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

58.) 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'rtftorii uglerod
59. Quyidagi qatorlar bo'yicha birikmalarning barqarorligi qanday o'zgaradi? CH4, SiH4, GeH„, SnH4, PbH4. va H2Te, H2Se, H2S, H20. A) ortadi, kamayadi B) ortadi, ortadi C) kamayadi, kamayadi D) kamayadi, ortadi E) o'zgarmaydi
60. (Kovalent bog'ning qutbliligi kamayib boradigan qatorni ko'rsating. A) PH3, PCI3, PF3 B) H20, H2S, HF C) HCI, HI, HBr D) CF4 CCI4, CBr4 E) H2S, PH3, PCI3
61. Vodorod xlorid molekulasida qanday kimyoviy bog' mavjud? A) ion B) koordinatsion C) qutbli kovalent D) qutbsiz kovalent E) vodorod bog'
62. Kimyoviy bog'ning uzunligi qaysi molekulada eng katta qiymatga ega?
A) HCI B) VF6 C) WF6 D) SF6 E) NF3
63. Qaysi molekula qutbli kovalent bog'lanishga ega bo'lgan holda qutbsiz molekulaga misol bo'ladi? A) azot B) suv C) ammiak D) uglerod(IV) xlorid E) azot va ammiak
64.Qaysi modda molekulasining bog'lanishi mustahkam? A) vodorod B) xlor C) azot D) kislorod E) karbonat angidrid
65. .Quyidagi qatorlarda birikmalar turg'unligi qanday o'zgaradi? CH4, SiH4, GeH4 SnH4, PbH4 va H3Te, H2Se, H2S, H2 A) kamayadi B) ortadi, ortadi C) kamayadi, kamayadi D) ortadi, kamayadi E) o'zgarmaydi
66. Qaysi molekulada bog'lanish uzunligi kattaroq? A) HCI B) VF5 C) NF3 D) Sfe E) WF6
67 Moddalar: 1) magniy oksid; 2) bor oksid; 3) vodorod oksid; 4) azot (II) oksid; 5) uglerod (IV) oksiddagi bog' qutbliligi kamayib bo'rish tartibini toping. A) 4, 3, 5, 2, 1 B)4, 5, 1,3, 2 C) 1,2, 3, 5, 4 D)5, 4, 3, 2, 1 E) 2, 1,4, 3, 5
68.) Qutbli kovalent bog'li, lekin molekulasi qutbsiz bo'lgan moddani ko'rsating. A) bor xlorid B) suv C) ammiak D) uglerod (II) oksid E) vodorod sulfide