CBSE · Class 12 · Chemistry · The d-and f-Block ElementsMischmetal is an alloy consisting chiefly of:
Step-by-Step Solution
Mischmetal is a pyrophoric alloy of a lanthanoid metal (~95%), iron (~5%), and traces of sulfur, carbon, aluminum, and calcium. It is widely used in making lighter flints.
Detailed Options Breakdown
Option : Lanthanoid metal and iron (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 1: Actinoid metal and copper
Incorrect choice. This distractor represents a common misunderstanding of the core principles of The d-and f-Block Elements.
Option 2: Transition metals only
Incorrect choice. This distractor represents a common misunderstanding of the core principles of The d-and f-Block Elements.
Option 3: Alkali metals and aluminum
Incorrect choice. This distractor represents a common misunderstanding of the core principles of The d-and f-Block Elements.
💡 Study Guide: This question tests core syllabus concepts from The d-and f-Block Elements. For formulas, key summaries, and mock exam reference guides, read the full The d-and f-Block Elements Revision Notes.