Викторина без названия

Викторина без названия

10th Grade

8 Qs

quiz-placeholder

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Викторина без названия

Викторина без названия

Assessment

Quiz

Computers

10th Grade

Medium

Created by

Bunyod Ibodullayev

Used 1+ times

FREE Resource

8 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Kvant sonlar nechta?

3

4

6

5

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Davriy qonun kashf etilishi paytida nechta ma'lum edi?

63

78

75

108

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Vodorodning 3 xil izotobi kislorodning 2 xil izotobi nechta suv molekulasi hosil bo'ladi?

14

12

10

15

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qutbdiz kovalent bog'li molekullar juftini ko'rsating?

MgO Na

F2 Cl2

NaBr O2

HBr I2

5.

MULTIPLE CHOICE QUESTION

5 mins • 2 pts

14.2 g Na2SO4 da necha mol natriy sulfat borligini hisoblab toping?

0.1

0.5

0.8

1.2

6.

MULTIPLE CHOICE QUESTION

5 mins • 2 pts

0.717 g gaz (n.sh.da) 0.365 l hajmni egallasa, uning molekulyar massasini toping.

48

42

44

52

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Eritma muhiti neytral bo'lishi uchun pH nechiga teng bo'lishi kerak?

8

0

14

7

8.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Oqsil tabiatli biologik katalizatorlar nima deyiladi?

ferment

katalitik

katalaza

epoksid