Tlar to'plami kimyo fanidan mavzulashtirilgan testlar mega to'plami

;C) NO, NHi ' D ) N2O, NH3 •'•'•'
108.(2019) Qaysi molekula tarkibida -rc-bo uchraydi?
. A) Cl2 B) NH3 C) CO2 D) SiO2
109.(2019) Pirofosfat kislota molekulasida oddiy va qo'sh
bog'lar nisbati qanday bo'ladi?
A) 6:1 B) 5:1 C) 4:1 D) 3:1
110.(2019) Perxlorat kislota molekulasidagi a - bog'lar
sonini ko'rsating.
A) 5 B) 3 C) 4 D) 6
111.(2019) Qaysi javobda keltirilgan barcha modda (yoki
ion) larda kovalent bog' mavjud?
A) Mg, HN03 B) NH+, H2O
C) NaJ, SO3 D) PO^, CsF
112.(2019) Qaysi javobdagi barcha moddalar qutbli kovalent
bog'lanishga ega?
A) CO2, Cl2, H2S B) NO2, O2, HF
C) NH3, PC13, H2O D) O3, S8, P4
113.(2019) Metall, kovalent va ion bog'lanishli moddalar
ketma-ketrigini toping.
A) Ba, SO3, CaF2 B) Sn, N2, H3PO4 .
C) Ag2S, O3, NaCl D) Cu, HC1, PH3
114.(2019) Metall, kovalent va ion bog'lanishli moddalar
ketma-ketligini toping.
A) O3, N2O5, LisPO4 B) Na, K2O, MgSO4
C) Cu, SiH4, CsF D) K2S, P4> CaCl2
115.(2019) Metall, kovalent va ion bog'lanishli modda-
- , lar ketma-ketligini toping.
A)Zn,HF,NH3 B) Ag, NO2, SrF,
C) Ag2S, S8, KI ' ' D) Pb, F2, H3As04
116.(2019) Metall, kovalent va ion bog'lanishli moddalar
ketma-ketligini toping.
A) JV2, BaF2, BaSO4 B) Li, Na^, MgS
C) Au, CH4, NaCl D) O3, N2O5, LifOt,
117.(2019) Qaysi javobdagi barcha moddalar ion bog'la-
> nishga ega?
A) CasP2, LiJST, CC14 B) MgF2, Ba(NO3)2, KOH
C) H^O3, H2S, FeO D) NHfil, K, Nafi
118.(2019) A12(SO4) 3 molekulasi tarkibidagi ion va kovalent
bog'lar sonini aniqlang.
; A) 6 va 12 • . B) 9 va 15
• 'C) 6 va 18 D) 8 va 16
119.(2019) Bog'i qutbli, molekulasi qutbsiz bo'lgan moddani
belgilang.
A) CH4 B) SO2 G)B2O D) NH3
120.(2019) Quyidagi qaysi elementlar orasidagi bog' eng
kuchli qutblangan?
A) xlor-vodorod B) oltingugurt-vodorod
G) fosfor-vodorod D) uglerod-vodorod
121.(2019) Qaysi moddalar qatorida elektron zichlik azot
atomi tomonsiljigan?
A) N2O, NH3 . B) NC13, NO2
C) A1N, NH3 D) NO, NH3
122.(2019) Quyidagi molekulalarni ularning tarkibidagi
qutbsiz kovalent bog'lar soni kamayib borish tartibida
joylashtiring.
. 1)H3PO2; 2)(CN)2; •
3) C4H10 ; . • . 4) Na2SO3.
A) 4,2,1,3 B) 4,2,3,1 C) 2,3,1,4 D) 3,1,2,4
I
Kimyoviy bog'lanishlarning turlari. 127
123.(2019) Bittadan olingan HClOx va H2SOy molekulalari
tarkibida IT - bog'lar sOni teng. Qo'sh bog'lar
soni oddiy bog'lar sonidan 1,5 marta kam bo'lsa,
ulardagi umumiy bog'lar sonini hisoblang.
A) 10 B) 14 C) 12 D) 16
124.(2019) C4Hx molekulasida umumiy bog'lar 10 ta
bo'lsa, x ning qiymatini aniqlang.
A) 10 B) 8 C) 4 D) 6
125.(2019) Quyidagi moddalarni bog' energiyasi ortish
tartibida joylashtiring.
1) HC1; 2) HF;
3) HJ 4) HBr.
A) 2,1,3,4 B) 1,4,3 C) 3,4,1,2 D) 4,3,1,2
126.(2019) Quyidagi qatorda bog' uzunligi qanday
o'zgaradi?
a) ortadi; b) kamayadi.
A) 1-b; 2-a; 3-b B) 1-b; 2-b; 3-a
C) 1-a; 2-b; 3-a D) 1-a; 2-a; 3-b
127.(2019) Quyidagi qatorda bog' qutbliligi qanday
o'zgaradi? ,
a) ortadi; b) kamayadi.
>CF4-^CCl4
A) 1-b; 2-b; 3-a B) 1-b; 2-a; 3-b
C) 1-a; 2-a; 3-b D) 1-a; 2-b; 3-a
128.(2019) HC = C-CH = CH2 molekulasidagi ugleroduglerod
bog' uzunligi o'ngdan chapga tomon qanday
o'zgaradi?
A) ortadi; kamayadi , . :', '
B) kamayadi; kamayadi•.. : . . ..'.
C) k a m a y a d i ; o r t a d i , : . > ;
D) ortadi; ortadi . • ''••••'' \
129.(2019) NH3 va AsH3 molekulalaridagi bog' uzunliklari
mos ravishda 0,101 nm va 0,151 nm bo'lsa, PH3 va
SbH3 molekulalari tarkibidagi bog' uzunliklari (nm)
qanday bo'lishi mumkin?
A) 0,170 va 0,161 B) 0,126 va 0,141
C) 0,142 va 0,170 D) 0,074 va 0,161 ''
130.(2019) Brom molekulasining bog' energiyasi 193kJ/mol
bo'lsa, yod va vodorod molekulalarining bog' energiyalari
qanday (kJ/mol) bo'lishi mumkin?