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8-sinf Kimyo olimpiada №3

Yanvar 3, 2023

433 Ko'rishlar 0

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8-sinf Kimyo olimpiada №3

30.12.2022 yil oo.uzedu.uz

Online olimpiada savollari!

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Inson bir kunda 10 gr tuz iste’mol qiladi. 1 yilda qancha tuz iste’mol qiladi?

3,6 kg

36 kg

3 kg B.

300kg

2 / 25

Qaysi elementlaral lotropik o’zgarishga ega emas?

F, Cl, Br

O, C, P

H, C, N

Fe,C,Na

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B

A

D

C

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C

D

B

A

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C

D

B

A

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A

D

C

B

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D

B

A

C

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C

B

A

D

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A

B

D

C

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D

A

B

C

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C

D

B

A

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D

C

A

B

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A

D

C

B

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B

C

D

A

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B

C

A

D

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C

D

A

B

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A

D

C

B

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C

B

A

D

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D

B

A

C

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C

A

D

B

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C

D

B

A

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C

B

A

D

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B

C

D

A

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B

D

C

A

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A

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B

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