Q46.The appearance of colour in solid alkali metal halides is generally due to: (1) Schottky defect (2) Frenkel defect (3) Interstitial position (4) F-centres
What This Question Tests
This question tests the understanding of point defects in ionic solids, specifically the cause of colour in alkali metal halides due to F-centres.
Concepts Tested
📚 NCERT Sections This Tests
4.12 — What Are Interstitial Compounds? Why Are Such Compounds Well Known For
Chemistry Class 11 · Chapter 4
4.12 What are interstitial compounds? Why are such compounds well known for transition metals?
5.25 — Explain The Violet Colour Of The Complex [Ti(H2O)6] 3+ On The Basis Of Crystal
Chemistry Class 11 · Chapter 5
5.25 Explain the violet colour of the complex [Ti(H2O)6] 3+ on the basis of crystal field theory.
4.11 — Explain Giving Reasons:
Chemistry Class 11 · Chapter 4
4.11 Explain giving reasons: (i) Transition metals and many of their compounds show paramagnetic behaviour. (ii) The enthalpies of atomisation of the transition metals are high. (iii) The transition metals generally form coloured compounds. (iv) Transition metals and their many compounds act as good catalyst.
📋 Question Details
- Chapter
- Solid State
- Topic
- Defects in solids
- Year
- 2014
- Shift
- 11 Apr Online
- Q Number
- Q46
- Type
- Conceptual
- NCERT Ref
- Class 12 Chemistry Ch 1: Solid State
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