在红外光谱中,C=C的伸缩振动吸收峰出现的波数范围是( )
A: 2400 ~ 2100 [img=41x22]18031020380ba37.png[/img]
B: 1680 ~ 1620 [img=41x22]18031020380ba37.png[/img]
C: 1600 ~ 1500 [img=41x22]18031020380ba37.png[/img]
D: 1000 ~ 650 [img=41x22]18031020380ba37.png[/img]
A: 2400 ~ 2100 [img=41x22]18031020380ba37.png[/img]
B: 1680 ~ 1620 [img=41x22]18031020380ba37.png[/img]
C: 1600 ~ 1500 [img=41x22]18031020380ba37.png[/img]
D: 1000 ~ 650 [img=41x22]18031020380ba37.png[/img]
举一反三
- 下列数据中,哪一组数据所涉及的红外光谱区能够包括[img=110x22]180383ac16f083c.png[/img]的吸收带( )? A: 3000~2700[img=41x22]180383ac1fa4aec.png[/img],1675~1500 [img=41x22]180383ac1fa4aec.png[/img],1475~1300 [img=41x22]180383ac1fa4aec.png[/img] B: 3300~3010 [img=41x22]180383ac1fa4aec.png[/img],1675~1500 [img=41x22]180383ac1fa4aec.png[/img],1475~1300 [img=41x22]180383ac1fa4aec.png[/img] C: 3000~2700 [img=41x22]180383ac1fa4aec.png[/img],1900~1650 [img=41x22]180383ac1fa4aec.png[/img],1475~1300 [img=41x22]180383ac1fa4aec.png[/img] D: 3300~3010 [img=41x22]180383ac1fa4aec.png[/img],1900~1650 [img=41x22]180383ac1fa4aec.png[/img],1000~650 [img=41x22]180383ac1fa4aec.png[/img]
- 在红外光谱中, [img=45x41]17869d0bf0ff685.png[/img]的伸缩振动吸收峰出现的波数(cm-1)范围是( )。 A: 1900~1650 B: 1600~1500 C: 2400~2100 D: 1000~650
- X射线的波长大约是多少()m? A: [img=35x22]1802e152a714827.png[/img] B: [img=35x22]1802e152afa6fc1.png[/img] C: [img=41x22]1802e152b83ed97.png[/img] D: [img=41x22]1802e152c1f483f.png[/img]
- 当波长为800 nm时,对应的波数为: A: 12500 [img=41x22]180397036576d25.png[/img] B: 1250 [img=41x22]180397036576d25.png[/img] C: 12.5 [img=41x22]180397036576d25.png[/img] D: 125 [img=41x22]180397036576d25.png[/img]
- 在红外光谱中,C=C的伸缩振动吸收峰出现的波数范围是( ) A: 1680~1620 B: 2400~2100 C: 1600~1500 D: 1000~650