
Analitik kimyo 1
Authored by Ulmasbek Muminov
Chemistry
University
Used 1+ times

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60 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kaliy va ammoniy bilan bir xil analitik samara beruvchi reagentni ko’rsating?
Na2Pb[Cu(NO2)6]
Zn(UO2)3(CH3COO)8
Na3[Co(NO2)6]
Na[Sb(OH)6]
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kasrli tahlilga doir ta’rifni ko’rsating?
Aralashmaning bir qismida tartibsiz ya’ni bevosita to’g’ridan to’g’ri bajariladigan tahlil
Qator reagentlarni sinab bajariladigan tahlil
Selektiv reaksiyaga halaqit beruvchi omillarni yo’qotilgach bajariladigan tahlil
Dastlabki aralashmani bir necha qismlarga ajratib alohida bajariladigan tahlil
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Natriy ionini ochilishiga qaysi kation xalaqit beradi (reagent K(Sb(OH)6)).
Kalsiy
Ammoniy
Kaliy
Xalaqit bermaydi
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sifat tahlilni biologik usulini ko’rsating?
Ammoniyni ochish
Aminokislota turlarini mikroorganizmlarga ta’sirini aniqlash
Bariyni ochish
Eritma optik zichligiga ko’ra sifat tahlilni aniqlash
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Konsentratsiyasi C mol/l bo’lgan alyuminiy xlorid eritmasining ion kuchini hisoblash formulasini ko’rsating?
5C
4C
6C
2C
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bariy ionini dixromat bilan cho’ktirish qanday sharoitda olib boriladi?
Kuchsiz ishqoriy
Ishqoriy
Kuchsiz kislotali
Kislotali
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2 gurux kationlarini umumiy cho’ktiruvchisini ko’rsating?
Konsentrlangan ammiak
Ishqor
Sulfat kislotasi
Xlorid kislota
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