反相高效液相色谱中，常用的固定相是___
A. 硅胶
B. 氧化铝
C. 十八烷基硅烷键合硅胶
D. 甲醇
【单选题】
中国药典旋光度测定法中，一般应在样品溶液配制后()内进行测定.___
A. 10分钟
B. 20分钟
C. 30分钟
D. 1小时
【单选题】
41对溶点低成受热分解的药物进行干燥失重测定时，适宜选用方法为___
A. 常圧恒温干燥法
B. 干燥剂干燥法
C. 减压干燥法
D. 热分析法
【单选题】
检查药物中的氯化物，以硝酸很作为沉定剂，加入稀销酸后，无法被消除干扰的离子是___
A. SO32
B. CO32
C. C2O42
D. Br-
【单选题】
用Asg0.试液作沉淀剂，检查药物中氯化物时，为了调整洛液适宜的酸度和排除某些阴离子的干扰，应加入一定量的___
A. 稀HNO3
B. Na0H试液
C. 稀H2S04
D. 稀HCI
【单选题】
检查重金属时，为消除供武液颜色的干扰，可加入___
A. 维生素C
B. 稀焦糖溶瘦
C. 碘化钾
D. 硫代硫酸钠
【单选题】
检查药物中重金属，Fe3+对第一怯有干扰，是因为在文验条件下Fe3+___
A. 与醋酸作用生成有色沉淀
B. 能还原H2S析出破沉淀
C. 水解生成氢氧化铁的红棕色沉淀
D. 能氧化H2S析出硫沉淀
【单选题】
《中国药典》(2015版)第法检查药物中的重金属杂质时，排除微量Fe3的方法是___
A. 加水稀释
B. 加入过量的H2S
C. 加碱使成Fe(OH)3沉淀
D. 加入维生素C
【单选题】
用古菜氏法检砷时，能与砷化氢气体产生砷斑的试纸是___
A. Pb(Ac)2试纸
B. HgBr2试纸
C. HgI2试纸
D. HgCl2试纸
【单选题】
古蔡氏检砷法中，加入氯化亚锡的目的是___
A. 防止碘化锌的氧化
B. 将As3+氧化为AS5+
C. 将As5+还原为As3+
D. 排除SO2气体的干扰
【单选题】
纯化水中检查酸碱度，采用的方法是___
A. 酸碱滴定法
B. 指示剂法
C. pH值测定法
D. 指示剂比色法
【单选题】
“恒重”是指供试品连续两次干燥或识灼后的重量差异小于或等于___
A. 0.04mg
B. 0.03mg
C. 0.3mg
D. 0.4mg
【单选题】
鉴别水杨酸及其盐类，最常用的试液是___
A. BaCl2
B. AgNO3
C. FeCl3
D. NaNO2
【单选题】
检查网司匹林中的游离水杨酸，《中国药典》现行成采用的方法是___
A. UV
B. TLC
C. FeCl3比色法
D. HPLC
【单选题】
贝诺酯中检查对氨基酚采用对照法，所使用的试剂是___
A. 硫酸铁氨
B. 亚硝基铁氰化钠
C. FeCl3
D. 硫氰酸氨
推荐试题
【单选题】
Tom is a book lover. ______ likes reading very much.
A. He B. She C. You D. It
【单选题】
—May I listen to the music here, Mr. White?
—Sorry, you’d better it like that．
A. not to do B. not do to
C. dont do D. not do
【单选题】
3.—Did you have a good time at Lauras birthday party?
— Yes, indeed. Its several years ________ I enjoyed myself so much.
A. when B. before C. since D. that
【单选题】
4. —___________ is the Summer Palace from here?
About three kilometers away. You can take the No. 35 bus.
A. How long B. How far C. How often D. How much
【单选题】
5. I was looking for a birthday gift for my mother, but I couldnt find ______ suitable.
A. anything B. something C. nothing D. everything
【单选题】
6. A friend of my ____ and I are going to visit_______ next week．
A. father; Browns B. father's; Browns
C. father; the Browns D. father's; the Browns
【单选题】
7. She ______ very hard since she came to our school.
A. studies B. has studied C. is studying D. studied
【单选题】
8. — Who will send you to the new school, your mom or your dad?
— _______. Ill go there by myself.
A. Both B. Either C. Neither D. None
【单选题】
9.—Well do what we can ____English well this term．
—It’s high time for you to work hard．
A. study B．to study C. be studied D. be studying
【单选题】
10. —I’m going to Flower Bookstore. Could you tell me ______?
— Sorry, I don’t know. I’m new here.
A. where it is B. where was it C. where is it D. where it was
【单选题】
11. How do you like the dishes, Eric?
— Fantastic! Nothing tastes ________.
A. nice B. better C. terrible D. worse
【单选题】
12. ______ Lin Feng has to work late, she always wears a smile on her face.
A. Because B. If C. Until D. Though
【单选题】
13.You can save money _______ you buy cheaper things.
A. before B. unless C. if D. until
【单选题】
14. We will have a _________ holiday after the exam．
A. two-month B. two month’s C. two month D. two-months
【单选题】
15. —We will build an underground in Xuzhou before 2015．
— Wow, _______! Will it pass our place?
A. what an excited news B. how excited the news is
C. what exciting news D. how exciting
【单选题】
16. — Emily, here’s a dictionary．I hope it will help you in some way．
— Thank you．It’s ________ what I need．
A. almost B. still C. only D. just
【单选题】
17. —Oh．I’m hungry．Mum, can I have the hamburger on the plate?
—No．It tastes ．
A. terribly B. terrible C. good D. well
【单选题】
18. —We can invite our teachers to the farewell party next Saturday.
—Yes, ______? I’ll call them at once.
A. what for B. what C. why not D. why
【单选题】
19.You can ________ ask the old man to move away to any other place because he has lived ________ here for at least sixty years．
A. hardly; alone B. hard; alone
C. hardly; lonely D. hardly; lonely
【单选题】
20.—I’m going back to see my grandparents this weekend．
—________．
A. It’s very nice of you B. You’d better hurry
C. Say goodbye to them D. Give my best wishes to them
【单选题】
21.—Why not take ____ umbrella with the sign “Made in China”? It is useful.
—What _______ good advice it is!
A. an; a B. a; a C. an; \ D. \; a
【单选题】
22. —Do you know the boy________ is sitting next to Peter?
— Yes. He is Peter’s friend. They are celebrating his ________ birthday.
A. who; ninth B. that; ninth C. /; ninth D. which; ninth
【单选题】
23. It was dark, ______ I couldnt see what was happening.
A. or B. though C. but D. so
【单选题】
24.—You can use MSN to talk with Vivien on the Internet.
—I know. But can you tell me ________?
A. what I can use it B. when I can use it
C. why can I use it D. how can I use it
【单选题】
25. _______ are you going to the School Uniform Exhibition, Amy ?
To learn about different styles of school uniform.
A. What B. Where C. Which D. Why
【单选题】
( ) 26. Where does the writer of "The little Prince" come from?
A．England． B．France． C．America． D．China．
【单选题】
( ) 27. What does the prince do after the fox tells him a secret?
A．He cares more about a flower and a sheep．
B．He meets many more strange adults on other planets．
C．He realizes his love for the rose and he goes back to his planet．
D．He discovers interesting things such as a snake, other roses and a fox
【单选题】
( ) 28. What does "The little Prince" mainly talk about? It' s about _________．
A．the adult world B．the planet B -612
C．a rose and a fox D．the adventure of a young prince
【单选题】
( ) 29. What is the writer's main purpose（目的）in writing this passage？
A．To tell the readers his life story．
B．To tell people what kind of person his father was．
C．To tell the readers what present he got from his father．
D． To let people know how poor he was．
【单选题】
( ) 30. Why did the father not ask his son not to do this and do that？
A．Because he felt quite confident of his son．
B．Because he was born from a poor family．
C．Because he was a man of few words．
D．Because he didn't want to be much too strict with his son．
【单选题】
( ) 31. What would someone learn from this passage？
A．How to live by oneself． B．How to stand on one's own feet．
C．What a good father should do． D．What the self-important is like．
【单选题】
( ) 32. What may be the proper Chinese for the underlined part in the passage？
A．闲暇时光 B．学费 C．精神空虚 D．经济不足
【单选题】
( ) 33. Why did Natalie Smith pay for the six cars behind her?
A. She had seven tickets.
B. She hoped to please others.
C. She knew the car drivers well.
D. She wanted to show kindness.
【单选题】
( ) 34. Judy Foreman copied down the phrase because she ___ .
A. thought it was beautifully written
B. wanted to know what it really meant
C. decided to write it on a warehouse wall
D. wanted her husband to put it up in the classroom
【单选题】
( ) 35. Who came up with the phrase according to the passage?
A. Judy Foreman. B. Natalie Smith. C. Anne Herbert D. Alice Johnson.
【单选题】
( ) 36. What can we infer from the last paragraph?
A. People should practice random kindness to those in need.
B. People who receive kindness are likely to offer it to others.
C. People should practice random kindness to strangers they meet.
D. People who receive kindness are likely to pay it back to the giver.
【单选题】
( ) 37.The greatest river for navigation is ___________.
A. the Nile B. the Amazon C. the Mekong D. the Mississippi
【单选题】
( ) 38. From a dam, people can use the water for ___________.
A. keeping the rivers clean B. only making electricity
C. irrigation and making electricity D. washing clothes
【单选题】
( ) 39. The water in the river is polluted because of _____________.
A. people's drinking water too much B. people's swimming in the river too much
C. chemicals and other materials D. people's building a dam across a river
【单选题】
( ) 40. The best title of the passage is ___________.
A. Rivers in Cities B. The importance of Rivers
C. Transportation D. Natural Resources
