In the extraction of iron, the waste gas from the furnace is a mixture of

Ludacris

9 years ago

the ans is C there shud b a coma btw N2 and CO

imranoye

7 years ago

the ans is C because iron is extracted from iron iii oxide.the other raw materials for the extraction process are limestone and coke.air from tuyere is passed into the furnace.therefore, one can get nitrogen from the air and CO and CO2 as the other products.

TEE-CLEVER

9 years ago

C is d correct ansa bcos the waste gas which comes out of the furnace contains mainly nitrogen about 30% CO nd 10% CO2,and is used for pre heating the air blast nd iron ore.

ohirocaesar

9 years ago

The waste gas mixture which comes out from the furnance contain mainly nitrogen with about 30% carbon II oxide and 10% carbon iv oxide so the answer is C

Ninny

9 years ago

The ansa is C



Ababio pg 484

Born To Excel

9 years ago

C is the correct answer

Okechukwualj70

8 years ago

The waste gas mixture from the contains mainly Nitrogen with about 30% Carbon(ii)oxide and 10% Carbon(iv)oxide and is used for preheating the air blast and iron ore

Ibrahim fatimoh

9 years ago

Sorry a mistake ;option A and D

Ibrahim fatimoh

9 years ago

Option A and B are the same(PH3 and CO)

Myschool Kelly

9 years ago

Thanks for your observation. The question has been modified.