Kimyo ta’lim yo’nalishi 2 kurs talabalari uchun Analitik kimyo fanidan test savollari

19-mavzu: Optik analiz usullari. Elektromagnit nurlanish spektri.

1) Optik analiz usullari necha qismga bo’linadi ?

*A)2

B) 3

C) 4

D) 5

2) Quyidagi usllardan qaysi biri nur yutilishiga asoslangan ?

*A) Fotometrik

B) Fluorimetrik

C) Rentgeno–fluoressent

D) Emission-spektral analiz metodlari.

3) Fotometrik analiz metodining sezgirlik qiymati qancha ?

*A) 10^-4-10^-6

B) 10^-4-10^-10

C) 10^-14-10^-16

D) 10^-6-10^-4

4) Hosil qilish usullariga qarab spektrlar uch xilga bo‘linadi

*A) yutilish, tarqatish, sochilish.

B) yutilish, tebrantirish, sochilish.

C) yutilish, tarqatish, sindirish

D) yoyilish, tarqatish, sochilish.