[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fsRKqfsGWoUSEjNuS8RwRL6Vl2L9w6QG-NeCQXBbCleE":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":10,"question":16,"related":17,"source":23,"type":24},[],"2023-05-08 08:55:28",3788092,[8,9],"对","错",{"courseId":11,"courseImg":12,"courseName":13,"workId":14,"workName":15},"1000007125","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F35589142a50a7952bddc8328ea4a0b75.png","仪器分析（天津大学）","2606178","仪器分析（天津大学）教程考试","区分一化合物究竟是醛还是酮的最好方法是紫外光谱分析法",[18,25,30,35,40,45,50,53,58,63],{"answer":19,"createTime":5,"id":20,"options":21,"question":22,"source":23,"type":24},[],3788077,[8,9],"实现峰值吸收的条件之一是:发射线的中心频率与吸收线的中心频率一致","v2",3,{"answer":26,"createTime":5,"id":27,"options":28,"question":29,"source":23,"type":24},[],3788080,[8,9],"火焰原子化器的作用是将离子态原子转变成原子态,原子由基态到激发态的跃迁只能通过光辐射发生",{"answer":31,"createTime":5,"id":32,"options":33,"question":34,"source":23,"type":24},[],3788082,[8,9],"石墨炉原子化法比火焰原子化法的原子化程度高,所以试样用量少",{"answer":36,"createTime":5,"id":37,"options":38,"question":39,"source":23,"type":24},[],3788088,[8,9],"在实际工作中,应根据朗伯-比尔定律,通过改变吸收池厚度或待测溶液浓度,使吸光度的读数处于0.1~1.0范围以内,以减少测定的相对误差",{"answer":41,"createTime":5,"id":42,"options":43,"question":44,"source":23,"type":24},[],3788090,[8,9],"不同波长的电磁波具有不同的能量,其大小顺序为微波>红外光>可见光>紫外光>X射线",{"answer":46,"createTime":5,"id":47,"options":48,"question":49,"source":23,"type":24},[],3788091,[8,9],"符合比尔定律的有色溶液稀释时,其最大吸收峰的波长位置不移动但吸收峰强度发生减色效应",{"answer":51,"createTime":5,"id":6,"options":52,"question":16,"source":23,"type":24},[],[8,9],{"answer":54,"createTime":5,"id":55,"options":56,"question":57,"source":23,"type":24},[],3788098,[8,9],"对称结构分子,如CO2分子,没有红外活性",{"answer":59,"createTime":5,"id":60,"options":61,"question":62,"source":23,"type":24},[],3788099,[8,9],"红外光谱图中,不同化合物中相同基团的特征频率峰总是在特定波长范围内出现,故可以根据红外光谱图中的特征频率峰来确定化合物中该基团的存在",{"answer":64,"createTime":5,"id":65,"options":66,"question":67,"source":23,"type":24},[],3788102,[8,9],"液接电位产生的原因是由于两种溶液中存在的各种离子具有不同的迁移速率"]