9-sinf testi III- iv chorak Kimyo 1-v benzolni formulasini ko’rsating

9-sinf  testi III- IV chorak    Kimyo                      1-V

1. 
   Benzolni formulasini ko’rsating
   

A) C6H6 B) C6H5 C) C6H5OH         D) C2H6 

2. 
   Glyukozaning formulasining toping
   

A) C6H12O22 B) C6H12O5 C) C6H12O6                         D) C6H12O11

3. 
   Metanolni formulasini toping
   

A) CH3OH B) C2H5OH           C) C3H7OH         

4. 
   Mitil spirti nimadan olinadi?
   

A) Neftdan B) Ko’mirdan       C) Yog’ochdan       D) Shakardan

5. 
   Yer yuzida Qaysi metal eng ko’p tarqalgan?
   

A) Fe        B) Cu      C) Ca                      D) Al

6. 
   1s²2s² 2p⁶3s² 3p⁶ 3d⁶ 4s² ushbu electron tuzilishi formula qaysi elementga tegishli?
   
7. 
   A) Al B) Fe C) Na      D) Ca
   
8.