G’ulomjonov Eldor [phone] [phone] O’zlariz uchun harakat qilinglar hech bo’lmasa

G’ulomjonov Eldor [phone] [phone]

O’zlariz uchun harakat qilinglar hech bo’lmasa
O’z kelajaklariz uchun,Farzandlariz uchun.
Farzandlaringiz sizlarni farzandiz bo’lganidan faxrlanadigan darajada O’z farzandlariz o’zlarizdan o’rnak oladigan darajada bo’lishga harakat qilinglar

1. 
   0,2 mol SO2 va 0,3 mol SO3 dan iborat aralashma tarkibidagi oltingugurtning massa ulushini hisoblang.A) 1/4 B) 3/5 C) 10/23 D) 16/23
   
2. 
   2 gr geliyga necha litr (n.sh.) azot qo'shilgan da geliydan 3 marta og'ir gazlar aralashmasi olinadi? A) 6,72 B) 8,96 C) 5,6 D) 4,48
   
3. 
   N₂O va NO aralashmasida moiekulalar soni atomlar sonidan 2,8 marta kam. Dastlabki aralash­madagi (φ (NO) ni toping.A) 3/5 B) 2/5 C) 1/5 D)4/5
   
4. 
   Hajmiy tarkibi 70% is gazi va 30% noma’lum gazdan iborat bo‘lgan aralashmaning geliyga nisbatan zich­ligi 7,3 ga teng. Noma’lum gazni aniqlang?A) CH₄ B) NO₂ C) O₂ D) CO₂
   
5. 
   . Karbonat angidrid va is gazidan iborat aralash- maning neonga nisbatan zichligi 1,64 ga teng bo'lsa, shu aralashmadagi har bir gazning massa ulushini aniqlang?A) 0,6; 0,4 B) 0,8; 0,2 C) 0,75; 0,25 D) 0,7; 0,3
   
6. 
   Hajm bo'yicha 50% azot va 50% kisloroddan tashkil topgan gazlar aralashmasining kislorodga nisbatan zichligini aniqlang.A) 0,90 B) 14,5 C) 15 D) 0,94
   
7. 
   N.sh da CO+4CO2 (n.sh.) bo'lgan gazlar aralashmasi 44,8 l dagi is gazining massasini hisoblang.A) 11,2 B) 18 C)14 D)16
   
8. 
   Tarkibida 20 gr vodorod, 71 gr xlor, 114 gr ftor­dan tarkib topgan gazlar aralashmasining o'rtacha molekulyar massasini aniqlang.A) 38 B) 22 C)30 D) 14,6
   
9. 
   Argon va azotdan iborat gazlar aralashmasining o'r­tacha molyar massasi 32 ga teng bo'lsa, har bir gaz­ning massa ulushlarini hisoblang?A) 33,33; 66,67 B) 50; 50C) 41,67; 58,33 D) 32; 68
   
10. 
    Tarkibi 20 hajm kislorod, 30 hajm azot va 50 hajm geliy bo'lgan gazlar aralashmasining o'rtacha molekul­yar massasini hisoblang.
    

A) 16,8 B) 14,8 C) 6,4 D) 18,8

11. 
    . NO₂ ning ekvivalent massasini aniqlang.A) 46 B) 11,5 C) 14 D) 4,67
    
12. 
    H₃PO₄ ning ekvivalent massasini aniqlang.A) 32,67 B) 31 C) 98 D) 24,5
    
13. 
    Ba₃(PO₄)₂ ning ekvivalent massasini aniqlang.A) 601 B) 137 C) 200,33 D) 100,167
    
14. 
    Agar 1,575 g kislotani to’liq neytrallash uchun 1 g natriy gidroksid sarflansa, kislotaning ekvivalent mas­sasini aniqlang.A) 64 B) 1,5 C) 63 D) 49
    
15. 
    9,8 g kislotani neytrallash uchun 8 g natriy gidroksidi sarflanadi. Kislotaning ekvivalent massasini (g/mol) toping. A) 63 B) 49 C) 32,67 D) 45
    
16. 
    Nitrat kislotadagi kislorodning massa ulushini hisoblang A) 22,2 B) 1,58% C) 76,2% C) 99%
    
17. 
    . Tarkibida marganesning massa ulushi 49%, kislorodniki 51% bodgan oksid formulasini ko‘rsating.A) Mn₂O₃ B) MnO₂ C) MnO D) Mn₂O₇
    
18. 
    18 gr ugleroddagi modda miqdorini aniqlangA) 0,5 mol В) 1 mol C) 1,5 mol D) 2 mol
    
19. 
    0,2 mol miqdorining massasi 8,8 gr bo‘lgan moddaning molyar massasini topingA) 8,6 gr/mol B) 1,76 gr/molC) 44 gr/mol D) 66 gr/mol
    
20. 
    Zichligi 0,892 gr/1 bo'lgan gazni aniqlangA) azot B) kislorod C) ozon D) neon
    
21. 
    Kimyoviy element bu ? 𝐴) 𝑚𝑜𝑑𝑑𝑎𝑛𝑖𝑛𝑔 𝑜𝑑𝑑𝑖𝑦 𝑧𝑎𝑟𝑟𝑎𝑐ℎ𝑎𝑠𝑖 𝐵) 𝑚𝑜𝑑𝑑𝑎𝑛𝑖𝑛𝑔 𝑏𝑜`𝑙𝑖𝑛𝑚𝑎𝑠 𝑧𝑎𝑟𝑟𝑎𝑐ℎ𝑎𝑠𝑖 𝐶) 𝑚𝑜𝑑𝑑𝑎𝑛𝑖𝑛𝑔 𝑚𝑎𝑦𝑑𝑎 𝑧𝑎𝑟𝑟𝑎𝑐ℎ𝑎𝑠𝑖 𝐷) 𝑦𝑎𝑑𝑟𝑜 𝑧𝑎𝑟𝑦𝑎𝑑𝑖 𝑏𝑖𝑟 𝑥𝑖𝑙 𝑏𝑜`𝑙𝑔𝑎𝑛 𝑎𝑡𝑜𝑚𝑙𝑎𝑟 𝑡𝑢𝑟𝑘𝑢𝑚�
    
22. 
    Oddiy moddalar qatorini toping. A) 𝐴𝑙2𝑂3, 𝐻𝐶𝑙,𝐾𝐶𝑙, 𝑁𝐻4𝑂𝐻 B) 𝐻𝐶𝑙, 𝐻𝐹, 𝐻𝑁𝑂3, 𝐻2𝐶𝑂3 C) 𝑃4, 𝑆8,𝑂2,𝑂3 D) 𝑃𝐻3, 𝐻2𝑂, 𝐻2𝑆, 𝑁𝑎�
    
23. 
    Allatropiya deb nimaga aytiladi ? A) 𝑎𝑦𝑛𝑖 𝑏𝑖𝑟 𝑒𝑙𝑒𝑚𝑒𝑛𝑡𝑛𝑖𝑛𝑔 𝑏𝑖𝑟 𝑛𝑒𝑐ℎ𝑎 𝑥𝑖𝑙 𝑜𝑑𝑑𝑖𝑦 𝑚𝑜𝑑𝑑𝑎 ℎ𝑜𝑠𝑖𝑙 𝑞𝑖𝑙𝑖𝑠ℎ𝑖𝑔𝑎𝑎𝑦𝑡𝑖𝑙𝑎𝑑𝑖 B) 𝑡𝑎𝑟𝑘𝑖𝑏𝑖, 𝑚𝑖𝑞𝑑𝑜𝑟𝑖 𝑏𝑖𝑟 𝑥𝑖𝑙 𝑏𝑜`𝑙𝑔𝑎𝑛, 𝑙𝑒𝑘𝑖𝑛 𝑡𝑢𝑧𝑖𝑙𝑖𝑠ℎ𝑖 𝑏𝑖𝑙𝑎𝑛 𝑓𝑎𝑟𝑞 𝑞𝑖𝑙𝑎𝑑𝑖𝑔𝑎𝑛 𝑚𝑜𝑑𝑑𝑎𝑙𝑎𝑟𝑔𝑎 𝑎𝑦𝑡𝑖𝑙𝑎𝑑𝑖 C) 𝑡𝑎𝑟𝑘𝑖𝑏𝑖, 𝑚𝑖𝑞𝑑𝑜𝑟𝑖 𝑏𝑖𝑟 𝑥𝑖𝑙 𝑙𝑒𝑘𝑖𝑛,𝑡𝑢𝑧𝑖𝑙𝑖𝑠ℎ𝑖 𝑣𝑎 𝑘𝑖𝑚𝑦𝑜𝑣𝑖𝑦 𝑥𝑜𝑠𝑠𝑎𝑙𝑎𝑟𝑖 𝑏𝑖𝑙𝑎𝑛 𝑓𝑎𝑟𝑞 𝑞𝑖𝑙𝑎𝑑𝑖𝑔𝑎𝑛 𝑚𝑜𝑑𝑑𝑎𝑙𝑎𝑟𝑔𝑎 𝑎𝑦𝑡𝑖𝑙𝑎𝑑𝑖 D) 𝑒𝑙𝑒𝑚𝑒𝑛𝑡𝑖 𝑏𝑖𝑡𝑡𝑎 𝑎𝑡𝑜𝑚𝑑𝑎𝑛 𝑖𝑏𝑜𝑟𝑎𝑡 𝑏𝑜`𝑙𝑔𝑎𝑛 𝑚𝑜𝑑𝑑𝑎𝑙𝑎𝑟𝑔𝑎 𝑎𝑦𝑡𝑖𝑙𝑎𝑑𝑖.
    
24. 
    Quyidagilar orasidan fizikaviy bo`lmagan hodisani aniqlang. A) 𝑄𝑖𝑟𝑜𝑣𝑛𝑖𝑛𝑔 ℎ𝑜𝑠𝑖𝑙 𝑏𝑜`𝑙𝑖𝑠ℎ𝑖 B) 𝑠ℎ𝑎𝑚𝑛𝑖𝑛𝑔 𝑒𝑟𝑖𝑠ℎ𝑖 C) 𝑠ℎ𝑎𝑘𝑎𝑟𝑛𝑖𝑛𝑔 𝑞𝑖𝑧𝑑𝑖𝑟𝑖𝑙𝑔𝑎𝑛𝑑𝑎 𝑞𝑜𝑟𝑎𝑦𝑖𝑠ℎ𝑖 D) 𝑡𝑒𝑚𝑖𝑟𝑛𝑖𝑛𝑔 𝑠𝑢𝑦𝑢𝑞𝑙𝑎𝑛𝑖𝑠ℎ�
    
25. 
    Kimyoviy hodisalarga kirmaydigan jarayonni ko`rsating. A) 𝑢𝑧𝑢𝑚 𝑠ℎ𝑎𝑟𝑏𝑎𝑡𝑖𝑛𝑖𝑛𝑔 𝑏𝑖𝑗𝑔`𝑖𝑠ℎ𝑖 B) 𝑏𝑒𝑛𝑧𝑖𝑛𝑛𝑖𝑛𝑔 𝑦𝑜𝑛𝑖𝑠ℎ𝑖 C) 𝑦𝑜𝑔`𝑛𝑖𝑛𝑔 𝑠𝑜𝑣𝑢𝑞𝑑𝑎 𝑞𝑜𝑡𝑖𝑠ℎ𝑖 D) 𝑜ℎ𝑎𝑘𝑛𝑖𝑛𝑔 𝑠𝑜`𝑛𝑑𝑖𝑟𝑖𝑙𝑖𝑠ℎ𝑖
    
26. 
    Quyidagilarning qaysi biri kimyoviy jarayon? 1) Metanning yonishi; 2) alyuminiy simning cho`zilishi; 3)muzning erib suyuq xolatga kelishi 4) temirning zanglashi; 5) suvning bug`lanishi A) 1,2 B) 3,4 C) 3,5 D) 1,4
    
27. 
    .Quyidagi jarayonlar orasidan fizikaviy xodisalarni aniqlang. 1) 𝑜𝑙𝑡𝑖𝑛𝑔𝑢𝑔𝑢𝑟𝑡𝑛𝑖𝑛𝑔 𝑠𝑢𝑦𝑢𝑞𝑙𝑎𝑛𝑖ℎ𝑖 2) 𝑜𝑙𝑡𝑖𝑛𝑔𝑢𝑔𝑢𝑟𝑛𝑖𝑛𝑔 𝑦𝑜𝑛𝑖𝑠ℎ𝑖 3) 𝑠ℎ𝑖𝑠ℎ𝑎 𝑝𝑖𝑠ℎ𝑖𝑟𝑖𝑠ℎ 4) 𝑠ℎ𝑖𝑠ℎ𝑎𝑛𝑖 𝑚𝑎𝑦𝑑𝑎𝑙𝑎𝑠ℎ 5) 𝑠ℎ𝑎𝑘𝑎𝑟𝑛𝑖𝑛𝑔 𝑒𝑟𝑖𝑠ℎ𝑖 6) 𝑠ℎ𝑎𝑘𝑎𝑟𝑛𝑖𝑛𝑔 𝑘𝑜`𝑚𝑖𝑟𝑙𝑎𝑛𝑖𝑠ℎ𝑖 A) 1,4,5 B) 4,5 C) 1,4 D) 1,2,3
    
28. 
    Atomning massasi deyilganda … … … tushuniladi. A) 𝑦𝑎𝑑𝑟𝑜𝑑𝑎𝑔𝑖 𝑝𝑟𝑜𝑡𝑜𝑛𝑙𝑎𝑟𝑛𝑖𝑛𝑔 𝑢𝑚𝑢𝑚𝑖𝑦 𝑚𝑎𝑠𝑠𝑎𝑠𝑖 B) 𝑦𝑎𝑑𝑟𝑜𝑑𝑎𝑔𝑖 𝑛𝑒𝑦𝑡𝑟𝑜𝑛𝑙𝑎𝑟𝑛𝑖𝑛𝑔 𝑢𝑚𝑢𝑚𝑖𝑦 𝑚𝑎𝑠𝑠𝑎𝑠𝑖 C) 𝑦𝑎𝑑𝑟𝑜 𝑎𝑡𝑟𝑜𝑓𝑖𝑑𝑎𝑔𝑖 𝑒𝑙𝑒𝑘𝑡𝑟𝑜𝑛𝑙𝑎𝑟 𝑚𝑎𝑠𝑠𝑎𝑠𝑖 D) 𝐴, 𝐵, �
    
29. 
    Quyidagi qatorlardan qaysi birida oddiy moddalar berilgan? A) 𝑚𝑖𝑠, 𝑎𝑧𝑜𝑡, 𝑖𝑠 𝑔𝑎𝑧𝑖 B) 𝑘𝑖𝑠𝑙𝑜𝑟𝑜𝑑, 𝑣𝑜𝑑𝑜𝑟𝑜𝑑, 𝑜𝑙𝑡𝑖𝑛𝑔𝑢𝑔𝑢𝑟𝑡 C) 𝑓𝑜𝑠𝑓𝑜𝑟, 𝑣𝑜𝑑𝑜𝑟𝑜𝑑 𝑥𝑙𝑜𝑟𝑖𝑑, 𝑜𝑙𝑡𝑖𝑛 D) 𝑥𝑙𝑜𝑟, 𝑚𝑎𝑔𝑛𝑖𝑦, 𝑘𝑎𝑙𝑖𝑦 𝑜𝑘𝑠𝑖𝑑
    
30. 
    Alyuminiy xloridda necha xil element bo`lsa quyidagi qaysi moddalarda o`shanch xil element bor ? 𝐴) 𝐻2𝑆𝑂4 𝐵) 𝐻2𝑆 𝐶) 𝑂2 𝐷) 𝐻𝑁𝑂3
    

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