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JEE Advance 2022
Paper-2
Multiple correct answers - Select all that apply
Question
The correct option(s) related to the extraction of iron from its ore in the blast furnace operating in the temperature range $900-1500 \mathrm{~K}$ is(are)
Select ALL correct options:
A
Limestone is used to remove silicate impurity.
B
Pig iron obtained from blast furnace contains about $4 \%$ carbon.
C
Coke $(\mathrm{C})$ converts $\mathrm{CO}_2$ to CO .
D
Exhaust gases consist of $\mathrm{NO}_2$ and CO .
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
⚠ Partially correct. Some answers are missing.
Solution
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Question Tags
JEE Advance
Chemistry
Easy
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