Kimyo. (1 Qism)

A) 273 B) 400 K C) 273 K D) 546

434. 
     Avtotransport gaz baloniga 20 atm (T =273K) da propan gazi joylashtirildi. Gaz ballonning kuchi 40 atm gat eng. Tashqi muhitning harorati qanchaga yetganda gaz ballonning kuchi bardosh berolmaydi?
     

A) 273 B) 400 K C) 546 K D) 200

434. 
     Avtotransport gaz baloniga 250 atm (T =273K) da metan gazi joylashtirildi. Gaz ballonning kuchi 400 atm gat eng. Tashqi muhitning harorati qanchaga yetganda gaz ballonning kuchi bardosh berolmaydi?
     

A) 400 B) 437 K C) 100 K D) 350

434. 
     C₅H₁₂ ning tarmoqlangan izomerlar sonini toping.
     

A) 2 B) 3 C) 5 D) 1

434. 
     C₆H₁₄ ning tarmoqlangan izomerlar sonini toping.
     

A) 5 B) 4 C) 3 D) 2

434. 
     C₄H₉ ning tarmoqlangan izomerlar sonini toping.
     

A) 4 B) 2 C) 3 D) 5

434. 
     Al(NO₃)₃ molekulasida jami donor-akseptor bog’lar sonini toping.
     

A) 2 B) 4 C) 3 D) 6

434. 
     Ca(NO₃)₂ molekulasida jami donor-akseptor bog’lar sonini toping.
     

A) 2 B) 4 C) 3 D) 1

434. 
     N₂O, P₄H₁₀, H₃O⁺, C₄H₄ va CO₂ moddalarning nechtasida donor-akseptor bog’ bo’ladi?
     

A) 2 B) 3 C) 4 D) 1

434. 
     KJ₃, Fe(CO)₅, CO, O₂ va Cl₂O₇ moddalarning nechtasida donor-akseptor bog’ bo’ladi?
     

A) 2 B) 3 C) 4 D) 1

434. 
     CH₃NH₃Cl, CH₃MgBr, Na₂CO₃∙10H₂O, COCl₂ va NNa₃ moddalarning nechtasida donor-akseptor bog’ bo’ladi?