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8-sinf Kimyo olimpiada №3

Yanvar 3, 2023

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8-sinf Kimyo olimpiada №3

30.12.2022 yil oo.uzedu.uz

Online olimpiada savollari!

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Quyidagi elementlarni kashf qilgan olimlar nomiga mostlab yozing. a) galliy b) skandiy c) germaniy 1) Buabodron 2) Nilson 3) Vinkler

a-2 b-1 c-3

a-1 b-3 c-2

a-3 b-1 c-2

a-1 b-2 c-3

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Teng hajmli geliy bilan kislorod aralashmasining havoga nisbatan zichligini toping

0,62

1,24

0,31

0,93

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