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eski 7-sinf 6-10-&

Authored by Mahfuza Tosheva

Chemistry

7th Grade

Used 4+ times

eski 7-sinf 6-10-&
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19 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tarkibi va tuzilishi bo'yicha bir xil bo'lgan modda bu-...

aralashma

sof modda

diffuziya

element

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Aralashmalarga xos xususiyatlarni belgilang:

1.O'zgaruvchan tarkibli 2.O'zgarmas tarkibli

3.kimyoviy usul bilan ajratiladi 4.fizik usullarbilan ajratiladi

1,2

1,4

2,3

2,4

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

suv bug'i, asal, mis sim, sut ,yodlangan osh tuzi,o'simlik moyi lar berilgan shulardan nechtasi sof modda?

1

2

3

4

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

sutning sirtiga qaymoqning qalqib chiqganini qaysi usul bilan ajratib olsa bo'ladi?

xromatografiya

filtrlash

dekantatsiya

haydash

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

bir biriga aralashmaydigan yoki zichliklari har xil bo'lgan suyuqlikar bir-biridan nima yordamida ajratiladi?

ajratish varonkasi

haydash

dekontatsiya

xromatografiya

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Gomogen aralashmani qaysi usullar bilan tarkibiy qismlara ajratish mumkin?

tindirish

bug'latish ,magnit yordamida

bug'latish, distillash

haydash

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Oddiy moddalar berilgan qatorni tanlang

suv,karbanat angidrid

kislorod,azot

osh tuzi, kalsiy

is gazi,suv gazi

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