A) Davr bo„ yicha ortib boradi, guruh bo„ yicha
kamayadi B) Davr bo‗ yicha va guruh bo‗
yicha kamayadi
C) Davr bo‗ yicha kamayadi, guruh bo‗ yicha ortadi
D) Davr va guruh bo‗ yicha ortadi
151. Atomlarning umumiy elektron juftlari vositasida
bog‗ lanishi qanday nomlanadi?
A) Ion bog‗ lanish B) Metall bog‗ lanish
C) Kovalent bog„ lanish D) Vodorod bog‗
lanish
152. Donor – akseptor bog‗ lanishda qatnashgan
umumiy elektron jufti qaysi atomga tegishli bo‗ ladi?
A) Kationga B) Anionga C) Akseptorga
D) Donorga
153. Atom kristall panjarada kristall panjara
tugunlaridagi atomlar orasida qanday turdagi kimyoviy
bog‗ lanish turi mavjud?
A) Vodorod bog‗ lanish B) Kovalent bog„ lanish
C) Ion bog‗ lanish D) Metall bog‗ lanish
154. Osh tuzining kristall panjarasi tuzilishi qanday?
A) Kubsimon B) Tetraedrik C) Oktaedrik
D) Uchburchak
155. Olmos kristallari tugunlarida uglerod atomlari qo‗
shni to‗ rtta uglerod atomi bilan muntazam qanday
shakldagi kristallarni hosil qiladi?
A) Kubsimon B) Uchburchak
Do'stlaringiz bilan baham: |