UNIVERSAL KIMYO
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Keling!!! Kimyoni birgalikda Γ³rganamizπŸ”₯
Π”Π°Π²Π°ΠΉΡ‚Π΅!!! Π˜Π·ΡƒΡ‡Π°Π΅ΠΌ вмСстС Π₯имиюπŸ”₯
ustoz: Bunyod Raxmanov
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Grinyar reaktiviga karbon kislota ta’sir ettirildi (etil magniy yodid+sirka kislota 12g)
a) hosil bo’lgan organik modda massasi
b) hosil bo’lgan organik moddani gidrolizlangandan so’ng hosil bo’lgan organik moddadagi vodorod atomlari soni

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232g Temir(II) -nitrat va mis aralashmasi ochiq havoda qizdirilganda massa o’zgarmadi.
a) dastlabki tuz massasi
b) hosil bo’lgan mis(II)oksid massasi

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Litiy bn natriydan iborat aralashma 5mol kislorodda yondirildi. Hosil bo’lgan qattiq moddalar CO2 bn reaksiyaga kirishdi. Sarflangan CO2 massasi dastlabki aralashma massasidan 2 marta ko’p.
a) Hosil bo’lgan tuz necha mol bariy xlorid bn reaksiyaga kirishadi
b) dastlabki aralashma massasi

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Metan bilan siklopropan ning H/C = 2,5 ga teng. Shu moddalarning 1 molini yonishi uchun necha mol  O2 sarflanadi?

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Ushbu oksid odatdagi sharoitda qattiq bo'lib, ishqor bilan reaksiyaga kirishadi. Kuchli kislotalar bilan kirishmaydi. Boksit va nefelin tarkibiga kiradi bu qaysi element?
βœ…Al

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PbO2+ Mn(+2) + H(+) =Pb(+2) + MnO4(-) + H2O o’ng tomon va chap tomondagi Koeffitsiyentlar yig’indisini toping?
βœ…mustaqil ishlang

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Metanga nisbatan zichligi 1,875 bo’lgan CO va noma’lum gazdan iborat aralashmada gazlarning massalari teng. Noma’lum gazni toping?

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X befarq oksid gaz va propen teng mol nisbatda olingan aralashmaning He ga nisbatan zichligi 9 ga teng boβ€˜lsa, X gaz ni toping
A) SO2
B) NOβœ…
C) N2O
D) CO

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300 mol O2 CO bn reaksiyaga kirishdi. Hosil bo'lgan CO2 bilan ortib qolgan O2 teng bΓ²lsa, hosil bo'lgan gazni miqdorini aniqlang?

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Savol: (chin) Eritmaga xos ma'lumotni toping.
1) tarkibi bir xil moddadan iborat 2) fizik tasirlarda tarkibiy qismga ajratb bo'lmaydi 3) hosil bo'lishida issiqlik chiqishi yoki yutilishi mumkin 4) erigan modda qoΚ»shilganda hajm oΚ»zgaradi 5) butun hajm bΓ²ylab bir tekis tarqaladi
βœ…3,5

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Quyidagilardan qaysilarining suvli eritmalari pH qiymati 7 dan kichik
A) suv va rux nitrat
B)βœ…aluminiy xlorid va sirka kislota
C) kaliy atsetat va K2S
D) kaliy sulfit va nimadir

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4 ta probirka bor. Propan kislota, propanal, propandiol-1,2, propanol-1. 3-probirkadagi moddani 1- va 4-probirkadagi moddalarni oksidlab olish mumkin. 2-probirka Cu(OH)2 bilan ko'k rangli eritma hosil qiladi. 1-probirka Cu(OH)2 bilan qizil chokma hosil qiladi. 3-probirkadagi moddani aniqlang
A) propanal
B)βœ…propan kislota
C) propandiol-1,2
D) propanol-1

5️⃣0οΈβƒ£πŸ”£β€οΈβ€οΈβ€οΈπŸ—“ IYUNDAN 3️⃣ OYLIK YOZGI TA'TIL KURSIGA START🏁 BERILADI
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MgSO4 ning 840 gr 40%li eritmasi 50Β°C gacha sovutildi. 648 gr to'yingan eritma olindi. MgSO4 *xH2O cho'kmaga tushdi. (S= 50 t=50 Β°C)
A) x ni aniqlang
B) kristalogidrat tarkibidagi kislorod atomlarining molini aniqlang.

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Kremniy va uglerodga natriy gidroksidning 200 gr 20% li eritmasi bilan reaksiyaga kirishdi.  Erimagan qoldiq konsentrlangan H2SO4 bn reaksiyaga kirishdi. Ikkala jarayonda ham bir xil hajm gaz ajraldi. Dastlabki metalmaslarni umumiy massasini aniqlang.

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nS.       8
β€”β€”β€”=-----
nO.      19
Bo'lgan oltingugurt di- va trioksidi mavjud. Ushbu aralashma KMnO4 ning 150g 31.6% li eritmasi bilan reaksiyaga kirishdi. (dioksid to'liq oksidlangan).
A) eritmadagi hosil bo'lgan jami sulfat ionini molini aniqlang
B) dastlabki aralashma massasini aniqlang.

5️⃣0οΈβƒ£πŸ”£β€οΈβ€οΈβ€οΈπŸ—“ IYUNDAN 3️⃣ OYLIK YOZGI TA'TIL KURSIGA START🏁 BERILADI
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2:1 mol nisbat olingan KMnO4 va MnO2 aralashmasiga mol miqdordagi HCl eritmasi ta'sir ettirildi. Natijada 30,6NA ta elektron tutgan gaz ajraldi.
A) hosil boβ€˜lgan Mn li tuz massasi
B) dastlabki MnO2 massasini

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X g formaldigid Ca(OH)2 bilan qizdirilganda reaksiyadan olingan mahsulot kumush ko'zgu reaksiyasiga kirishib Y g metall hosil bo'ldi. Dastlabki X g formaldegid mis ko'zguga kirishganda 432g qizil cho'kma hosil bo'ladi. Y ni toping?

5️⃣0οΈβƒ£πŸ”£β€οΈβ€οΈβ€οΈπŸ—“ IYUNDAN 3️⃣ OYLIK YOZGI TA'TIL KURSIGA START🏁 BERILADI
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⌨️⌨️⌨️⌨️⌨️⌨️⌨️

5️⃣0οΈβƒ£πŸ”£β€οΈβ€οΈβ€οΈπŸ—“ IYUNDAN 3️⃣ OYLIK YOZGI TA'TIL KURSIGA START🏁 BERILADI
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πŸ†•πŸ©΅πŸ©΅πŸ©΅πŸ©·πŸ©·πŸ©·πŸ’™πŸ’™πŸ’™

πŸ’ KIMYO 🀝 TA'TIL🏠
Hurmatli ustozlar, aziz o'quvchilar va ayniqsa yoshbolali hamda qaynona-qaynota xizmatidagi qadrli ayollar!!! Yoz davomida ta'tilni yanada maroqli va foydali o'tkazishni, keyingi o'quv yiligacha ilmiy salohiyat va mantiqiy fikrlash qobiliyatingizni oshirishni va eng asosiysi yozning issiq chillasida uydan chiqmasdan oilangiz bag'rida bo'lgan holda o'z ustingizda qat'iy ishlash rejangizda bormi
β‰οΈβž–unda marhamat, bunday imkoniyat siz uchun yaratib beriladiπŸ™‚

🌐NLINE DARSπŸ–₯
βœ…βŒ¨οΈβŒ¨οΈβŒ¨οΈβŒ¨οΈ
βœ…βŒ¨οΈβŒ¨οΈβŒ¨οΈβŒ¨οΈ
βœ…βŒ¨οΈβŒ¨οΈβŒ¨οΈβŒ¨οΈβŒ¨οΈβŒ¨οΈ

...to'liq uch oylik kurs davomida siz 50% chegirma
narxda qanday bilimlarni o'zlashtirasiz va bazalarni qo'lga kiritasiz:

1️⃣ Zamonaviy animatsion shaklda mavzuma mavzu batartib ijod qilingan to'liq va tugal videodarslar:
βœ…UMUMIY KIMYO (nazariya)
βœ…ANORGANIK KIMYO (nazariya)
βœ…ORGANIK KIMYO (nazariya)

2️⃣ Olingan nazariy bilimlardan foydalangan holda amaliy qo'llay olish uchun test-topshiriqlar bazasi:
βœ…DTM standart
βœ…Milliy Sertifikat standart
βœ…Attestatsiya standart

3️⃣ Test-topshiriqlar bazalarini tahlil qilishda to'g'ri mantiqiy algoritm tuza olish, nazariy bilimlarni qo'llay olish va vaqtdan unumli foydalangan holda to'liq yechim tahlillari:
βœ…PDF tahlil
βœ…Video tahlil
βœ…Ovozli tahlil

πŸ—“ 1-IYUNDAN START🏁 BERILADI
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πŸ†•UNIVERSAL KIMYOπŸ†•

πŸ” πŸ” πŸ” πŸ’ πŸ” πŸ” πŸ” β€” kimyo olamida yangi davr boshlanmoqda!!! Bu shunchaki reklama yoki safsata yoki maqtanchoqlik emas, bu haqiqat!!! Tez orada sababini bilib olasizπŸ™‚

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πŸ”₯5❀3πŸ‘1