Umumiy kimyo I bob. Atom tuzilishi va davriy qonun Atom tuzilishi. Elementar zarrachalar – proton, neytron, elektron

16.Qaysi bog' eng kuchsiz? A) vodorod B) qutbli kovalent C) qutbsiz kovalent D) ion E) metal
17. Natriy formiat molekulasida kimyoviy bog'laming qaysi turlari mavjud? 1) nonli; 2) vodorod bog'lanish; 3) qutbsiz kovalent; 4) qutbli kovalent; 5) donor-akseptor. A) 1.3 B) 2, 3 C) 1,4 D)3, 5 E )1 ,5
18. BeH₂ gidridida qaysi turdagi bog'lanish mavjud? A) ion B) metall C) kovalent D) qutbli kovalent E) metall va kovalent
19. Berilliy birikmalariga xos bo'lgan bog'lanish tipini aniqlang. A) ion B) kovalent C) vodorod D) ion va kovalent E) ion va vodorod
20. Spirtiardagi kistorod bilan bog'langan vodorod atomidan bog'lovchi elektron juffining kislorod atomiga siljishi natijasida vujudga kelgan O-H bog'ining qutblanishi ulaming qanday xossalarini keltirib chiqaradi? 1 ) kislotalik xossalari; 2 ) molekulalararo vodorod bog' vujudga kelishi; 3) qaynash haroratining yuqori bo'lishi; 4) suvda yaxshi erishi; 5) nukleofil almashinish reaksiyasida qatnashishi. A) 1 B) 2, 3 C) 4, 5 D) 1,4, 5 E) 1, 2, 3,4
21. Quyida keltirilgan: 1) kaliy ftorid; 2) yod; 3) oltingugurt; 4) uglerod (IV) oksid; 5) kremniy karbiddagi kimyoviy bog'lanish turi qanday?
A) 1,2 - ion; 3, 4 donor-akseptor, 5 - qutbsiz kovalent
B) 1,4 - ion; 2,3 - kovalent; 5 - qutbli-kovalent
C) 1,2 - metall; 3, 4 - kovalent; 5 - ion
D) 1 - ion; 2, 5 - qutbli kovalent; 3, 4 - donor-akseptor
E) 1 - ion; 2, 3 qutbsiz kovalent; 4, 5 - qutbli kovalent
22.Sirka kislotaga natriy ishqor ta'sir ettirib olingan modda molekulasida kimyoviy bog'laming qaysi turlari mavjud emas? 1) ionli; 2) vodorod bog'lanish; 3) qutbsiz kovalent; 4) qutbli kovalent; 5) donor-akseptor 6 ) metall. A) 3, 4, 6 B )1,3 , 5 C) 4, 5, 6 D )1 ,3 , 4 E) 2, 5,6
23. Mis kuporosining formulasi [Cu(H₂O)₄]SO₄* Н₂О moddaning xususiyatini aks ettiradi. Bu birikmada qanday bog'lar mavjud? 1) ionli; 2) kovalent; 3) qutbli kovalent; 4) donor-akseptor; 5) metall; 6 ) vodorod. A) 1,3, 4, 6 B)2, 3, 5, 6 C) 1, 2, 5, 6 D)2, 3, 4, 6 E) 2, 4, 5, 6