
Po'lat ishlab chiqarish
Authored by Gavhar Pardayeva
Chemistry
1st Grade
Used 3+ times

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14 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Marten pechida nima olinadi?
Cho'yan va po'lat
Cho'yan
Po'lat
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Po'lat asosan nimadan olinadi?
Koksdan
Cho'yanni qayta ishlab
Temir rudasidan
Ohaktosh va koks
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho'yan tarkibidagi uglerod qanday yo'qotiladi?
karbidlar ko'rinishida
Is gazi ko'rinishida
CO va CO2 KO'RINISHIDA
karbonat angdrid
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Oltingugurt cho'yan tarkibida qanday ko'rinishda uchraydi?
Fe2S3
FeS
FeS2
CaS
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho'yan po'latga qaraganda .......................... bo'ladi.
Bolg'alanuvchan
Mo'rt
Bolg'alanuvchan
Mustahkam
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
G'ovak temir nimadan olinadi?
Temir oksididan
Po'latdan
Cho'yandan
Rudadan
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Temirning nisbiy atom massasi?
56 g/mol
30 g/mol
26 g/mol
55 g/mol
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