Barcha fanlardan online testlar

8-sinf Kimyo olimpiada №3

Yanvar 3, 2023

423 Ko'rishlar 0

SaqlashSaqlanganOlib tashlandi 0

3
Savollar

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25

Vaqtingiz tugadi!

8-sinf Kimyo olimpiada №3

30.12.2022 yil oo.uzedu.uz

Online olimpiada savollari!

1 / 25

Chili selitrasini aniqlang.

Ca(NO₃)₂

NaCl

KNO₃

NaNO₃

2 / 25

25g 16 % li AlCl₃25 g 16% li NaOH eritmalari aralashtirilganda hosil bo’lgan cho’kma filtrlandi va qizdirildi . Bunda hosil bo’lgan qattiq qoldiqning massasin (g) aniqlang

1.52

2.34

1.17

1.014

3 / 25

D

B

C

A

4 / 25

D

B

A

C

5 / 25

A

D

C

B

6 / 25

B

C

D

A

7 / 25

A

B

C

D

8 / 25

D

C

B

A

9 / 25

D

C

A

B

10 / 25

D

B

C

A

11 / 25

B

D

A

C

12 / 25

D

C

B

A

13 / 25

A

B

C

D

14 / 25

A

D

B

C

15 / 25

A

C

B

D

16 / 25

D

C

A

B

17 / 25

C

D

B

A

18 / 25

B

D

C

A

19 / 25

B

C

A

D

20 / 25

A

C

D

B

21 / 25

B

C

D

A

22 / 25

C

D

B

A

23 / 25

C

D

B

A

24 / 25

B

A

C

D

25 / 25

C

A

D

B

0%