@olimpiada_kimyo kanali admini tomonidan maxsus tayyorlandi
Admin @m_egamberganov
7-sinf Pisa testi
1.Idish nomi qaysi javobda to’g’ri ko’rsatilgan ?
A)probirka b) minzurka c)tubi yumaloq kolba d) stakan
2. Idish nomi qaysi javobda to’g’ri ko’rsatilgan ?
a)probirka b) minzurka c)tubi yumaloq kolba d) stakan
3. Idish nomi qaysi javobda to’g’ri ko’rsatilgan ?
a)probirka b) minzurka c)tubi yumaloq kolba d) stakan
4. Quyidagi rasmdagimoddalarning kimyoviy formulasini yozing.
a)H
2
O ; NaClO
3
b)NaCl ; H
2
O c)H
2
O ; NaCl d)NaClO ; H
2
O
2
5. Idish nomi qaysi javobda to’g’ri ko’rsatilgan ?
a) konussimon kolba b) tubi yassi kolba c) o’lchov kolba d) pipetkalar
6. Spirt lampasining qismlarini juftab ko’rsating.
a) Qalpoqcha b) Metall disk c) Idish d) Plik
7. Alanga qismlarini juftlab ko’rsating.
a) Ravshan issiq qism b) Chetlari xira eng issiq qism c) juda xira issiq emas
8. Qaysi javobda moddaning gaz holati ko’rsatilgan ?
9. Quyidagi Reaksiya tenglamasini yozing.
…………………………………………………………….
10. Quyidagi Reaksiya tenglamasini yozing. …………………………………………………………….