kimyo nazariyasi test savollar

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1- nazorat ishi 1. davriy jadvalda nechta oila mavjud a.3 b. 4 s. 5 d. 2 2. atomda to’rttala kvant sonlari bir xil qiymatga ega bo’lgan elektronlar mavjud bo’la olmaydi bu qaysi qonunga tegishli a. xund qoidasi b. pauli prinsipi s. klechkovskiy qoidasi d. bor nazariyasi 3. elektronning xususiy holatini qaysi kvant son belgilaydi a. bosh b. orbital s. magnit d. spin 4. orbital kvant son qaysi belgi bilan belgilanadi a.l b. m s. ml d.ms 5. qo’rg’oshin elementiga tegishli elektron konfigurasiyani belgilang. a. … 4s2 4p2 b. …5s2 5p2 s. …6s2 6p2 d. ….7s2 7p2 6. tartib raqami 24 bo’lgan elementda nechta to’lgan pog’ona va pog’onachalar bor. a. 3,7 b. 3,6 s. 2,7 d. 2,6 7. tartib raqami 26 bo’lgan elementda nechta toq elektron bor. a. 2 b. 3 s. 4 d. 5 8. yadrosida 78 ta proton bo’lgan element atomining s,p,d,f elektronlar sonini belgilang. a. 11, 24, 29, …

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ammoniy xlorid a. 4,6,8 b. 1,4,6 s. 3,8,9 d. 2,5,6 16. orbital deb nimaga aytiladi.________________________________________________ 17. pog‘onachadagi maksimal elektronlar soni qaysi formula bilan aniqlanadi. _________ 18. yadro zaryadlari bir xil bo’lgan bo’lgan atomlar to’plami _________ deyiladi 19. temir elementidagi neytronlar soni _______________ 20. elektron juftlar tufayli vujudga keladigan kimyoviy bog‘lanish__________ deyiladi. t/r 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 javobi natija 16. ______________________ 17. __________________ 18. ______________________ 19. ______________________ 20. __________________ o’quvchi bahosi : __________ ii. variant. 1. qaysi kvant son elemntning elektronning energiyasini belgilaydi. a. bosh b. orbital s. magnit d. spin 2. atomning planetar modelini yaratgan olim kim. a. nilsn b. tomson s. bor d. rezerford 3. magnit kvant son qaysi belgi bilan ifodalanadi. a. n b. l s.. ml d. ms 4. pog‘onachadagi maksimal elektronlar soni qaysi 2 (2 l+1) formula bilan aniqlanadi. a. n= 2n2 b. 2 (2 …

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i s. 7 ta sigma 1 ta pi d. 5 ta sigma 3 ta pi 13. 5. tarkibida 2 ta π- bog‘ bo‘lgan molekulalarni aniqlang. 1) azot; 2) kislorod; 3) metan; 4) oltingugurt (vi) oksid; 5) atsetilen; 6) karbonat angidrid. a) 1, 6; b) 3, 4 ; c) 2, 3, 4; d) 1, 5, 6. 14. izotop yadrosi 81 ta neytron va 40,87 % protondan iborat. izotopning nisbiy atom massasini toping. a) 137; b) 127; c) 131; d) 119. 15. qutbsiz kovalent bog’ga ega bo’lgan birikmalarni ko’rsating. 1). metan 2) oltingugurt (iv) oksidi 3). natriy ftorid 4 ) vodorod 5) vodorod xlorid 6 ) kislorod 7 ) ammiak 8) brom 9. ammoniy xlorid a. 4,6,8 b. 1,4,6 s. 3,8,9 d. 2,5,6 16. vodorod bog’lanish deb nimaga aytiladi. ________________________ 17. elektronlar soni bir xil bo’lgan atomlar to’plami _______________ 18. germaniy ______________ tamonidan yaratilgan 19.g eliy, neon, argon _________________ guruhini tashkil etadi. …

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_________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ _______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ o’qituvchi bahosi _________ ii- variant 1. 3 gr vodorod bilan 24 gr kislorod aralashmasi portlatilganda, necha gramm suv hosil bo’ladi. 2. vodorodga nisbatan zichligi 35 ga teng bo’lgan so2 va so3 gazlari aralashma

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sining 8 litr hajmini yondirish uchun qancha hajm (l, n.sh ) havo sarf bo’ladi. 3.havoga nisbatan zichligi 7,587 ga teng bo’lgan fosfor oksidlarining biridagi fosforning massa ulushi 56,4 % ni tashkil etadi. shu oksidning molekulyar formulasini aniqlang 4. 5,6 litr ammiakning normal sharoitdagi massasini, modda miqdorini, molekulalar sonini, hamda atomlar sonini toping 5. uglerod (iv) oksid 220 da va 500 kpa bosimda hajmi 20 l bo’lgan idishda saqlanadi. uning massasini gr aniqlang. ______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ __________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

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1- nazorat ishi 1. davriy jadvalda nechta oila mavjud a.3 b. 4 s. 5 d. 2 2. atomda to’rttala kvant sonlari bir xil qiymatga ega bo’lgan elektronlar mavjud bo’la olmaydi bu qaysi qonunga tegishli a. xund qoidasi b. pauli prinsipi s. klechkovskiy qoidasi d. bor nazariyasi 3. elektronning xususiy holatini qaysi kvant son belgilaydi a. bosh b. orbital s. magnit d. spin 4. orbital kvant son qaysi belgi bilan belgilanadi a.l b. m s. ml d.ms 5. qo’rg’oshin elementiga tegishli elektron konfigurasiyani belgilang. a. … 4s2 4p2 b. …5s2 5p2 s. …6s2 6p2 d. ….7s2 7p2 6. tartib raqami 24 bo’lgan elementda nechta to’lgan pog’ona va pog’onachalar bor. a. 3,7 b. 3,6 s. 2,7 d. 2,6 7. tartib raqami 26 …

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