10 Jul 2026, 16:44 UTC60 views1 reactionsread 9 August 2026 Forwarded from @Orifjonov_Kimyo
Kimyo fanidan qaysi mavzularni ko'proq takrorlash kerak.
Oldingi 4 yildagi tushgan savollarga qarab hulosa qilsak:
Hisoblash masalalari (stoixiometriya, mol, massa, hajm) 12–14 ta
Organik kimyo (alkan, spirt, benzol, piroliz) 6–7 ta
Noorganik reaksiyalar (KMnO₄, NH₃, karbonatlar)
4–5 ta
Elektroliz va oksidlanish-qaytarilish
2–3 ta
Gidroliz
2 ta
Reaksiya tezligi va muvozanat 1 ta
Davriy jadval va atom tuzilishi
1–2…
🔥1
21 Feb 2026, 15:36 UTC434 views2 reactionsread 9 August 2026 Forwarded from @Orifjonov_Kimyo
1-smena | 21-fevral
125g 20% lik bir xil massada Na2SO4 va qaysi bir tuz 2 xil idishda,ustiga 5g tegishli tuzlardan solindi.Eruvchanligi berilgan Na2SO4-30gr va 2-tuzniki 38 gr
To‘g‘ri variantlarni toping.
1) 1-idishda to‘yingan eritma
2)2-idishda to‘yinmagan eritma
3)2-idishda o‘ta to‘yingan eritma
Qaysi tuz gidrolizga uchramaydi
H3PO3 va H3PO2ning umumiy boglar son
Naftalinga xos togri javoblar
📲 @ORIFJONOV_KI…
👍2
21 Feb 2026, 15:36 UTC316 viewsread 9 August 2026 Forwarded from @Orifjonov_Kimyo
2-smena
36. Oksidlanish qaytarilish
Cu2S+HNO3->
37. KMnO4 qizdirilganda ajralgan qattiq qoldiqqa HCl tasir ettirildi dastlabki tuz miqdori soʻralgan
41. Savol
Anorganik reaksiyalar
42. Organik reaksiyalar 7 ta
43. Savol
Probirkalar choʻkma ranglar
21 Feb 2026, 15:36 UTC333 viewsread 9 August 2026 Forwarded from @Orifjonov_Kimyo
1-smena | 22-fevral
41da H2SO4 ning 300 gr 88.2 foizli eritmasi ga x gr CaJ2 eritmasidan qoshildi . Natijada palag‘da tuxum xidli gaz xosil boldi.keyn Qoramtir kulrang oddiy modda chokmaga tushdi. Nordon tuz olingandi. BaBr2 qoʻshildi.
Keyn esa ashi eritmaga AgNO3 Qoshldi va chokmalar xosil boldi.
Maltoza gidrolizidan olingan monosaxarid moy kislotali bijgidi. Hosil bo'lgan mahsulotlar ga qancha NaOH kerak (mol)
…
21 Feb 2026, 15:36 UTC403 viewsread 9 August 2026 Forwarded from @Orifjonov_KimyoPhoto
1-smena | 21-fevral
42-masala yechimi
📲 @ORIFJONOV_KIMYO
21 Feb 2026, 09:46 UTC556 views4 reactionsread 9 August 2026 Bugungi 1 smenadagi tushgan 43 ta savol
👍4
21 Feb 2026, 09:40 UTC282 views5 reactionsread 9 August 2026 Forwarded from @Orifjonov_KimyoFile
KIMYO MILLIY SERTIFIKAT 2026.pdf
21-fevral 43 talik orginal
👍5
21 Feb 2026, 08:11 UTC242 views1 reactionsread 9 August 2026 Forwarded from @Orifjonov_KimyoPhoto
43-masala
📲 @ORIFJONOV_KIMYO
👍1
21 Feb 2026, 08:11 UTC272 views2 reactionsread 9 August 2026 Forwarded from @Orifjonov_KimyoPhoto
Yechimlari:
33-masala
34-masala
35-masala
36-masala
41-masala
42-masala
43-masala
Kanalga obuna bo'lish
📲 @ORIFJONOV_KIMYO
👍2
21 Feb 2026, 07:55 UTC203 views3 reactionsread 9 August 2026 Forwarded from @Orifjonov_KimyoPhoto
...
😁2👍1
21 Feb 2026, 07:55 UTC229 viewsread 9 August 2026 Forwarded from @Orifjonov_KimyoPhoto
42-savol to'liq
📲 @ORIFJONOV_KIMYO
📲 @ORIFJONOV_KIMYO
21 Feb 2026, 07:47 UTC196 views2 reactionsread 9 August 2026 Forwarded from @Orifjonov_Kimyo
1-smena | 21-fevral
YOZMA ISH
41)
Tarkibi Na Cl va O dan iborat 5.43 gr tuz sulfat kislota ishtirokida KI eritmasi bilan tasirlashganda 0.12 mol qoramtir kulrang oddiy modda idish tubiga cho'kdi. Eritma filtrlangandan so'ng filtratda Me(COO)2 tashlandi va Eritma cho'kma tushishi to'xtaguncha sovutildi. Hosil bolgan eritma filtirlandi. Olingan cho'kma massasi 44.7 gr ( cho'kma MeCl2 va MeSO4 dan tashkil topgan) tas…
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