Kimyoviy bog‘lanish

02-3son-4.
161. C-E bog‘ning qutbliligi oshib borgan qatorni tanlang.
A) karbonat angidrid, uglerod(IV)sulfid, to‘rtxlorli uglerod
B) uglerod tetraftorid, metan, is gazi
C) uglerod disulfid, uglerod(IV)oksid, uglerod to‘rtftorid
D) to‘rtxlorli uglerod, is gazi, etan
E) karbonat angidrid, uglerod(IV)sulfid, to‘rtftorli uglerod
02-6son-36.
162. Molekulalarda -bog‘lar soni ortib boradigan qatorni aniqlang.
A) etilen, karbonat angidrid, oltingugurt(VI)oksid
B) sulfat kislota, atsetilen, azot
C) ortofosfat kislota, xrom(VI) oksid, etilen
D) uglerod(IV)oksid, benzol, azot(IV)oksid
E) nitrat kislota, karbonat kislota, ozon
02-6son-38.
163. Quyidagi qatorlar bo‘yicha birikmalarning barqarorligi qanday o‘zgaradi?
CH₄, SiH₄, GeH₄, SnCl₄, PbH₄ va
H₂Te, H₂Se, H₂S, H₂O
A) ortadi, kamayadi B) ortadi, ortadi
C) kamayadi, kamayadi D) kamayadi, ortadi
E) o‘zgarmaydi
02-8son-3.
164. Poling taklif qilgan jadvaldagi elementlarning nisbiy elektromanfiyligi qaysi elementga nisbatan belgilanadi?
A) N₂ B) O₂ C) S D) Li E) Au
02-12son-71.
166. Kovalent bog‘ning qutbliligi kamayib boradigan qatorni ko‘rsating.
A) PH₃,PCI₃,PF₃ B) H₂O,H₂S,HF C) HCI,HJ,HBr
D) CF₄,CCI₄,CBr₄ E) H₂S,PH₃,PCI₃
03-1son-16.
167. Qo’shbog‘lar soni bir xil bo‘lgan molekulalar juftini ko‘rsating.
1) H₂SO₄, SO₂ 2) SO₃, CO₂ 3) HClO₃, H₂SO₄
4) N₂, C₂H₂ 5) C₂H₂, HClO₄
A) 1,2 B) 1,3 C) 2,3 D) 4,5 E) 2,4
03-1son-30.
168. Nomolekulyar tuzilishga ega bo‘lgan moddani ko‘rsating.
A) suv B) vodorod xlorid C) metil spirti
D) oltingugurt E) temir sulfid
03-1son-37.
169. Kimyoviy bog‘ning uzunligi qaysi molekulada eng katta qiymatga ega?
A) HCl B) VF₅ C) WF₆ D) SF₆ E) NF₃
03-3son-70.
170. Timin va sitozin molekulalaridagi - va –bog‘lanishlar sonining nisbatini toping.
A) 13:5 va 11:5 B) 12:6 va 10:6 C) 8:7 va 7:6
D) 15:3 va 13:3 E) 16:2 va 14:2