2.sikloalkan top-20

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ilyos abduraxmonov tayyorlov kursi |samarqand kanal:@kimyoproton (94)477-68-99 sikloalkan top-20 max 40 min 1. naftenlarning umumiy formulasini aniqlang. a)cnh2n-2 b)cnh2n c)cnh2n+2 d)cnh2n-4 2. sikloalkanlar tarkibidagi elektronlar sonini hisoblash formulasini keltiring. a) 8n+2 b) 8n c) 14n-2 d) 10n-2 3. 0,2 mol 1,4-dimetil-3-etil-2-butilsiklogeksan necha gramm keladi? a) 9,8 b) 19,6 c)39,2 d) 58,8 4. sikloalkan molekulasidagi c - c bog‘i c - h bog‘idan 4 taga kam bo‘lsa, molekula tarkibidagi proton, elektron va neytron yig‘indisini hisoblang. a) 132 b)110 c)88 d)66 5. o‘n to‘rtta birlamchi va to‘rtta to‘rtlamchi uglerod atomi saqlagan sikloalkan molekulasida nechta uchlamchi uglerod atomi bo‘ladi? a) 4 b) 5 c)6 d)7 6. quyidagi moddaning sistematik nomini ko‘rsating. a) 1,2,3-trimetilsiklopropan b) 1,2,3-tripropilsiklopropan c) 1,2,3-triizopropilpropan d) 1,2,3-triizopropilsiklopropan 7.quyidagi moddaning sistematik nomini ko‘rsating. a) 1,2-dimetilsiklobutan b) 1,2-dimetilsiklopentan c) 1-metil-2-etilsiklobutan d) 1-metil-2-etilsiklopentan 8. c5h10 bo’lgan sikloparafinlarning nechta izomerlari (geometrik izomerlarisiz) bo’lishi mumkin.? a)3 b) 5 c) 4 d) 6 9. quyidagi reaksiya natijasida …

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ilyos abduraxmonov tayyorlov kursi |samarqand kanal:@kimyoproton (94)477-68-99 sikloalkan top-20 max 40 min 1. naftenlarning umumiy formulasini aniqlang. a)cnh2n-2 b)cnh2n c)cnh2n+2 d)cnh2n-4 2. sikloalkanlar tarkibidagi elektronlar sonini hisoblash formulasini keltiring. a) 8n+2 b) 8n c) 14n-2 d) 10n-2 3. 0,2 mol 1,4-dimetil-3-etil-2-butilsiklogeksan necha gramm keladi? a) 9,8 b) 19,6 c)39,2 d) 58,8 4. sikloalkan molekulasidagi c - c bog‘i c - h bog‘idan 4 taga kam bo‘lsa, molekula tarkibidagi proton, elektron va neytron yig‘indisini hisoblang. a) 132 b)110 c)88 d)66 5. o‘n to‘rtta birlamchi va to‘rtta to‘rtlamchi uglerod atomi saqlagan sikloalkan molekulasida nechta uchlamchi uglerod atomi bo‘ladi? a) 4 b) 5 c)6 d)7 6. quyidagi moddaning sistematik nomini ko‘rsating. a) 1,2,3-trimetilsik...

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