2.8 Kislorod va ozon to ‘g ‘risida bilasizmi?......................................................................60
2.9. Oltingugurt to‘g ‘risidabilasizmi ?...............................................................................61
2 10. Galogenlarlarto‘g ‘risida bilasizmi ?......................................................................... 62
2 11. Asil gazlar to ‘g ‘risida bilasizmi ?.............................................................................. 64
2.12. Tem irto‘g ‘risidabilasizmi ? ......................................................................................65
2.13. D .l M endeleyevningdavny qonuni va davriy sistem asi to ‘ grisida
bilasizmi ? ......................................................................................................................... 66
2.14. H a v o to ‘g ‘nsidabilasizm i ?.......................................................................................67
2.15 S u v to ‘g ‘nsidabilasizmi ? .......................................................................................... 68
2.16. Radioaktivlik to ‘ g ‘ nsida bilasizmi ? ..........................................................................70
2.17. Yonish to‘g ‘risidabilasizmi ? ..................................................................................... 71
2.18. Oksidlarva asoslarto‘g ‘risida bilasizmi ? ................................................................. 71
2.19. Kislotalarto‘g‘risida bilasizmi ? .................................................................................. 72
2.20. Tuzlar to‘g‘nsida bilasizmi ? ....................................................................................... 73
2.21. Organik birikmalar to‘g‘risida bilasizm i?.................................................................75
Ш . K IM Y O V IY V IK T O R IN A L A R
77
IV. K I M \O V I \ INSSENIROVKALAR
4.1. Kimyoviy hodisalarto‘g ‘n sida.................................................................................... 86
4.2. Bog'dodlik donishm and............................................................................................... 90
4.3. Tuzlai gidi4)lizi to ‘g"iisida............................................................................................ 92
4.4. O haktosh va uning m ahsulotlanga oid tajnbalar................................................... 97
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