Mavzu: Dastlabki kimyoviy tushunchalar va qonunlar. Valentlik, molyar hajm, gazlarning zichligi, eritmalar, oksid, asos, kislota, tuzlar xossalari, ekvivalentlik qonunlariga doir masala

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«Galogenlar» mavzusi bo‘yicha tajribaviy masalalar yechish
1. Mashg‘ulot o‘tkazilgan kun, soat va ishning tartib raqami.
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2. Mashg‘ulotning mavzusi.
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3. Mashg‘ulot o‘tkazishdan maqsad.
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4. Ishni bajarish uchun zarur jihozlar va asbob sxemasi.
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5. Tajriba bajarilishining qisqacha tavsifi.
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6. Reaksiya tenglamalari.
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7. Reaksiyalar davomida moddalarda kuzatilgan o‘zgarishlar.
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8. Yakuniy xulosalar.
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Sana______
6-Nazorat ishi.
Mavzu:Kislorod gruppachasi elementlari mavzusini umumlashtirish.
Nazorat shakli.Test
1.H
2
SO
4
dagi S ning oksidlanish darajasini toping.
A)+4 B)+2 S)+6 D)+8
2.Gipsning formulasi berilgan qatorni toping.
A)CaSO
4
*2H
2
O B)CaSO
4
*0,5H
2
O S)MgSO
4
*2H
2
O
D)Na
2
SO
4
*10H
2
O
3.Flotatsiya─
A)Qattiq jismlarni gaz sirtida qalqib turishi
B)Qattiq jismlarni suyuqlik sirtida qalqib turishi
S)Suyuq moddalar gaz sirtida qalqib turishi
D)Qattiq moddalarni suv yuzasida qalqib turishi
4.Oltingugurtning oksidlovchilik xossalarini namoyon etgan reaksiyani toping.
A)S+O
2
=SO
2
B)H
2
+S=H
2
S S)Na+S=Na
2
S D)B va S
5.40gr SO
2
olish uchun necha (n.sh.da) l havo kerak? (havo tarkibida kislorod 21%).
A)66,7 l B)122,7 l S)60l D)22,4 l
6.H
2
SO
4
ning zichligi berilgan qatorni toping.
A)1,54g/l B)1,84g/sm
3
S)1g/ml D)1,64g/ml
7.Katalizator nima?
A)Kimyoviy reaksiyani sekinlashtiradi lekin o’zi sarf bo’lmaydigan reaksiyalar.
B) Kimyoviy reaksiyani tezlashtiradi lekin o’zi sarf bo’lmaydigan reaksiyalar.
S) Kimyoviy reaksiyani tezlashtiradi o’zi ham sarf bo’ladigan reaksiyalar.
D)Kimyoviy reaksiyada ishtirok etib,reaksiyani sekinlashtiradigan moddalar.
8.2NO+O
2
→NO
2
+Q reaksiyada harorat pasayganda muvozanat qaysi tomonga siljiydi?
A)chapga B)o’ngga S)siljimaydi D)avval o’ngga so’ngra
chapga
9.Veterinariyada va tibbiyotda ishlatiladigan modda berilgan qatorni toping.
A)Na
2
SO
4
B) Na
2
SO
4 *
10H
2
O S)Na
2
CO
3
D)NaHPO
4
10.H
2
S 1l suvda necha gr eriydi?
A)3,85gr B)2,5gr S)3,5gr D)3,8gr
11.Kislorodning oksidlanish darajasi +2 bo’lgan birikmani toping.
A)H
2
O B)H
2
O
2
S)F
2
O D)Na
2
O
12.H
2
S qaysi modda bilan cho’kma hosil qiladi?
A)AgNO
3
B)Pb(NO
3
)
2
S)KNO
3
D)Ca(NO
3
)
2
13.Oltingugurtning allotropiyalari berilgan qatorni toping.
A)rombik, monoklinik, plastic B)rombik,olmos,ozon
S)plastic,rombik, ozon D)rombik, monoklinik, fullerin.
14.SO
2
sanoatda qanday usulda olinadi?
A)ZnS+O
2
= B)Na
2
SO
3
+HCl= S)FeS
2
+O
2
= D)A va S

15.Reaksiyaning tezlik koeffitsiyenti 3 ga teng reaksiya temperaturasi 30
0
c dan 70
0
c ga
ko’tarilganda reaksiya tezligi necha marta ortadi?
A)9marta B)81marta S)27marta D)3marta
16.Konsentrlangan sulfat kislota 13gr rux bilan o’zaro ta’sirlashganda qancha hajm (n.sh.da) l
gaz ajraladi?
17.Kimyoviy reaksiya tezligiga ta’sir etuvchi omillar qaysilar?
18.Quyidagi o’zgarishlarni amalga oshiruvchi reaksiya tenglamalarini yozing.
S→H
2
S→S→SO
2
→SO
3
→H
2
SO
4
Kompetentlikni aniqlash uchun materiallar:
19.Kundalik turmushda oltingugurtning nima maqsadda ishlatilganini ko’rgansiz yoki
ehitgansiz?
20.Hayotimiz davomida qanday reaksiyalar tez qanday reaksiyalar sekin borgani ma’qul deb
o’ylaysiz?
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
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Baho_________
2-amaliy ish
“Oltingugurt” mavzusi bo‘yicha tajribaviy masalalar yechish
1. Mashg‘ulot o‘tkazilgan kun, soat va ishning tartib raqami.
______________________________________________________
2. Mashg‘ulotning mavzusi.
_________________________________________________________________________
___________________________________
3. Mashg‘ulot o‘tkazishdan maqsad.
_________________________________________________________________________
_________________________________________________________________________
_________________________________________________________________________
_____________________________________________
4. Ishni bajarish uchun zarur jihozlar va asbob sxemasi.
_________________________________________________________________________
_________________________________________________________________________
_________________________________________________________________________
_______________________________________
5. Tajriba bajarilishining qisqacha tavsifi.
_________________________________________________________________________
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_________________________________________________________________________
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6. Reaksiya tenglamalari.
_________________________________________________________________________
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7. Reaksiyalar davomida moddalarda kuzatilgan o‘zgarishlar.
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8. Yakuniy xulosalar.
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Baho_____
Sana________
7-Nazorat ishi.
Mavzu: Azot grupachasi mavzusini umumlashtirish.
Nazorat shakli: Masala yechish.
I-variant.
1.Azotning elektron formulasini yozing.
2.HNO
3
dagi azotning oksidlanish darajasi va valentligini yozing.
3. 12,6 gr nitrat kislota olish uchun necha gr azot (IV)-oksid zarur?
Kompetentlikni aniqlash uchun materiallar:
4.Turmushda siz uchratgan yoki eshitgan 2 ta azotli birikmani yozing va undagi azotni %
toping.
5.Laborotoriya sharoitida ammiak olish tenglamasini yozib bering.
II-variant.
1.90 g suvda 6 g natriy nitrat eritildi. Hosil bo‘lgan eritmaning
foiz konsentratsiyasini aniqlang.
2.Azot qanday oksidlanish darajalarini nomoyon qiladi?
3. Azotni oxirgi elektronini 4ta kvant sonlarda ifodalang.
Kompetentlikni aniqlash uchun materiallar:

4.40% li nitrat kislota eritmasini tayyorlash uchun suv va nitrat kislota qanday massa nisbatda
aralashtirish kerak?
5.Ammiakdagi elementlarni atomlar % toping.
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6. Reaksiya tenglamalari.
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7. Reaksiyalar davomida moddalarda kuzatilgan o‘zgarishlar.
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8. Yakuniy xulosalar.
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Baho_____
4-amaliy ish
«Azot» guruhchasi elementlari mavzulariga oid tajribaviy
1. Mashg‘ulot o‘tkazilgan kun, soat va ishning tartib raqami.
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2. Mashg‘ulotning mavzusi.
_________________________________________________________________________
___________________________________
3. Mashg‘ulot o‘tkazishdan maqsad.
_________________________________________________________________________
_________________________________________________________________________
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4. Ishni bajarish uchun zarur jihozlar va asbob sxemasi.
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Sana_____
8-Nazorat ishi.
Mavzu:Fosfor va mineral o’g’itlar mavzularini mustahkamlash.
Nazorat shakli:Test.
1. Fosfor……… oksidlanish darajalarini namoyon qiladi.
A) -3, 0, +3, +5 B) -3, 0,+5 S) ) 0, +3, +5 D) -3, 0, +3,
+7
2. Odam va hayvonlarning suyaklarining anorganik tarkibiy qismi
asosan qaysi modda tashkil etadi?
A)CaCl
2
B) Ca
3
(PO
4
)
2
S)CaCO
3
D)Ca
3
P
2
3.Oq fosforni kristall panjara turi?
A)ion B)molekulyar S)metal D)Atom
4.
quyida berilgan tuzilish qaysi fosfor allotropiyasiga tegishli?
A)qizil B)oq S)qora D)A va B
5. HPO
3
+ H
2
O = reaksiya natijasida qanday mahsulot hosil bo’ladi?
A) H
3
PO
4
B) HPO
3
S)H
3
PO
3
D)H
4
P
2
O
7
6.Kalsiy digidrofosfat berilgan qatorni toping.
A)CaHPO
4
B)CaH
2
PO
4
S)
Ca(H
2
PO
4
)
2
D)Ca
3
(PO
4
)
2
7.9,8gr fosfat kislotadagi vodorod atomlar soni nechta?
A)1,806*10
23
B)18,06*10
23
S)6,02*10
23
D)12,04*10
23
8. Fosforni qaysi akademik “Hayot va tafakkur elementi” deb atagan?
A)A.M.Butlerov B) A.Yu.Fersman S)Lavuazye
D) Yu.Libix
9. Makroelementlar keltirilgan qatorni toping.
A)C, O, H, N, P, S, Mg, K, S B) C, O, H, N, P,
S, Mg, K, Ca
S) Fe, Mn, B, Cu, Zn, Mo, Co D) Fe, Mn, B, Cu,
Zn, Mo, K
10. O‘simliklarda azot etishmagandaqnday holatlar kuzatiladi?
1 ) b ar g l ar i och-yashil bo‘lib qoladi. 2) barglari sarg‘ayib ketadi.
3)Fotosintez jarayoni buziladi. 4)o‘simliklarning hosildorligini keskin
kamaytirib yuboradi.
A)1,3,4 B)1,2,3,4 S)1,2,4 D)2,3,4
11.Karbamid (mochevina)formulasi berilgan qatorni toping.
A) CO(NH
2
)
2
B) (NH
4
)
2
SO
4
S) NH4NO
3
D)KNO
3
12. Tarkibida 75% kaliy xlorid bo‘lgan 2 t kaliyli o‘g‘itdagi ozuqa
modda miqdorini hisoblab toping.
A)473,3kg B)6,649kg S)946,6kg

D)1000kg
13. ….. – tirik organizmlarda siydik hosil bo‘lishida asosiy
elementdir.
A)Ca B) Mn S)Co D)Zn
14. Co qanday ahamiyatga ega?
A) gemoglobin sintezlanishida
B) DNK va aminokislotalar
almashinuvida S)uzum hosildorligini oshirishda D) barcha
javoblar to’g’ri
15.Fosforni oxirgi elektroni uchun barcha kvant sonlar yig’indisi
nechaga teng?
A)4,5 B)5,5 S)3,5 D)2,5
16.Ag
3
PO
4
qanday rangli cho’kma?
A)oq B)qora S)sariq D)ko’k
17.Fosforni qanday kislorodli birikmalarini bilasiz?
18. 36,4 g kalsiy fosfiddan olingan fosfinni to‘la yonishidan hosil
bo‘lgan fosfor
(V)-oksididan qancha ortofosfat kislota olish mumkin?
Kompetentlikni aniqlash uchun materiallar:
19.Qanday tabiiy o’gitlarni bilasiz?
20.Mamlakatimizni qaysi viloyatlarida qanday o’g’itlar ishlab
chiqarilishi haqida bilasiz?
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4. Ishni bajarish uchun zarur jihozlar va asbob sxemasi.
_________________________________________________________________________
_________________________________________________________________________
_________________________________________________________________________
_______________________________________
5. Tajriba bajarilishining qisqacha tavsifi.
_________________________________________________________________________
_________________________________________________________________________
_________________________________________________________________________
_________________________________________________________________________
_________________________________________________________________________
_______________________________
6. Reaksiya tenglamalari.
_________________________________________________________________________
_________________________________________________________________________
_________________________________________________________________________
_____________________________________________
7. Reaksiyalar davomida moddalarda kuzatilgan o‘zgarishlar.
_________________________________________________________________________
_________________________________________________________________________
_________________________________________________________________________
_________________________________________________________________________
_________________________________________________________________________
_____________
8. Yakuniy xulosalar.
_________________________________________________________________________
_________________________________________________________________________

_________________________________________________________________________
_____________________________________________
Baho______

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