Toshkent viloyati parkent tumani 3-umumiy o’rta ta’lim maktabining – “ ” sinf o`quvchisi

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2023 7-Sinf KIMYO NAZORAT ISHI daftar 2022
Metall oyna(amorf qotishma)lar, Materialshunoslik, Hayotning paydo boʻlishi - Vikipediya, Allambergen 6 falsafa, Windows Server boshqaruvi 1-amaliy ish, 7 maruza, 4-иавзу.КИМ, 1- lab, Mavzu Ko\'p omilli shaxs o\'rganish so\'rovnomalar. Reja, Корпоратив тест-200, Fotima Jo`rayeva, Toliboyeva Barno 17, Bhakti Vijnana Goswami, 1714805163504-Organic

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Sana
Ball
Imzo
1-Nazorat ishi
Mavzu : Dastlabki kimyoviy tushunchalar
Nazorat shakli: Kimyoviy diktant.
1.Kimyo fani________________________________________________________
___________________________________________________to’g’risidagi fandir.
2.Jahonda tanilgan buyuk ajdodlarimiz___________________________________
_________________________________________________________________lar
VIII-X asrdalardayoq o’zlarining ilmiy asarlarida kimyoviy moddalardan turmush
ehtiyojlaridan va turli xil kasalliklarni davolashda foydalanish yo’llari haqida
dastlabki ma’lumotlarni keltirganlar.
3.kiyimingizga tekkan siyohni qanday yo’qotish mumkin?____________________ __
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4. Tajriba davomida termometr sinib ketsa , tokilgan simobni__________________
_______________________________________________ orqali yig’ib olish kerak.
5. Natriy metalini __________________________solingan idishda saqlash kerak.
6. Kislotani suyultirishda_________________________________________shart.
7._________________________________________________________________

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________________kimyoviy xossa deyiladi

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