Q38. C60, an allotrope of carbon contains (1) 12 hexagons and 20 pentagons. (2) 16 hexagons and 16 pentagons. (3) 18 hexagons and 14 pentagons. (4) 20 hexagons and 12 pentagons.
What This Question Tests
This question directly tests factual recall of the structural features (number of hexagonal and pentagonal rings) of C60 fullerene.
Concepts Tested
📚 NCERT Sections This Tests
14.1 — In An N-Type Silicon, Which Of The Following Statement Is True:
Physics Class 12 · Chapter 14
14.1 In an n-type silicon, which of the following statement is true: (a) Electrons are majority carriers and trivalent atoms are the dopants. (b) Electrons are minority carriers and pentavalent atoms are the dopants. (c) Holes are minority carriers and pentavalent atoms are the dopants. (d) Holes are majority carriers and trivalent atoms are the dopants.
5.16 — Draw Figure To Show The Splitting Of D Orbitals In An Octahedral Crystal Field.
Chemistry Class 11 · Chapter 5
5.16 Draw figure to show the splitting of d orbitals in an octahedral crystal field.
5.12 — Write All The Geometrical Isomers Of [Pt(Nh3)(Br)(Cl)(Py)] And How Many Of
Chemistry Class 11 · Chapter 5
5.12 Write all the geometrical isomers of [Pt(NH3)(Br)(Cl)(py)] and how many of these will exhibit optical isomers?
📋 Question Details
- Chapter
- p-block Elements
- Topic
- Allotropes of Carbon (Fullerenes)
- Year
- 2019
- Shift
- 09 Apr Shift 1
- Q Number
- Q38
- Type
- MCQ
- NCERT Ref
- Class 11 Chemistry Ch 11: The p-Block Elements
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