Ellingham Diagram NCERT Solved Examples Based MCQs General Principles and Processes of Isolation of Elements (OLD NCERT) Chemistry NEET Practice Questions, MCQs, Past Year Questions (PYQs), NCERT Questions, Question Bank, Class 11 and Class 12 Questions, and PDF solved with answers

Given below are two statements:

Assertion (A):	Magnesium metal is not used for the reduction of alumina in the metallurgy of aluminum
Reason (R):	Magnesium can reduce alumina. But the process will be uneconomical.

1.	Both (A) and (R) are true and (R) is the correct explanation of (A).
2.	Both (A) and (R) are true but (R) is not the correct explanation of (A).
3.	(A) is true but (R) is false.
4.	(A) is false but (R) is true.

Subtopic: Ellingham Diagram |

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