Jizzax viloyati zomin tumani 2-maktabining – “ ” sinf o`quvchisi
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- Bu səhifədəki naviqasiya:
- Kompitentlikni aniqlash uchun materiallar
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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?____________________ __ ________________________________________________________________ __________________________________________________________________ _________________________________________________________________________________________________ _________________________________________________________________________________________________ _______ 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._________________________________________________________________ 12 _________________________________________________________________________________________________ ________________kimyoviy xossa deyiladi Kompitentlikni aniqlash uchun materiallar: 8. Qandning suvda erishida qanday hodisa kuzatiladi ?_______________________ 9. Nima uchun xonadonda ishlatiladigan shisha banka idishlarni olovga qo’yib qizdirib bo’lmaydi?__________________________________________________ 10. Alangani______qismga bolish mumkin. 1-alanganing yuqori qismi _______________ 2-alanganing o’rta qismi ______________ 3-alangani pastki qismi___________________________________________________bo ‘ladi. 11. Ifloslangan osh tuzini tozalash usullarini yozing.______________________ _________________________________________________________________________________________________ _________________________________________________________________________________________________ ___________________ 12. Uy ro’zgorda ishlatiladigan asal, sut, o’simlik moyi qanday moddalarga misol bo’ladi?____________________________________________________________ _________________________________________________________________________________________________ _____________________________________ Sana Ball Imzo Yüklə 1,61 Mb. Dostları ilə paylaş:
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