7-sinf uchun “pisa” test savollari

7-sinf uchun “PISA” test savollari

1. 
   Idish nomi qaysi javobda to’g’ri ko’rsatilgan ?
   

A)probirka b) menzurka c)tub yumaloq kolba d) stakan

2. D.I.Mendeleyev nomidagi oltin medal bilan taqdirlangan ,”Mehnat Qahramoni “ unvoniga sazovor bo’lgan O’zbek kimyogar olimi kim?

1. 
   b) c) d)
   

3. Konnussimon kolbaning rasmi qaysi javobda to’g’ri ko’rsatilgan ?

1. 
   b) c) d)
   

4. Suv molekulasi to’g’ri ko’rsatilgan javobni toping ?

1. 
   b) c) d)
   

5. Quydagilardan filtrlash usulini ko’rsating?

a) b) s) d)

6. Qattiq agregat holatida molekulalar qanday holatda bo’ladi?

a) b) c) d) a va b javoblar to’g’ri

7. Quyidagi moddalarning grafik formulalaridan oltingugurt (VI)oksid moddasiga tegishli formulani toping?

a) b) c) d)

8. Sanoatda kislorodning olinish usulini ko’rsating?

a) b) c) d)

9. quyidagi asbob nomi qaysi javobda to’g’ri ko’rsatilgan ?

a) Ozonator b) ampermetr c) gaz olish nayi d) K ipp aparati

10.Quyidagi rasmlardan ko’mirning kislorodda yonish reaksiyasini toping?

1. 
   b) c) d)
   

11. alanganing tuzilishini yozing?____________________________________________ _____________________________________________________________________________________

12. ushbu rasmga izoh bering? _____________________________________________________________________________________

13. reaksiya natijasida nima hosil bo’ladi?______________

14. reaksiya natijasida nima hosil boladi?______________

15. ushbu jihozni tuzilishini yo’zing?___________________________

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