Temir

Temir

9th Grade

15 Qs

quiz-placeholder

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Temir

Temir

Assessment

Quiz

Chemistry

9th Grade

Practice Problem

Medium

Created by

Gavhar Pardayeva

Used 3+ times

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Temirning nisbiy atom massasi?

56

32

26

55

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Temirni kim kashf qilgan?

D. I.Mendeleyev

Qadimdan ma'lum

Blek

Pristli

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qizil temirtosh formulasi?

FeO*2H2O

Fe3O4

FeO

Fe2O3

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Magnitli temirtosh formulasi?

FeS

Fe3O4

Fe2O3

FeO

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Zang formulasini ko'rsating?

FeS2

Fe(OH)2

Fe3O4

Fe(OH)3

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Temirning tashqi elektron qavatida nechta toq elektron bor?

3

4

5

6

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qonda temir mavjud. Gemoglobinning bir molekulasida nechta temir ioni bo'ladi?

1

2

3

4

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