So’z boshi. Ilm har sohada do’st, hayot yo’llarida tayanch, yolg’izlik damlarida yo’ldosh, baxtiyor daqiqalarda rahbar, qayg’uli onlarda madadkor, odamlar orasida zebu-ziynat, dushmanlarga qarshi kurashda quroldir

128. Alken molekulasidagi orbitallar soniga oid.

1. 
   Ikki xil alken molekulasidagi s orbitallar soni nisbati 3 : 4 bo’lib, gidrogenlanganda hosil bo’lgan alkan molekulasida s orbitallar soni 7 : 9 bo’lsa, alkenlar gidratlanganda hosil bo’lgan spirt molekulasida s orbitallar nisbati qanday bo’ladi. (molekulani hosil qilishda qatnashmagan s orbitallar ham hisobga olinsin)
   

A) 7 : 11 B) 17 : 21 C) 15 : 19 D) 23 : 17

2. 
   Ikki xil alken molekulasidagi s orbitallar soni nisbati 2 : 3 bo’lib, gidrogenlanganda hosil bo’lgan alkan molekulasida s orbitallar soni 3 : 4 bo’lsa, alkenlar gidratlanganda hosil bo’lgan spirt molekulasida s orbitallar nisbati qanday bo’ladi. (molekulani hosil qilishda qatnashmagan s orbitallar ham hisobga olinsin)
   

A) 7 : 9 B) 17 : 21 C) 15 : 19 D) 23 : 17

3. 
   Ikki xil alken molekulasidagi s orbitallar soni nisbati 6 : 7 bo’lib, gidrogenlanganda hosil bo’lgan alkan molekulasida s orbitallar soni 7 : 8 bo’lsa, alkenlar gidratlanganda hosil bo’lgan spirt molekulasida s orbitallar nisbati qanday bo’ladi. (molekulani hosil qilishda qatnashmagan s orbitallar ham hisobga olinsin)
   

A) 7 : 11 B) 17 : 21 C) 15 : 17 D) 23 : 17

4. 
   Ikki xil alken molekulasidagi s orbitallar soni nisbati 2 : 3 bo’lib, gidrogenlanganda hosil bo’lgan alkan molekulasida s orbitallar soni 7 : 10 bo’lsa, alkenlar gidratlanganda hosil bo’lgan spirt molekulasida s orbitallar nisbati qanday bo’ladi. (molekulani hosil qilishda qatnashmagan s orbitallar ham hisobga olinsin)
   

A) 7 : 11 B) 15 : 21 C) 15 : 19 D) 23 : 17

5. 
   Ikki xil alken molekulasidagi s orbitallar soni nisbati 5 : 9 bo’lib, gidrogenlanganda hosil bo’lgan alkan molekulasida s orbitallar soni 3 : 5 bo’lsa, alkenlar gidratlanganda hosil bo’lgan spirt molekulasida s orbitallar nisbati qanday bo’ladi. (molekulani hosil qilishda qatnashmagan s orbitallar ham hisobga olinsin)
   

A) 17 : 11 B) 13 : 21 C) 15 : 19 D) 23 : 27

6. 
   Ikki xil alken molekulasidagi s orbitallar soni nisbati 2 : 3 bo’lib, gidrogenlanganda hosil bo’lgan alkan molekulasida s orbitallar soni 5 : 7 bo’lsa, alkenlar gidratlanganda hosil bo’lgan spirt molekulasida s orbitallar nisbati qanday bo’ladi. (molekulani hosil qilishda qatnashmagan s orbitallar ham hisobga olinsin)
   

A) 7 : 11 B) 17 : 21 C) 11 : 15 D) 23 : 17

7. 
   Ikki xil alken molekulasidagi s orbitallar soni nisbati 5 : 7 bo’lib, gidrogenlanganda hosil bo’lgan alkan molekulasida s orbitallar soni 3 : 4 bo’lsa, alkenlar gidratlanganda hosil bo’lgan spirt molekulasida s orbitallar nisbati qanday bo’ladi. (molekulani hosil qilishda qatnashmagan s orbitallar ham hisobga olinsin)
   

A) 7 : 11 B) 17 : 21 C) 15 : 19 D) 13 : 17

8. 
   Ikki xil alken molekulasidagi s orbitallar soni nisbati 7 : 9 bo’lib, gidrogenlanganda hosil bo’lgan alkan molekulasida s orbitallar soni 4 : 5 bo’lsa, alkenlar gidratlanganda hosil bo’lgan spirt molekulasida s orbitallar nisbati qanday bo’ladi. (molekulani hosil qilishda qatnashmagan s orbitallar ham hisobga olinsin)
   

A) 7 : 11 B) 17 : 21 C) 15 : 19 D) 23 : 17

9. 
   Ikki xil alken molekulasidagi s orbitallar soni nisbati 3 : 4 bo’lib, gidrogenlanganda hosil bo’lgan alkan molekulasida s orbitallar soni 4 : 5 bo’lsa, alkenlar gidratlanganda hosil bo’lgan spirt molekulasida s orbitallar nisbati qanday bo’ladi. (molekulani hosil qilishda qatnashmagan s orbitallar ham hisobga olinsin)
   

A) 9 : 11 B) 17 : 21 C) 15 : 19 D) 23 : 17

10. 
    Ikki xil alken molekulasidagi s orbitallar soni nisbati 4 : 7 bo’lib, gidrogenlanganda hosil bo’lgan alkan molekulasida s orbitallar soni 5 : 8 bo’lsa, alkenlar gidratlanganda hosil bo’lgan spirt molekulasida s orbitallar nisbati qanday bo’ladi. (molekulani hosil qilishda qatnashmagan s orbitallar ham hisobga olinsin)
    

A) 17 : 11 B) 17 : 21 C) 15 : 19 D) 11 : 17